ARTHUR EDMOND JOHNSON * NO. 2022-C-0313
VERSUS * COURT OF APPEAL OCHSNER CLINIC * FOUNDATION, ET AL. FOURTH CIRCUIT * STATE OF LOUISIANA *******
APPLICATION FOR WRITS DIRECTED TO CIVIL DISTRICT COURT, ORLEANS PARISH NO. 2009-01063, DIVISION “C” Honorable Sidney H. Cates, Judge ****** Judge Dale N. Atkins ****** (Court composed of Judge Paula A. Brown, Judge Dale N. Atkins, Pro Tempore Judge Madeline Jasmine)
Don S. McKinney Shelly S. Howat Erica P. Sensenbrenner ADAMS AND REESE LLP 701 Poydras Street, Suite 4500 New Orleans, LA 70139
COUNSEL FOR RELATORS, OCHSNER CLINIC FOUNDATION AND DR. WILLIAM C. COLEMAN
Joseph S. Piacun PIACUN LAW FIRM LLC 1340 Poydras Street, Suite 2100 New Orleans, LA 70112
William S. Vincent, Jr. 2018 Prytania Street New Orleans, LA 70130
COUNSEL FOR RESPONDENT, ARTHUR EDMOND JOHNSON
WRIT GRANTED IN PART; JUDGMENT REVERSED IN PART; AND WRIT DENIED IN PART JULY 26, 2022 DNA PAB MJ This is a medical malpractice case. Relators, Ochsner Clinic Foundation and
Dr. Coleman (hereinafter “Dr. Coleman”), seek review of the trial court’s April 19,
2022 judgment, which denied their “Motion for Partial Summary Judgment and
Motion to Exclude the Testimony of Dr. Marvin Mengel and Carol Vagnoni, RN,
CDE,” as well as their Peremptory Exception of Prescription, regarding the claims
asserted by Respondent, Arthur Edmond Johnson (hereinafter “Mr. Johnson”). For
the following reasons, we grant the writ in part; reverse the trial court’s judgment
in part; and deny the writ in part.
FACTUAL BACKGROUND AND PROCEDURAL HISTORY
Treatment Received by Mr. Johnson
According to the record, Mr. Johnson was diagnosed with diabetes in 1996.
In April 2003, he sought treatment within the Ochsner Health System for
“blistering” on his left foot and saw Dr. Coleman. Thereafter, Dr. Coleman
referred Mr. Johnson to a surgeon, Dr. Farrell Johnson (hereinafter “Dr. Johnson”),
who successfully treated the wound with antibiotics, topical medication, dry wraps,
and glucose monitoring. On August 25, 2003, Mr. Johnson sought emergency
treatment for a chemical burn on the toes of his left foot. Subsequently, on August
1 28, 2003, Dr. Johnson administered the same treatment as before to Mr. Johnson.
However, the wound failed to heal due to poor circulation, and Mr. Johnson
ultimately required a partial amputation below the knee of his left leg. A
November 13, 2003 x-ray report revealed atherosclerotic calcifications in Mr.
Johnson’s hind foot. Shortly thereafter, the partial amputation “failed;” and Dr.
Robert J. Treuting (hereinafter “Dr. Treuting”) performed a second surgery and
then referred Mr. Johnson to Dr. Julia Garcia-Diaz (hereinafter “Dr. Garcia-Diaz”)
for treatment of his infection. Mr. Johnson underwent hyperbaric treatments, which
were successful, and by April 12, 2004, Dr. Treuting noted that Mr. Johnson’s
wound had healed substantially. Dr. Treuting discharged Mr. Johnson to return to
work on an “as-needed basis” on June 17, 2004.
In January 2005, Mr. Johnson returned to Dr. Garcia-Diaz for further
treatment for injuries to his left foot; and Dr. Garcia-Diaz subsequently referred
Mr. Johnson to Dr. Coleman for “offloading.”1 Mr. Johnson’s wounds appeared to
be healing on April 25, 2005, on which date Dr. Coleman placed a “total contact
cast”2 on Mr. Johnson’s foot; yet the wound did not heal, and it became larger by
May 2, 2005. Through continuing treatments, the wound healed by May 29, 2006.
