ORDER
DOTY, District Judge.
This matter is before the court on defendants’ Mayo Foundation and Rochester Methodist Hospital (“defendants”) appeal of an order of Magistrate Judge Floyd E. Boline dated October 2, 1990. That order denies defendants’ motion to compel plaintiff Joyce Filz (“Filz”) to sign a medical authorization permitting defendants to conduct ex parte interviews with her treating physicians. Based on a review of the file and record herein, defendants’ motion to set aside the magistrate judge’s order is granted.
BACKGROUND
Plaintiffs Joyce and Donald Filz bring this action alleging medical malpractice.1 Joyce Filz received medical treatment from defendants in 1987 and 1988. She alleges that they negligently failed to diagnose and treat a bowel obstruction and this negligence has resulted in her inability to maintain normal bowel function. After defendants’ treatment, Filz was treated by at least one other physician for her alleged medical problems.
Defendants asked Filz to sign a medical authorization permitting defendants to confer privately with her other treating physicians. Filz refused to sign an authorization and defendants brought a motion to compel. Magistrate Judge Boline’s order of October 2, 1990 denies defendants’ motion to compel but allows defendants to interview Filz’s treating physicians in the presence of her counsel; in the alternative, the order permits the defendants to depose her treating physicians. Defendants appeal the entire order because they contend that it denies them equal and open access to Filz’s treating physicians.
Defendants further contend that Magistrate Judge Boline’s order is contrary to law because it disregards controlling precedent of this district which holds that federal procedural law governs the type of authorization that a plaintiff must sign in a diversity action and that federal law permits ex parte interviews.
Plaintiffs argue that Minnesota privilege law rather than federal procedural rules controls any disputes regarding the scope and protections provided by the physician-patient privilege for federal courts sitting in diversity. Plaintiffs therefore urge the court to apply a recent Minnesota [167]*167statute that defines procedures for conducting informal interviews with plaintiffs’ treating physicians in medical malpractice actions.2
DISCUSSION
A district court may modify or set aside any portion of a magistrate judge’s order found to be clearly erroneous in fact or contrary to law. 28 U.S.C. § 636(b)(1)(A); Fed.R.Civ.P. 72(a). This appeal presents a vertical choice of law question: whether a defendant in a medical malpractice action brought in federal court pursuant to diversity jurisdiction is bound by the informal interview procedures set forth in Minnesota’s statute or whether such interviews are governed by federal procedural rules.3
Federal law does not provide a physician-patient privilege in diversity actions. See, e.g., United States v. University Hosp., 575 F.Supp. 607, 611 (E.D.N.Y.1983), aff'd, 729 F.2d 144 (2d Cir.1984); In re Grand Jury Subpoena, 460 F.Supp. 150, 151 (W.D.Mo.1978). Federal courts sitting in diversity consider the existence of the physician-patient privilege substantive for Erie purposes and thus state law controls whether federal courts recognize the privilege in such cases. See, e.g., Pritchard-[168]*168Keang Nam Corp. v. Jaworski, 751 F.2d 277, 281 n. 4 (8th Cir.1984); Lind v. Canada Dry Corp., 283 F.Supp. 861, 863-65 (D.Minn.1968).
Federal Rule of Evidence 501 further directs that:
the privilege of a witness ... shall be governed by the principles of the common law as they may be interpreted by the courts of the United States in the light of reason and experience. However, in civil actions and proceedings, with respect to an element of a claim or defense as to which State law supplies the rule of decision, the privilege of a witness ... shall be determined in accordance with State law.
Fed.R.Evid. 501. State law thus clearly controls the existence and scope of the physician-patient privilege in diversity actions. Most states have created a physician-patient privilege by statute.4 Minnesota’s statute states that:
A licensed physician or surgeon, dentist; or chiropractor shall not, without the consent of the patient, be allowed to disclose any information or any opinion based thereon which the professional acquired in attending the patient in a professional capacity, and which was necessary to enable the professional to act in that capacity____
Minn.Stat. § 595.02, subd. 1(d) (1988).
