Mark is a Partner in the firm’s Healthcare practice and Co-Chairs the firm’s Life Sciences and Healthcare Industry Group, which is comprised of more than 300 lawyers across the firm.  As the former HHS Deputy Associate General Counsel for Litigation for the Centers for Medicare & Medicaid Services, Mark has over 20 years of experience in Medicare reimbursement policy and Medicare fraud defense and represents numerous health care systems and hospitals in navigating the Medicare regulatory environment.  Mark has served as the lead litigator on numerous Medicare reimbursement litigation cases defending providers against government enforcement actions, and frequently advises clients on Medicare reimbursement strategy and regulatory and compliance requirements.

For more than 20 years, Mark has counseled clients in navigating through the complex realm of Medicare, a regulatory environment so intricate that the Supreme Court has described it as “unintelligible to the uninitiated.”  In that vein, Mark specializes in representing clients and litigating complicated Medicare reimbursement issues, including the successful challenge to Medicare’s so-called “Two Midnight” 0.2 percent rate cut.  As a former high-ranking litigator within the Department of Health and Human Services, Mark brings credibility and an insider’s knowledge when advocating before the Centers for Medicare & Medicaid Services and Congress on Medicare and Medicaid issues.

Drawing upon his experience as CMS’s former chief litigation counsel, Mark represents hundreds of hospitals in Medicare reimbursement appeals.  His cases typically challenge national Medicare reimbursement policies, with hundreds of millions of dollars at stake.  On the defense side, Mark’s years of government fraud enforcement experience and Medicare knowledge translates to surgically effective representation of providers in Medicare fraud investigations.

Mark is more than just a litigator.  According to Chambers USA, sources praise Mark’s ability to “distill issues carefully and thoughtfully,” while also praising his “very client service-oriented” approach.  Given Mark’s vast knowledge of the pitfalls and complexities woven throughout the regulatory and compliance labyrinth of Medicare and Medicaid, Mark is able to counsel and strategize with clients on diverse topics such as Graduate Medical Education reimbursement for teaching hospitals, Medicare’s “provider-based” rules, and Medicare coverage standards for inpatient services. 

His extensive and lengthy experience in handling complex Medicare and Medicaid issues has led Mark to be deemed a nationally-recognized expert, particularly on matters related to Medicare reimbursement.  Mark is also a frequent speaker and a Faculty Member of the Institute on Medicare and Medicaid Payment, and participates annually in the Institute’s conference sponsored by the American Health Lawyers’ Association.  Mark is also co-editor of the Reimbursement Advisor, a leading publication within the healthcare finance community.

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