1 “‘Offloading’ in diabetic foot management is a term generally understood
as relieving pressure from an ulcerated area.” Neil Baker & Isam S. Osman, The Principles and Practicalities of Offloading Diabetic Foot Ulcers, THE DIABETIC FOOT JOURNAL (Wounds Group, London, Eng.), Jan. 2016, at 172. 2 The phrase “total contact cast” refers to “a rigid or semi-rigid molded cast
which extends from the patient’s foot to just below the knee, maintaining contact with the entire plantar surface of the foot and lower leg and immobilizing surrounding joints and soft tissue while allowing the patient to remain ambulatory.” Grace Messenger, Richard Masoetsa & Imtiaz Hussain, A Narrative Review of the Benefits and Risks of Total Contact Casts in the Management of Diabetic Foot Ulcers, THE J. OF THE AM. C. OF CLINICAL WOUND SPECIALISTS (Am. Coll. of Clinical Wound Specialists, Athens, Tenn.), June 7, 2018, at 19-20.
2 Two weeks later, Mr. Johnson presented to Dr. Coleman with another blister on his
left foot. Without further consultations or evaluations, Dr. Coleman drained and
washed the blister and wrapped Mr. Johnson’s foot in an “Unna boot.”3 On June
19, 2006, one week later, removal of the Unna boot revealed the development of a
three-centimeter ulcer and that “the outer layer of the blister [had] separated from
the deeper portion of the tissues and [had] become macerated.” Dr. Coleman
treated the wound and sent Mr. Johnson home with additional home-care
instructions. Mr. Johnson returned on June 26, 2006, to Dr. Coleman, who treated
the wound; “debrided the redundant tissue;”4 and wrapped Mr. Johnson’s foot in
another Unna boot. On July 6 and 10, 2006, Mr. Johnson returned for the same
treatments. On July 20, 2006, Dr. Coleman performed “deep debridement” and
applied “padding and a [P]lastazote boot”5 to Mr. Johnson’s foot (rather than
utilize another Unna boot).
3 An “Unna boot is [a] compression therapy method” that “provides a semisolid mold acting as an effective compression device” with use of “non-elastic bandages [that exert] high pressure when the muscles are contracted (e.g. when walking) and small pressure at rest.” Bruna Suelen Raymundo Luz, Cristina Souza Araujo, Dênia Amélia Novato Castelli Von Atzingen, Adriana Rodrigues dos Anjos Mendonça, Marcos Mesquita Filho & Mauricéia Lins de Medeiros, Evaluating the Effectiveness of the Customized Unna Boot When Treating Patients with Venous Ulcers, ANAIS BRASILEIROS DE DERMATOLOGIA (Brazilian Society of Dermatology, Rio de Janeiro, Braz.), Jan. - Feb. 2013, at 42. 4 “[D]ebridement is a technique aimed at removing nonviable and necrotic
tissue, thought to be detrimental to healing.” Elizabeth Lebrun, Marjana Tomic- Canic & Robert S. Kirsner, The role of surgical debridement in healing of diabetic foot ulcers, WOUND REPAIR & REGENERATION (Wound Healing Soc’y & the European Tissue Repair Soc’y), Sept. 14, 2010. 5 Plastazote is a type of material used in foot orthoses (braces) to “decreas[e]
pressures under the diabetic foot.” Olfat Mohamed, Kay Cerny, Loren Rojek, Krista Herbert, Rebecca Turner & Sean Waistell, The Effects of Plastazote® and Aliplast®/Plastazote® Orthoses on Plantar Pressures in Elderly Persons With Diabetic Neuropathy, JOURNAL OF PROSTHETICS & ORTHOTICS (Am. Acad. of Orthotists & Prosthetists, Falls Church, VA), April 2004, at 56.
3 By August 1, 2006, Mr. Johnson’s foot ulcer had become gangrenous, and
Dr. Coleman removed the toxic tissue. At some point, Mr. Johnson received a
referral to Dr. Alva Roche-Green (hereinafter “Dr. Roche-Green”) for blood sugar
monitoring. Dr. Roche-Green resumed Mr. Johnson’s treatment on August 8, 2006,
and referred Mr. Johnson to a dietician for diet modification education. In
September 2006, Mr. Johnson was “referred to infectious disease and to have an
evaluation of his heart.” On September 29, 2006, Dr. Coleman recommended a
skin graft; but Mr. Johnson did not receive one. On October 11, 2006, Dr. Roche-
Green examined Mr. Johnson and referred him that same day to a vascular doctor,
Dr.