State law also controls what constitutes a waiver of the physician-patient privilege.5 Lind v. Canada Dry Corp., 283 F.Supp. 861, 863 (D.Minn.1968). In Minnesota the physician-patient privilege is statutorily waived in medical malpractice actions:
A party who commences an action for malpractice, error, mistake, or failure to cure, whether based on contract or tort, against a health care provider on the person’s own behalf or in a representative capacity, waives in that action any privilege existing under subdivision 1, paragraphs (d) and (g), as to any information or opinion in the possession of a health care provider who has examined or cared for the party or other person whose health or medical condition has been placed in controversy in the action.
Minn.Stat. § 595.02, subd. 5 (1988).6 The statute has recently been amended to set [169]*169out certain procedures that must be followed in medical malpractice actions if a defendant seeks to conduct an informal interview with a treating physician. This section provides:
This waiver must permit all parties to the action, and their attorneys or authorized representatives, to informally discuss the information or opinion with the health care provider if the provider consents. Prior to an informal discussion with a health care provider, the defendant must mail written notice to the other party at least 15 days before the discussion. The plaintiffs attorney or authorized representative must have the opportunity to be present at any informal discussion. Appropriate medical authorizations permitting discussion must be provided by the party commencing the action upon request from any other party.
A health care provider may refuse to consent to the discussion but, in that event, the party seeking the information or opinion may take the deposition of the health care provider with respect to that information and opinion, without obtaining a prior court order.
Minn.Stat. § 595.02, subd. 5 (1988) (“subdivision 5”).
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ORDER
DOTY, District Judge.
This matter is before the court on defendants’ Mayo Foundation and Rochester Methodist Hospital (“defendants”) appeal of an order of Magistrate Judge Floyd E. Boline dated October 2, 1990. That order denies defendants’ motion to compel plaintiff Joyce Filz (“Filz”) to sign a medical authorization permitting defendants to conduct ex parte interviews with her treating physicians. Based on a review of the file and record herein, defendants’ motion to set aside the magistrate judge’s order is granted.
BACKGROUND
Plaintiffs Joyce and Donald Filz bring this action alleging medical malpractice.1 Joyce Filz received medical treatment from defendants in 1987 and 1988. She alleges that they negligently failed to diagnose and treat a bowel obstruction and this negligence has resulted in her inability to maintain normal bowel function. After defendants’ treatment, Filz was treated by at least one other physician for her alleged medical problems.
Defendants asked Filz to sign a medical authorization permitting defendants to confer privately with her other treating physicians. Filz refused to sign an authorization and defendants brought a motion to compel. Magistrate Judge Boline’s order of October 2, 1990 denies defendants’ motion to compel but allows defendants to interview Filz’s treating physicians in the presence of her counsel; in the alternative, the order permits the defendants to depose her treating physicians. Defendants appeal the entire order because they contend that it denies them equal and open access to Filz’s treating physicians.
Defendants further contend that Magistrate Judge Boline’s order is contrary to law because it disregards controlling precedent of this district which holds that federal procedural law governs the type of authorization that a plaintiff must sign in a diversity action and that federal law permits ex parte interviews.
