Elizabeth Bock Bio

Elizabeth Bock represents health care organizations in a variety of complex regulatory, enforcement, and litigation matters. Elizabeth is experienced with providing regulatory counseling and strategic guidance, conducting internal investigations and developing related disclosures, representing clients in responding to government investigations, civil investigative demands, subpoenas and audits, and defending False Claims Act litigation. Elizabeth represents clients in matters involving Medicare Advantage, Medicaid, and the Affordable Care Act, including matters involving compliance with regulatory requirements, the payment models and the underlying data, and related topics including Medical Loss Ratio, payment integrity, and quality metrics. She has extensive experience on matters related to Medicare Advantage risk adjustment and to commercial risk adjustment for Affordable Care Act Exchange plans. In 2024, Law360 recognized Elizabeth as a “Rising Star”—one of three top attorneys under 40 nationwide in healthcare. She was recommended by The Legal 500 US the same year for healthcare: health insurers as a key name within O’Melveny’s Health Care practice for Medicare Advantage and Affordable Care Act risk adjustment matters.