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ARTHUR EDMOND JOHNSON * NO. 2022-C-0313
VERSUS * COURT OF APPEAL OCHSNER CLINIC * FOUNDATION, ET AL. FOURTH CIRCUIT * STATE OF LOUISIANA *******
APPLICATION FOR WRITS DIRECTED TO CIVIL DISTRICT COURT, ORLEANS PARISH NO. 2009-01063, DIVISION “C” Honorable Sidney H. Cates, Judge ****** Judge Dale N. Atkins ****** (Court composed of Judge Paula A. Brown, Judge Dale N. Atkins, Pro Tempore Judge Madeline Jasmine)
Don S. McKinney Shelly S. Howat Erica P. Sensenbrenner ADAMS AND REESE LLP 701 Poydras Street, Suite 4500 New Orleans, LA 70139
COUNSEL FOR RELATORS, OCHSNER CLINIC FOUNDATION AND DR. WILLIAM C. COLEMAN
Joseph S. Piacun PIACUN LAW FIRM LLC 1340 Poydras Street, Suite 2100 New Orleans, LA 70112
William S. Vincent, Jr. 2018 Prytania Street New Orleans, LA 70130
COUNSEL FOR RESPONDENT, ARTHUR EDMOND JOHNSON
WRIT GRANTED IN PART; JUDGMENT REVERSED IN PART; AND WRIT DENIED IN PART JULY 26, 2022 DNA PAB MJ This is a medical malpractice case. Relators, Ochsner Clinic Foundation and
Dr. Coleman (hereinafter “Dr. Coleman”), seek review of the trial court’s April 19,
2022 judgment, which denied their “Motion for Partial Summary Judgment and
Motion to Exclude the Testimony of Dr. Marvin Mengel and Carol Vagnoni, RN,
CDE,” as well as their Peremptory Exception of Prescription, regarding the claims
asserted by Respondent, Arthur Edmond Johnson (hereinafter “Mr. Johnson”). For
the following reasons, we grant the writ in part; reverse the trial court’s judgment
in part; and deny the writ in part.
FACTUAL BACKGROUND AND PROCEDURAL HISTORY
Treatment Received by Mr. Johnson
According to the record, Mr. Johnson was diagnosed with diabetes in 1996.
In April 2003, he sought treatment within the Ochsner Health System for
“blistering” on his left foot and saw Dr. Coleman. Thereafter, Dr. Coleman
referred Mr. Johnson to a surgeon, Dr. Farrell Johnson (hereinafter “Dr. Johnson”),
who successfully treated the wound with antibiotics, topical medication, dry wraps,
and glucose monitoring. On August 25, 2003, Mr. Johnson sought emergency
treatment for a chemical burn on the toes of his left foot. Subsequently, on August
1 28, 2003, Dr. Johnson administered the same treatment as before to Mr. Johnson.
However, the wound failed to heal due to poor circulation, and Mr. Johnson
ultimately required a partial amputation below the knee of his left leg. A
November 13, 2003 x-ray report revealed atherosclerotic calcifications in Mr.
Johnson’s hind foot. Shortly thereafter, the partial amputation “failed;” and Dr.
Robert J. Treuting (hereinafter “Dr. Treuting”) performed a second surgery and
then referred Mr. Johnson to Dr. Julia Garcia-Diaz (hereinafter “Dr. Garcia-Diaz”)
for treatment of his infection. Mr. Johnson underwent hyperbaric treatments, which
were successful, and by April 12, 2004, Dr. Treuting noted that Mr. Johnson’s
wound had healed substantially. Dr. Treuting discharged Mr. Johnson to return to
work on an “as-needed basis” on June 17, 2004.
In January 2005, Mr. Johnson returned to Dr. Garcia-Diaz for further
treatment for injuries to his left foot; and Dr. Garcia-Diaz subsequently referred
Mr. Johnson to Dr. Coleman for “offloading.”1 Mr. Johnson’s wounds appeared to
be healing on April 25, 2005, on which date Dr. Coleman placed a “total contact
cast”2 on Mr. Johnson’s foot; yet the wound did not heal, and it became larger by
May 2, 2005. Through continuing treatments, the wound healed by May 29, 2006.