Plaintiffs argue that Minnesota privilege law rather than federal procedural rules controls any disputes regarding the scope and protections provided by the physician-patient privilege for federal courts sitting in diversity. Plaintiffs therefore urge the court to apply a recent Minnesota [167]*167statute that defines procedures for conducting informal interviews with plaintiffs’ treating physicians in medical malpractice actions.2
DISCUSSION
A district court may modify or set aside any portion of a magistrate judge’s order found to be clearly erroneous in fact or contrary to law. 28 U.S.C. § 636(b)(1)(A); Fed.R.Civ.P. 72(a). This appeal presents a vertical choice of law question: whether a defendant in a medical malpractice action brought in federal court pursuant to diversity jurisdiction is bound by the informal interview procedures set forth in Minnesota’s statute or whether such interviews are governed by federal procedural rules.3
Federal law does not provide a physician-patient privilege in diversity actions. See, e.g., United States v. University Hosp., 575 F.Supp. 607, 611 (E.D.N.Y.1983), aff'd, 729 F.2d 144 (2d Cir.1984); In re Grand Jury Subpoena, 460 F.Supp. 150, 151 (W.D.Mo.1978). Federal courts sitting in diversity consider the existence of the physician-patient privilege substantive for Erie purposes and thus state law controls whether federal courts recognize the privilege in such cases. See, e.g., Pritchard-[168]*168Keang Nam Corp. v. Jaworski, 751 F.2d 277, 281 n. 4 (8th Cir.1984); Lind v. Canada Dry Corp., 283 F.Supp. 861, 863-65 (D.Minn.1968).
Federal Rule of Evidence 501 further directs that:
the privilege of a witness ... shall be governed by the principles of the common law as they may be interpreted by the courts of the United States in the light of reason and experience. However, in civil actions and proceedings, with respect to an element of a claim or defense as to which State law supplies the rule of decision, the privilege of a witness ... shall be determined in accordance with State law.
Fed.R.Evid. 501. State law thus clearly controls the existence and scope of the physician-patient privilege in diversity actions. Most states have created a physician-patient privilege by statute.4 Minnesota’s statute states that:
A licensed physician or surgeon, dentist; or chiropractor shall not, without the consent of the patient, be allowed to disclose any information or any opinion based thereon which the professional acquired in attending the patient in a professional capacity, and which was necessary to enable the professional to act in that capacity____
Minn.Stat. § 595.02, subd. 1(d) (1988).
State law also controls what constitutes a waiver of the physician-patient privilege.5 Lind v. Canada Dry Corp., 283 F.Supp. 861, 863 (D.Minn.1968). In Minnesota the physician-patient privilege is statutorily waived in medical malpractice actions:
A party who commences an action for malpractice, error, mistake, or failure to cure, whether based on contract or tort, against a health care provider on the person’s own behalf or in a representative capacity, waives in that action any privilege existing under subdivision 1, paragraphs (d) and (g), as to any information or opinion in the possession of a health care provider who has examined or cared for the party or other person whose health or medical condition has been placed in controversy in the action.
Minn.Stat. § 595.02, subd. 5 (1988).6 The statute has recently been amended to set [169]*169out certain procedures that must be followed in medical malpractice actions if a defendant seeks to conduct an informal interview with a treating physician. This section provides:
This waiver must permit all parties to the action, and their attorneys or authorized representatives, to informally discuss the information or opinion with the health care provider if the provider consents. Prior to an informal discussion with a health care provider, the defendant must mail written notice to the other party at least 15 days before the discussion. The plaintiffs attorney or authorized representative must have the opportunity to be present at any informal discussion. Appropriate medical authorizations permitting discussion must be provided by the party commencing the action upon request from any other party.
A health care provider may refuse to consent to the discussion but, in that event, the party seeking the information or opinion may take the deposition of the health care provider with respect to that information and opinion, without obtaining a prior court order.
Minn.Stat. § 595.02, subd. 5 (1988) (“subdivision 5”). The issue is whether federal courts sitting in diversity in Minnesota are bound by these procedures.
