Hamburger v. Cvs Caremark

District Court, District of Columbia·Decided June 10, 2026·No. Civil Action No. 2025-3000·Published

Opinion

UNITED STATES DISTRICT COURT FOR THE DISTRICT OF COLUMBIA

MARTIN HAMBURGER, Plaintiff,

v. Case No. 1:25-cv-03000 (TNM)

CAREFIRST BLUECROSS BLUESHIELD, et al.,

Defendants.

MEMORANDUM OPINION

Recent years have seen the meteoric rise of GLP-1 drugs. Originally developed for diabetes, these drugs also ameliorate obesity—prompting a surge in demand. Martin Hamburger is one of the many people who have turned to these medications. His doctor prescribed him Zepbound after the Food and Drug Administration (“FDA”) approved the drug for treating obstructive sleep apnea in overweight people. Hamburger wants his health insurer to cover the drug, but it refuses to do so. To challenge this reimbursement denial, Hamburger sues—both for himself and on behalf of a putative class—under the Employee Retirement Income Security Act (“ERISA”). He advances claims for denial of benefits and breach of fiduciary duty. Neither survives dismissal. Because Hamburger’s health plan excludes Zepbound and Hamburger has not plausibly alleged any breach of fiduciary duty, his lawsuit cannot proceed.

I.

Hamburger participates in a health plan sponsored by Destination DC, a tourism non-

profit in the District of Columbia. Group Contr., ECF No. 1-1, at 4; 1 see About Destination DC,

1 All page numbers refer to the pagination generated by CM/ECF.

https://washington.org/dc-information/about-destination-dc [https://perma.cc/D3YH-HZT5]. The plan is governed by a Group Contract between Destination DC and CareFirst BlueCross BlueShield (“CareFirst”). Group Contr. at 4. As the plan’s administrator, CareFirst enlists CaremarkPCS Health (“Caremark”) as a “pharmacy benefit manager” to manage claims for prescription drug benefits. Compl., ECF No. 1, ¶ 31.

Hamburger has obstructive sleep apnea—a “sleep disorder in which an individual’s upper airway becomes blocked while asleep.” Id. ¶¶ 16, 34. To treat that condition, his doctor prescribed Zepbound. Id. ¶ 20. Zepbound activates hormones secreted from the intestine, including glucagon-like peptide-1 (GLP-1), to reduce appetite. See What is Zepbound, Eli Lilly, https://tinyurl.com/37e4af5n [https://perma.cc/WEM5-EQYY]. Recognizing that obstructive sleep apnea “is more common in people who [are] overweight or obes[e]” and that Zepbound “reduc[es] body weight,” the FDA approved Zepbound “for the treatment of moderate to severe obstructive sleep apnea . . . in adults with obesity, to be used in combination with a reduced- calorie diet and increased physical activity.” FDA Approves First Medication for Obstructive Sleep Apnea, U.S. Food and Drug Admin. (Dec. 20, 2024) (“FDA Approval”), https://www.fda.gov/news-events/press-announcements/fda-approves-first-medication- obstructive-sleep-apnea [https://perma.cc/CN3G-GPYQ].

Hamburger wants his health insurer to pay for Zepbound. So, his doctor submitted a coverage request to CareFirst. Compl. ¶¶ 44–45. Acting as pharmacy benefit manager, Caremark denied the request. Id. ¶ 46. The denial letter stated that Hamburger’s “prescription benefit plan does not cover the requested medication.” Initial Adverse Determination Notice, ECF No. 1-2, at 2. Caremark further explained that “[t]his decision relate[d] specifically to

coverage provided under [Hamburger’s] prescription benefit plan and d[id] not involve any determination of medical judgment.” Id.

Undeterred, Hamburger’s attorney appealed the denial. Compl. ¶ 51; see Internal Appeal Letter, ECF No. 1-3, at 2–4. Caremark did not budge. In another denial letter, it repeated that Hamburger’s “pharmacy benefit plan does not cover Zepbound,” referring him “to the prescription benefit drug section in [his] Explanation of Coverage document.” Final Adverse Determination Notice, ECF No. 1-4, at 2.