1 “‘Offloading’ in diabetic foot management is a term generally understood
as relieving pressure from an ulcerated area.” Neil Baker & Isam S. Osman, The Principles and Practicalities of Offloading Diabetic Foot Ulcers, THE DIABETIC FOOT JOURNAL (Wounds Group, London, Eng.), Jan. 2016, at 172. 2 The phrase “total contact cast” refers to “a rigid or semi-rigid molded cast
which extends from the patient’s foot to just below the knee, maintaining contact with the entire plantar surface of the foot and lower leg and immobilizing surrounding joints and soft tissue while allowing the patient to remain ambulatory.” Grace Messenger, Richard Masoetsa & Imtiaz Hussain, A Narrative Review of the Benefits and Risks of Total Contact Casts in the Management of Diabetic Foot Ulcers, THE J. OF THE AM. C. OF CLINICAL WOUND SPECIALISTS (Am. Coll. of Clinical Wound Specialists, Athens, Tenn.), June 7, 2018, at 19-20.
2 Two weeks later, Mr. Johnson presented to Dr. Coleman with another blister on his
left foot. Without further consultations or evaluations, Dr. Coleman drained and
washed the blister and wrapped Mr. Johnson’s foot in an “Unna boot.”3 On June
19, 2006, one week later, removal of the Unna boot revealed the development of a
three-centimeter ulcer and that “the outer layer of the blister [had] separated from
the deeper portion of the tissues and [had] become macerated.” Dr. Coleman
treated the wound and sent Mr. Johnson home with additional home-care
instructions. Mr. Johnson returned on June 26, 2006, to Dr. Coleman, who treated
the wound; “debrided the redundant tissue;”4 and wrapped Mr. Johnson’s foot in
another Unna boot. On July 6 and 10, 2006, Mr. Johnson returned for the same
treatments. On July 20, 2006, Dr. Coleman performed “deep debridement” and
applied “padding and a [P]lastazote boot”5 to Mr. Johnson’s foot (rather than
utilize another Unna boot).
3 An “Unna boot is [a] compression therapy method” that “provides a semisolid mold acting as an effective compression device” with use of “non-elastic bandages [that exert] high pressure when the muscles are contracted (e.g. when walking) and small pressure at rest.” Bruna Suelen Raymundo Luz, Cristina Souza Araujo, Dênia Amélia Novato Castelli Von Atzingen, Adriana Rodrigues dos Anjos Mendonça, Marcos Mesquita Filho & Mauricéia Lins de Medeiros, Evaluating the Effectiveness of the Customized Unna Boot When Treating Patients with Venous Ulcers, ANAIS BRASILEIROS DE DERMATOLOGIA (Brazilian Society of Dermatology, Rio de Janeiro, Braz.), Jan. - Feb. 2013, at 42. 4 “[D]ebridement is a technique aimed at removing nonviable and necrotic
tissue, thought to be detrimental to healing.” Elizabeth Lebrun, Marjana Tomic- Canic & Robert S. Kirsner, The role of surgical debridement in healing of diabetic foot ulcers, WOUND REPAIR & REGENERATION (Wound Healing Soc’y & the European Tissue Repair Soc’y), Sept. 14, 2010. 5 Plastazote is a type of material used in foot orthoses (braces) to “decreas[e]
pressures under the diabetic foot.” Olfat Mohamed, Kay Cerny, Loren Rojek, Krista Herbert, Rebecca Turner & Sean Waistell, The Effects of Plastazote® and Aliplast®/Plastazote® Orthoses on Plantar Pressures in Elderly Persons With Diabetic Neuropathy, JOURNAL OF PROSTHETICS & ORTHOTICS (Am. Acad. of Orthotists & Prosthetists, Falls Church, VA), April 2004, at 56.
3 By August 1, 2006, Mr. Johnson’s foot ulcer had become gangrenous, and
Dr. Coleman removed the toxic tissue. At some point, Mr. Johnson received a
referral to Dr. Alva Roche-Green (hereinafter “Dr. Roche-Green”) for blood sugar
monitoring. Dr. Roche-Green resumed Mr. Johnson’s treatment on August 8, 2006,
and referred Mr. Johnson to a dietician for diet modification education. In
September 2006, Mr. Johnson was “referred to infectious disease and to have an
evaluation of his heart.” On September 29, 2006, Dr. Coleman recommended a
skin graft; but Mr. Johnson did not receive one. On October 11, 2006, Dr. Roche-
Green examined Mr. Johnson and referred him that same day to a vascular doctor,
Dr. Yung-Wei Chi (hereinafter “Dr. Chi”), for an “arterial peripheral evaluation.”