Defendants’ Contentions
Defendants concede that in diversity actions state law controls the existence and waiver of the physician-patient privilege but argue that federal law controls the methods of discovery permitted once the court determines that the privilege has been waived. Keller v. Orion Ins. Co., 285 F.Supp. 906, 907 (D.Minn.1968). Defendants contend that Filz has waived the physician-patient privilege under subdivision 5 by filing a suit alleging malpractice and that federal procedural law dictates the type of authorization she must sign. Thus defendants seek an order compelling Filz to sign an authorization which would permit them to privately contact her treating physicians without following the procedures set forth in the Minnesota statute.7
[170]*170Defendants characterize the form of authorization requested as procedural because it relates specifically to a method of discovery. Defendants argue that Minnesota law directly conflicts with federal rules because the Minnesota statute limits ex parte contact while the federal rules impose no such limits once a plaintiff waives the medical privilege. If a direct conflict exists between state and federal procedural rules Erie, as interpreted in Hanna v. Plumer, dictates that the federal procedural rule applies. Hanna v. Plumer, 380 U.S. 460, 472-74, 85 S.Ct. 1136, 1144-45, 14 L.Ed.2d 8 (1965); Modem Computer Sys., Inc. v. Modern Banking Sys., Inc., 871 F.2d 734, 737 n. 5 (8th Cir. 1989) (citing Hanna); Hughes v. Mayo Clinic, 834 F.2d 713, 715-17 (8th Cir.1987). Although federal courts disagree about the availability of ex parte interviews, defendants argue that all federal courts faced with the question look to federal law to determine if such contact is available. See, e.g., Thomsen v. Mayo Found., No. 4-84-1239, slip op. at 3 (D.Minn. Aug. 20, 1986) (1986 WL 9159) (holding that once a patient waives the physician-patient privilege federal evidentiary law permits ex parte contact); Doe v. Eli Lilly & Co., 99 F.R.D. 126, 127 (D.D.C.1983) (holding that the Federal Rules of Civil Procedure permit ex parte interviews with treating physicians once patient waives the privilege by filing suit); Weaver v. Mann, 90 F.R.D. 443, 445 (D.N.D.1981) (interpreting Federal Rules of Civil Procedure to prohibit private conversations with plaintiff’s physicians); Garner v. Ford Motor Co., 61 F.R.D. 22, 23 (D.Alaska 1973) (holding that once physician-patient privilege is waived federal rules control procedures in federal court but federal rules do not permit ex parte interviews). Defendants further rely on prior Minnesota federal district court decisions that have permitted ex parte interviews.8 Thus they argue Filz must sign an [171]*171authorization permitting defendants ,to informally interview her treating physicians without following the procedures in the Minnesota statute.
Plaintiffs’ Contentions
Plaintiffs raise two arguments to support the application of state law. Plaintiffs first contend that the safeguards built into subdivision 5 represent a conditional waiver of the physician-patient privilege in medical malpractice suits. The procedures in subdivision 5 place limits on the waiver reflecting a balancing by the Minnesota legislature of the various interests implicated by the physician-patient privilege. The statute permits direct informal access to plaintiffs’ physicians because of defendants’ pressing need for relevant medical information in medical malpractice actions. Plaintiffs argue that the Minnesota legislature further determined that defendants’ need for such information is not so great that it operates to totally waive the protections of the physician-patient privilege. The statute limits defendants’ right to informally interview treating physicians in recognition of Minnesota’s strong public policy of protecting the physician-patient relationship. See Wenninger v. Muesing, 307 Minn. 405, 410-11, 240 N.W.2d 333, 337 (1976) (emphasizing that ex parte interviews do not adequately protect a patient’s right of privacy nor preserve the complete trust between a doctor and patient). If subdivision 5 is characterized as a conditional waiver, plaintiffs argue that it is substantive for purposes of Erie, and thus controlled by state law without resort to a Walker analysis.9 Cf. Lind, 283 F.Supp. at 865 (holding that waiver of the physician-patient privilege in diversity actions is controlled by state law).
