Dr. Michael Mastromichalis, M.D.

With 19 years of practice, Dr. Michael Mastromichalis is an established urology provider, M.D., after earning their medical degree at West Virginia University School Of Medicine in 2005. Dr. currently practices at Ssm St Clare Health Center in Fenton, Missouri. Their National Provider Identifier (NPI) is 1346444700, 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. Michael Mastromichalis as a lower-volume urology provider, treating approximately 386 Medicare beneficiaries and delivering 1K services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.

Under the Physician Payments Sunshine Act, CMS reports that Dr. Michael Mastromichalis received $252 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.