Dr. Chi diagnosed Mr. Johnson with “atherosclerosis, essential hypertension,
uncontrolled peripheral circulation and hyperlipidemia,” and noted that Mr.
Johnson had “developed a left plantar ulcer after being placed in an [U]nna boot.”
On November 10, 2006, Mr. Johnson presented to Dr. Christopher Babycos
(hereinafter “Dr. Babycos”) for a skin graft consultation. Instead of the skin graft,
Dr. Babycos recommended debridement by an orthopedist due to bone exposure on
Mr. Johnson’s foot. Thereafter, Mr. Johnson received treatment from Dr. Garcia-
Diaz, who diagnosed “new areas of necrotic tissue, peripheral vascular disease,
diabetes, elevated creatine and decreased hemoglobin,” and admitted Mr. Johnson
to the hospital. Following an orthopedic consultation, Mr. Johnson underwent an
amputation of his left leg below the knee; and he was discharged from the hospital
on November 15, 2006.
4 January 29, 2009 Petition for Damages
On January 29, 2009, Mr. Johnson filed a Petition for Damages (hereinafter
“Petition”),6 in which he asserted that Dr. Coleman, breached the standard of care
by unsuccessfully, yet continuously, treating a wound on his foot with the Unna
boot. Mr. Johnson alleged that this course of treatment was inappropriate
considering the severity of his diabetes, which Dr. Coleman allegedly failed to
monitor. Further, Mr. Johnson contended that this ultimately resulted in the below-
the-knee amputation of his left leg. Additionally, Mr. Johnson alleged in his
Petition that Dr. Roche-Green, as well as Dr. Coleman, breached the standard of
care by failing to monitor his blood sugar levels and failing to provide
consultations with proper specialists, which thereby contributed to the deterioration
of his foot wound and the ultimate amputation of his lower leg.
In the Petition, Mr. Johnson also named Ochsner7 as a defendant and
claimed that Ochsner was vicariously liable for the negligence of his care providers
as Ochsner’s employees. He further asserted a general negligence claim against
Ochsner for negligent hiring/contracting, failure to monitor his blood sugar and
diabetic care, and failure to provide consultations with specialists. Mr. Johnson
alleged that all of this contributed to the deterioration of his foot wound and the
ultimate amputation of his lower leg.
6 Mr. Johnson initially filed a medical review panel complaint on June 28,
2007. See La. R.S. 40:1231.8. 7 Plaintiff named Ochsner Clinic Foundation, Ochsner Clinic LLC, and Ochsner Hospital Management Services Corporation as individual defendants. However, throughout the case, it appears that all three defendants have been collectively referred to as “Ochsner,” and will be herein as well.
5 Expert Witnesses
During the course of the proceedings, Mr. Johnson eventually named Dr.
Marvin Mengel (hereinafter “Dr. Mengel”), an endocrinologist, and Carol Vagnoni
(hereinafter “Ms. Vagnoni”), a registered nurse and certified diabetes educator, as
two of the witnesses that would provide his expert medical testimony. In response,
Relators filed on October 1, 2020, a motion to strike the two witnesses, which the
trial court denied on October 22, 2020. Dr. Mengel and Ms. Vagnoni were deposed
on April 23, 2021, and June 1, 2021, respectively.
Ms. Vagnoni’s June 1, 2021 Deposition
In her deposition, Ms. Vagnoni opined that there was a “system wide failure
by Ochsner” to meet the standard for Mr. Johnson’s diabetic care and that Mr.
Johnson “should have received the required diabetes education. That was not
provided when he needed it. It should have been recognized.” When asked who
specifically had a duty to provide that education and when, Ms. Vagnoni indicated
that “through the course of the entire time of his care[,]” there was a duty to
provide diabetic education. It was her express opinion that at Mr. Johnson’s initial
visit with Dr. Roche-Green in 2003, a referral for diabetes education could have
been made. Ms. Vagnoni also indicated that a referral should have been made
when Dr. Coleman was treating Mr. Johnson. While Ms. Vagnoni stated that
“[a]ny of the health care providers” should have recognized the need for diabetes
education and should have made a referral, Ms. Vagnoni explicitly named
instances with Drs. Roche-Green and Coleman in which, in her opinion, Mr.
