Dr. Andrew Mermelstein, MD

With 21 years of practice, Dr. Andrew Mermelstein is an established rheumatology provider, MD, after earning their medical degree at New York University School Of Medicine in 1994. Dr. currently practices at Montgomery County Rehabilitation And Sports Therapy Pc in Norristown, Pennsylvania. Their National Provider Identifier (NPI) is 1215920335, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.

CMS Medicare data shows Dr. Andrew Mermelstein as a moderate-volume rheumatology provider, treating approximately 866 Medicare beneficiaries and delivering 173K services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.

Under the Physician Payments Sunshine Act, CMS reports that Dr. Andrew Mermelstein received $149 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.