With no other internal recourse, Hamburger sued CareFirst and Caremark here. His Complaint advances two ERISA claims—one for denial of benefits under 29 U.S.C. § 1132(a)(1)(B), the other for breach of fiduciary duty under 29 U.S.C. § 1132(a)(3). Compl. ¶¶ 78–92. Hamburger also seeks to certify a class of all “participants or beneficiaries covered under ERISA welfare benefit plans administered by [CareFirst] with pharmacy benefit management programs administered by [Caremark]” who “required or will require Zepbound for the purpose of treating obstructive sleep apnea.” Id. ¶ 70. CareFirst and Caremark each moved to dismiss the Complaint, and their motions are now ripe. See ECF Nos. 19, 23.

II.

In addressing a motion to dismiss under Rule 12(b)(6), the Court must determine whether the plaintiff “state[s] a claim to relief that is plausible on its face.” Ashcroft v. Iqbal, 556 U.S. 662, 678 (2009) (cleaned up); see Fed. R. Civ. P. 12(b)(6). The Court must “treat the complaint’s factual allegations as true and must grant the plaintiff[] the benefit of all inferences that can be derived from the facts alleged.” Xia v. Tillerson, 865 F.3d 643, 649 (D.C. Cir. 2017) (cleaned up). But the Court need not credit “legal conclusions cast in the form of factual allegations.” Kowal v. MCI Commc’ns Corp., 16 F.3d 1271, 1276 (D.C. Cir. 1994). Assessing

whether a claim survives dismissal is a “context-specific task that requires the reviewing court to draw on its judicial experience and common sense.” Robinson v. Howard Univ., Inc., 335 F. Supp. 3d 13, 21 (D.D.C. 2018) (quoting Iqbal, 556 U.S. at 679), aff’d sub nom., Robinson v. Wutoh, 788 F. App’x 738 (D.C. Cir. 2019).

Aside from the complaint, the Court may also consider “documents incorporated into the complaint by reference, and matters of which a court may take judicial notice.” Tellabs, Inc. v. Makor Issues & Rts., Ltd., 551 U.S. 308, 322 (2007). So too for “those portions of documents upon which the plaintiff’s complaint necessarily relies even if the document is produced not by the plaintiff in the complaint but by the defendant in a motion to dismiss.” Page v. Comey, 137 F.4th 806, 814 (D.C. Cir. 2025) (cleaned up).

III.

Hamburger cannot maintain either his benefits or fiduciary-duty claim. The dismissal of his individual claims also dooms his putative class action. The Court addresses each in order.

A.

Hamburger asserts that Defendants are liable under ERISA for refusing to pay for Zepbound even though his health plan entitles him to reimbursement. Compl. ¶¶ 78–81. That claim’s downfall is its false premise: Rather than covering Zepbound, the Group Contract excludes it.

ERISA authorizes an individual “to recover benefits due to him under the terms of his plan, to enforce his rights under the terms of the plan, or to clarify his rights to future benefits under the terms of the plan.” 29 U.S.C. § 1132(a)(1)(B). “That statutory language speaks of enforcing the terms of the plan, not of changing them.” Heimeshoff v. Hartford Life & Accident

Ins. Co., 571 U.S. 99, 108 (2013) (cleaned up). Because Hamburger’s claim depends on the Group Contract, the Court walks through that document’s key provisions.

The Group Contract or “Evidence of Coverage” is “th[e] agreement, which includes any attachments, amendments and riders, if any, between [Destination DC] and CareFirst.” Group Contr. at 9. The parties’ dispute centers on the “Prescription Drug Benefits Rider” that amends the Group Contract. Id. at 152–62. The Rider “contains specific exclusions and limitations applicable to Prescription Drug benefits that are in addition to the exclusions contained in the Evidence of Coverage.” Id. at 152. The Rider’s exclusions also apply to CareFirst’s formulary, which lists the drugs CareFirst covers subject to a member’s plan. See id. at 153. When Hamburger sought coverage, Zepbound was included on CareFirst’s formulary among the “anti- obesity agents.” See CareFirst Formulary 3, ECF No. 19-1, at 4–5; see also Compl. ¶¶ 39–40 (discussing Zepbound’s inclusion on CareFirst Formulary 3).

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