Subdivision 5 may also be viewed as merely providing another tool of discovery that the Minnesota legislature deemed appropriate in medical malpractice actions. Subdivision 5 actually represents a liberalization of Minnesota state law. Prior to its amendment, the Minnesota Supreme Court in Wenninger v. Muesing barred all ex parte interviews, absent patients’ consent, reasoning that such ex parte interviews may threaten the physician-patient relationship. 307 Minn. 405, 240 N.W.2d 333 (1976). Minnesota law further required defendants to show good cause and obtain a court order prior to deposing treating physicians.10 Subdivision 5 relaxed the Wen-ninger rule in medical malpractice cases by requiring patients to sign waivers authorizing informal interviews and defining various procedures to be followed. According to the terms of subdivision 5, if a treating physician refuses an informal interview with a defendant, the defendant may depose the physician without obtaining a pri- or court order.11
[172]*172The Minnesota Supreme Court characterizes subdivision 5 not as providing critical protection to the physician-patient privilege but rather enacted to “give defense counsel easier access to plaintiff’s treating physicians.” Blohm v. Minneapolis Urological Surgeons, 449 N.W.2d 168, 169 (1989). Subdivision 5 “was designed to minimize the difficulties of obtaining an interview by eliminating plaintiff’s right to veto.” Id. The “informal discussion” protocol outlined in the statute does not rise to the level of formal discovery procedure:
‘Discovery’ contemplates the gathering of information under court auspices. If a witnesses chooses to talk to an attorney, this is not ‘discovery’ as that term is generally understood. Indeed, the very use of the colloquial words ‘informal’ and ‘discussion’ suggests a legislative intent to separate this kind of interview from discovery requiring court assistance or supervision.
Id. at 170.12 Thus, the Minnesota Supreme Court interprets subdivision 5 not as a conditional waiver, or even a formal method of discovery, but rather an extension of the informal information gathering permitted under state law.
Federal courts also have characterized ex parte interviews as a method of informal discovery rather than a conditional waiver of the physician-patient privilege. In Doe v. Eli Lilly, the court held that the Federal Rules of Civil Procedure, while providing “certain specific formal methods of acquiring evidence”, did not “preclude the use of such venerable, if informal, discovery techniques as the ex parte interview of [a treating physician] who is willing to speak.” 99 F.R.D. at 127. Other federal courts interpret the federal rules to prohibit ex parte interviews, see, e.g., Weaver, 90 F.R.D. at 445; Garner, 61 F.R.D. at 23, but still characterize ex parte interviews as a method of informal discovery to be controlled by federal rather than state law.13 In various unpublished decisions, the Minnesota federal district courts have also permitted ex parte interviews of treating physicians as a permissible method of informal discovery, both in medical malpractice actions and in other suits where patients have placed their physical condition at issue.14 The defendants argue that these prior Minnesota district cases are dis-positive. Although not dispositive because all the cases were either written prior to the statute, did not address the statute, or were not medical malpractice cases, those cases reflect the overriding purpose of the federal discovery rules: to liberalize discovery to permit the “fullest possible knowledge of the issues and facts before trial.” Hickman v. Taylor, 329 U.S. 495, 501, 67 S.Ct. 385, 388, 91 L.Ed. 451 (1947).
Based on the foregoing analysis, prior state and federal decisions support the characterization of ex parte interviews as tools of informal discovery. Plaintiffs’ contention that subdivision 5 represents a conditional waiver of the Minnesota physician-patient privilege is rejected and subdivision 5 is deemed procedural for purposes of Erie.
Plaintiffs contend that if subdivision 5 is procedural, no direct conflict exists between federal and state procedural law, and that only in cases where a direct conflict exists does the court automatically [173]*173apply the federal procedural rule, following Hanna. Walker v. Armco Steel Corp., 446 U.S. 740, 749-50, 100 S.Ct. 1978, 1984-85, 64 L.Ed.2d 659 (1980). In situations where there is merely an apparent conflict between state and federal rules of procedure, “the first question must therefore be whether the scope of the Federal Rule in fact is sufficiently broad to control the issue.” Id. at 749, 100 S.Ct. at 1984. Where there is no federal rule directly on point, the court must apply a two-step process under Erie to determine whether state law must be followed.15 Walker, 446 U.S. at 752-53, 100 S.Ct. at 1986. First, the court must determine whether the state law under consideration is an integral part of a state substantive scheme. Id. at 751, 100 S.Ct. at 1985. Second, application of state law should further at least one of the policy considerations articulated in Erie: (1) to discourage forum shopping; or (2) to prevent the inequitable administration of the law. Id. at 751-53, 100 S.Ct. at 1985-86.