Johnson’s health care team breached the standard of care. Notably, Ms. Vagnoni
admitted that only physicians can order diabetic education; and she suggested that
any or all of Mr. Johnson’s physicians could have and should have ordered it.
6 January 14, 2022 “Motion for Partial Summary Judgment and Motion to Exclude the Testimony of Dr. Marvin Mengel and Carol Vagnoni, RN, CDE” and Peremptory Exception of Prescription
On January 14, 2022, Relators filed a “Motion for Partial Summary
Judgment and Motion to Exclude the Testimony of Dr. Marvin Mengel and Carol
Vagnoni, RN, CDE.” Therein, they asserted that neither Dr. Mengel nor Ms.
Vagnoni planned to testify that Dr. Coleman’s application of the Unna boot caused
Mr. Johnson’s injury; that Ms. Vagnoni was statutorily prohibited from testifying
as to the standard of care for a physician; and that Mr. Johnson had not provided
factual support for his general, individual negligence claims against Ochsner. Also
on January 14, 2022, Relators filed a Peremptory Exception of Prescription against
any potential new claims Mr. Johnson may assert against (1) an unidentified
infectious disease physician; or (2) any defendant for the failure to provide diabetic
education.
Mr. Johnson’s March 23, 2022 Memorandum in Opposition
On March 23, 2022, Mr. Johnson filed a “Memorandum in Opposition to
Motion for Partial Summary Judgment and Motion to Exclude the Testimony of
Dr. Marvin Mengel and Carol Vagnoni, RN, DCE” (hereinafter “Memorandum in
Opposition”). In his Memorandum in Opposition, Mr. Johnson argued that because
the care of a diabetic patient transcends multiple medical specialties, Dr. Mengel,
as an endocrinologist, and Ms. Vagnoni, as a nurse and certified diabetic educator,
were both “qualified by education, training, and experience to render opinion
testimony on this case against all remaining Ochsner defendants, including Dr.
Coleman.” Mr. Johnson further argued that Ochsner would be vicariously liable for
any negligence committed by its employee health care providers and should not be
7 dismissed from the case. He did not address the alleged absence of support for an
individual negligence claim against Ochsner.
April 8, 2022 Hearing
At an April 8, 2022 hearing, the trial court orally denied Relators’ “Motion
for Partial Summary Judgment and Motion to Exclude the Testimony of Dr.
Marvin Mengel and Carol Vagnoni, RN, CDE.” The trial court stated that “I think
[Ms. Vagnoni] is offering testimony against Ochsner, so I [do not] know that [she
has] offered testimony against an individual physician.” The trial court further
explained, “I think [they are] qualified, and [I am] going to let them testify
regarding the mismanagement of [Mr. Johnson]’s diabetes as a whole.” At the
hearing, the trial court also orally denied the Peremptory Exception of Prescription.
April 19, 2022 Judgment
On April 19, 2022, the trial court signed a judgment denying Relators’
“Motion for Partial Summary Judgment and Motion to Exclude the Testimony of
Dr. Marvin Mengel and Carol Vagnoni, RN, CDE” and the Peremptory Exception
of Prescription. Relators filed a notice of intent on April 18, 2022, and the trial
court set a return date of May 9, 2022, on which date Relators timely filed their
writ application in this Court.
In their writ application, Relators assert, in pertinent part, that the trial court
erred by denying their “Motion for Partial Summary Judgment and Motion to
Exclude the Testimony of Dr. Marvin Mengel and Carol Vagnoni, RN, CDE.” In
particular, they contend that to allow Ms. Vagnoni to testify in this matter would
contravene La. R.S. 9:2794(D) because she is a nurse, not a physician.
Additionally, they argue that “[b]ecause Ms. Vagnoni’s criticism in this matter is
the alleged failure of [Mr. Johnson]’s physicians to order diabetes education with a
8 certified diabetes educator, she is not, by law, qualified to serve as an expert in this
matter.” We grant Relators’ writ application for the purpose of reviewing that
portion of the trial court’s April 19, 2022 judgment pertaining to Ms. Vagnoni.
STANDARD OF REVIEW
A trial court has broad discretion in the determination of whether expert
testimony is admissible, as well as in the determination of whether someone is
“permitted to testify as an expert.” Johnson v. Morehouse Gen. Hosp., 2010-0387,
2010-0488, p. 17 (La. 5/10/11), 63 So.3d 87, 99 (citing Cheairs v. State ex rel.
