Bio
Mark L. Mattioli is Co-Chair of the firm's Health Care Practice Group and focuses his national practice on assisting and defending healthcare entities in transactional, regulatory, and litigation matters. His clients include hospitals and health systems, as well as long-term care, home health, and dialysis providers, clinical labs, and medical device and durable medical equipment (DME) manufacturers.
Mr. Mattioli counsels clients in areas including antitrust, health care reform, managed care contracting, reimbursement, fraud and abuse (Stark and anti-kickback), health information privacy and security, medical staff credentialing, licensing, change of ownership, and payer audits. He also counsels providers regarding government audits, government payment programs, medical staff issues, and privacy and data security matters.
An experienced litigator, Mr. Mattioli defends healthcare providers in cases involving Patient Safety (PSQIA) privilege issues, peer review privilege, antitrust, False Claims Act, breach of privacy, and commercial disputes with other providers. He has litigated cases in Pennsylvania, New Jersey, Maryland, Delaware, Florida, Kansas, New Hampshire, Maine, North Carolina, Kentucky, Vermont, and Missouri.
Mr. Mattioli counsels and advises healthcare entities regarding health and information privacy and security under HITECH and HIPAA, governmental investigations, development of joint ventures, provider contracting issues, and medical staff bylaw and disciplinary issues. He proactively counsels clients as they confront inquiries, audits, and investigations from governmental agencies, including the Department of Justice, Office of Inspector General, and the Department of Health and Human Services.
From 2019-2025, Mr. Mattioli was recognized by The Best Lawyers in America© in the category of Health Care Law. For information about this selection and an overview of common third-party publications, rankings, and list methodologies, click here.
Education
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J.D., Magna Cum Laude, Temple University James E. Beasley School of Law, 1989
Temple Law Review, Member and Symposium Editor - B.S., Magna Cum Laude, Drexel University, 1986
Bar Memberships
- Pennsylvania
- New Jersey
Affiliations
- Member, American Bar Association, Antitrust and Health Care Sections
- Member, American Health Lawyers Association
- Past Vice-Chair, Antitrust Practice Group, 2010
- Member, Aircraft Owners & Pilot's Association
- Member, Experimental Aircraft Association and International Aerobatic Club
Representative Matters
- Represented an affiliate of private equity firm in connection with its acquisition of regional providers of family medicine and hospice services.
- Represented private equity firm in connection with its acquisition of a national provider of medical and psychological evaluations and case review services.
- Represented private equity firm in connection with the acquisition of the largest hospice-focused durable medical equipment (DME) benefit manager in the United States.
- Assisted multiple providers in Change of Ownership (CHOW) filings in Pennsylvania and New Jersey involving assisted living residences, home care, ambulatory surgery centers, etc.
- Represented large multi-specialty physician group and ambulatory surgery centers in False Claims Act litigation and achieved a favorable result.
- Represented national pharmacy in False Claim litigation involving alleged improper labeling.
- Assisted provider in developing joint value-based venture with insurer.
- Represented long-term care facility in CMS action and negotiated a significant reduction in violations.
- Assisted national dialysis provider with the development of education programs.
- Counseled major healthcare system regarding departmental closures.
- Counseled physician regarding peer review and privilege dispute with hospital.
- Assisted large group with payer audit and extrapolation request.
- Assisted risk retention group in the development of patient safety.
- Provided advice to trade group regarding antitrust Issues on behalf of member.
The above representations were handled by Mr. Mattioli prior to his joining Post & Schell, P.C.
Honors/Awards
- Listed, The Best Lawyers in America, Health Care Law, 2019-2023
News & Insights
Education
-
J.D., Magna Cum Laude, Temple University James E. Beasley School of Law, 1989
Temple Law Review, Member and Symposium Editor - B.S., Magna Cum Laude, Drexel University, 1986
Bar Memberships
- Pennsylvania
- New Jersey
Affiliations
- Member, American Bar Association, Antitrust and Health Care Sections
- Member, American Health Lawyers Association
- Past Vice-Chair, Antitrust Practice Group, 2010
- Member, Aircraft Owners & Pilot's Association
- Member, Experimental Aircraft Association and International Aerobatic Club