No federal procedural rule explicitly permits or prohibits ex parte interviews between defendants and plaintiffs’ treating physicians, see, e.g., Doe, 99 F.R.D. at 127; Garner, 61 F.R.D. at 23. The scope of the federal rules is not sufficiently broad to control the issue. Thus, no direct conflict exists and the court must apply the Walker analysis to subdivision 5.
Plaintiffs argue that the Minnesota statute meets both Walker criteria. Plaintiffs contend that the procedures of subdivision 5, by restricting defendants’ access to treating physicians, operate as an integral component of the balance wrought by the Minnesota legislature in the area of physician-patient privilege, thereby meeting the first element of the Walker analysis. The physician-patient privilege “was never intended, however, to be used as a trial tactic by which a party entitled to invoke it may control to his advantage the timing and circumstances of the release of information he must inevitably see revealed at some time.” Doe, 99 F.R.D. at 128. Subdivision 5 does not act as a conditional waiver of the physician-patient privilege but rather significantly liberalizes defendants’ access to treating physicians once a patient waives the privilege by filing a medical malpractice action in state court. Most federal courts, when faced with the question of what constitutes appropriate contact between defendants and treating physicians once the privilege is waived, permit ex parte interviews as a valuable component of federal discovery law. See, e.g., id. at 127. In Doe v. Eli Lilly, the court allowed defense counsel in a drug liability case to interview plaintiffs’ treating physicians without the presence of plaintiffs’ attorneys, reasoning that:
[t]he inchoate threat implicit in refusing or qualifying permission to speak to a witness in possession of privileged information operates to intimidate the witness, who is then placed in the position of withholding or divulging what he knows at his peril and is itself a species of improper influence. It also enables the party so wielding the privilege to monitor his adversary’s progress in preparing his case by his presence on each occasion such information is revealed while his own preparation is under no such scruti-ny____it would be an abuse of the privilege to allow it to be used in such a manner which has no relation to the purposes for which it exists.
Id. at 128-29. The Minnesota Supreme Court’s interpretation of subdivision 5 in Blohm also undercuts plaintiffs’ claim that the informal interview procedures comprise an integral part of state privilege law. The court emphasized that it did not intend in prior decisions to discourage informal interviews and that subdivision 5 was enacted to provide defendants with the right to informally interview treating physicians in medical malpractice actions by eliminating plaintiffs’ right to veto such interviews. Blohm v. Minneapolis Urological Surgeons, 449 N.W.2d 168, 169-70 (1989). The court did not characterize the procedures in subdivision 5 as reflecting the legislature’s desire [174]*174to protect the physician-patient privilege or to balance conflicting interests but rather reflecting “a legislative intent to separate this kind of interview from discovery requiring court assistance or supervision.” Id. at 170. Such interviews are merely an extension of the informal information gathering permitted under state law. Id. at 170. Based on the foregoing, subdivision 5 is not an integral part of Minnesota privilege law so as to preclude ex parte interviews of treating physicians in federal courts.