Dep’t of Transp. & Dev., 2003-0680, p. 6 (La. 12/3/03), 861 So.2d 536, 541). An
appellate court does not overturn these decisions unless the trial court abused its
broad discretion. Id.
DISCUSSION
Louisiana Revised Statutes 9:2794(D)(1) sets forth the qualifications
required to be deemed a physician expert witness and provides, in pertinent part,
that “[i]n a medical malpractice action against a physician . . . a person may qualify
as an expert witness on the issue of whether the physician departed from accepted
standards of medical care only if the person is a physician who meets [certain
listed] criteria . . . .” (Emphasis added). In the matter sub judice, Ms. Vagnoni is a
registered nurse with an associate degree, and she is a certified diabetes educator.
She is not a physician, which is a requirement for providing expert testimony
against a physician in a medical malpractice case. Consequently, per La. R.S.
9:2794(D)(1), Ms. Vagnoni is precluded from testifying as to the standard of care
for a physician or regarding a breach of the standard of care. As noted, during her
deposition, Ms. Vagnoni testified that only physicians can order diabetic education,
and she suggested that any or all of Mr. Johnson’s physicians could have and
9 should have ordered it. In light of this admission, Ms. Vagnoni clearly offered her
opinion that the duty to order diabetes education falls under the standard of care
applicable to a physician, and specifically that it fell under the standard of care
applicable to all of Mr. Johnson’s physicians. Further, her testimony that Mr.
Johnson’s physicians “should have” ordered diabetic education indicates that (1)
none of the physicians did, and (2) in failing to do so, they all breached the
standard of care.
The trial court concluded that Ms. Vagnoni was providing expert testimony
against Ochsner in general. However, a thorough review of Ms. Vagnoni’s
deposition and Mr. Johnson’s Memorandum in Opposition demonstrates
otherwise.8 Ms. Vagnoni did not offer testimony as to the standard of care
applicable to Ochsner as an institution; the standard of care applicable to Ochsner’s
nurses; or the standard of care of any certified diabetes educators employed by
Ochsner. Moreover, she did not opine that Ochsner’s diabetic education program
was substandard. In fact, she admitted that she had never been to any Ochsner
facility and had no information regarding Ochsner’s diabetes educators dating back
to the start of Mr. Johnson’s care at Ochsner. Additionally, Ms. Vagnoni admitted
that she was unqualified to testify as to the standard of care for a physician and
stated, “I know the standard of care for diabetes education and where that plays a
role in helping an individual with diabetes.” Similarly, she admitted that she had
not maintained her hospital nursing skills (having “left the floors”) and that her
8 In Mr. Johnson’s Memorandum in Opposition, as well as his response to
the instant writ application, he acknowledges that he intended for Ms. Vagnoni to “testify regarding the allegations of medical malpractice against Ochsner and its doctors,” and as to “whether Ochsner physicians properly monitored [his] diabetes.”
10 expertise was in diabetic education. Thus, Ms. Vagnoni was qualified only to
testify as to whether Ochsner’s diabetic education program met the standard of
care for diabetic education programs, yet nothing in her deposition pertained to this
issue.
As set forth, nothing in Ms. Vagnoni’s deposition indicated that she intended
to testify against Ochsner (or a “system wide failure”) outside of her criticism of
Mr. Johnson’s individual physicians, and none of the opinions she offered fell
within the scope of her expertise. Ms. Vagnoni’s sole opinion in this case is that
any or all of Mr. Johnson’s physicians breached their standard of care by failing to
timely refer him to a certified diabetic educator. In that she is not statutorily
qualified to testify as to the standard of care for a physician, pursuant to La. R.S.
9:2794(D), she should have been excluded as an expert witness. Thus, the trial
court abused its discretion in determining that Ms. Vagnoni was qualified to
provide expert testimony outside of her expertise.
DECREE
For the foregoing reasons, we grant the writ in part and reverse the portion
of the trial court’s April 19, 2022 judgment that denied Relators’ Motion to
Exclude Ms. Vagnoni as an expert witness in this case. We deny the writ
application as to all remaining claims.
WRIT GRANTED IN PART; JUDGMENT REVERSED IN PART; AND WRIT DENIED IN PART