Plaintiffs argue that subdivision 5 meets the second Walker criterion because failure to follow its procedures may undermine Erie’s goals of preventing forum shopping and the inequitable application of laws. Plaintiffs contend that federal district courts have faced a similar choice of law question when analyzing a recent Minnesota statute that defines pleading procedures for punitive damage claims.16 Plaintiffs urge the court to adopt the same reasoning used in the punitive damage pleading cases to analyze the applicability of subdivision 5.17 The punitive damage pleading statute, however, is distinguishable from the informal interview statute. Before the pleading statute was passed, the punitive damages pleading requirements were the same under state and federal procedural law. The statute was enacted to minimize or eliminate unfounded claims for punitive damages in state courts by restricting the timing and method of pleading. See, e.g., Kuehn v. Shelcore, Inc., 686 F.Supp. 233, 234 (D.Minn.1988) (stating that the punitive damage statute “is aimed at deterring past abusive pleading practices regarding punitive damages in order to address a perceived insurance crisis”); Cole, Tort Reform—Toward Moderation, 13 Wm. Mitchell L.Rev. 335, 339 (1987). Subdivision 5 was designed to liberalize discovery in medical malpractice actions brought in state court, but such discovery is already permitted in most Minnesota federal district courts. Thus, failure to follow the informal interview procedures in diversity actions does not undercut the policy behind the statute as failure to follow the pleading procedures would undercut the policies underlying the punitive damage statute.
The Minnesota federal district courts that apply the state punitive damage pleading procedures in diversity actions have also emphasized that failure to do so may promote forum shopping. If federal courts do not require those pleading procedures, plaintiffs are more likely to file suit in federal rather than state courts because the pleading requirements under the Federal Rules of Civil Procedure are much more liberal than those required under the new state statute. This concern is not present when analyzing the procedures provided by subdivision 5. Before subdivision 5 was enacted, Minnesota courts, under Wen-ninger, prohibited all informal interviews absent patients’ consent. Thus, if plaintiffs sought to avoid informal interviews they were more likely to file in state court. Even with the liberalization of discovery, plaintiffs are still more likely to file in state court because the procedures under subdivision 5 are more restrictive than those permitted by most Minnesota federal district courts. A difference between state [175]*175and federal informal interview procedures may encourage defendants to remove to federal court, but such removal can hardly be considered impermissible forum shopping for purposes of Erie and Walker because such removal is already considered an out-of-state defendant’s right pursuant to 28 U.S.C. § 1441.18 Thus, failure to follow the procedures in subdivision 5 will not promote impermissible forum shopping.
Plaintiffs also contend that failure to apply the state informal interview procedures will defeat another Erie policy by promoting the inequitable application of law. Plaintiffs argue that defendants are “world renowned, and exert considerable pressure upon their peers” and that failure to apply the procedural safeguards of the Minnesota statute would be unfair for purposes of the Walker analysis. Such claims carry little force because most Minnesota federal district courts already permit ex parte interviews in all types of lawsuits, not just medical malpractice actions. Plaintiffs further argue that failure to follow these procedures would be inequitable because Minnesota and Wisconsin plaintiffs have relied on the protections afforded by the informal interview statute. The relative newness of the statute undercuts plaintiffs’ reliance argument. Moreover, the statute was designed to broaden defendants’ right to conduct informal interviews in state court by requiring plaintiffs’ to sign authorizations. Failure to allow defendants equal access to plaintiffs’ treating physicians may be viewed as an inequitable application of law. See, e.g., Doe, 99 F.R.D. at 128-29.
Based on the foregoing, the procedures outlined in the Minnesota informal interview statute do not represent an integral part of the state physician-patient privilege scheme nor will failure to follow these procedures promote forum shopping or the inequitable application of law. Thus, under the Walker test, a Minnesota federal court sitting in diversity is not bound by the procedures of subdivision 5 and ex parte interviews are governed by federal procedural law, following the precedent of this and other Minnesota federal district courts. Accordingly, IT IS HEREBY ORDERED that:
1. The magistrate judge’s order of October 2, 1990 is set aside as contrary to law; and
2. The defendants’ motion to compel plaintiff Joyce Filz to sign an authorization permitting the defendants to communicate ex parte with her treating physicians is granted.