Dr. John Liang, MD

With 19 years of practice, Dr. John Liang is an established pathology provider, MD, after earning their medical degree at Other in 1985. Dr. currently practices across 10 facilities, including Medstar Washington Hospital Center in Washington, District of Columbia. Their National Provider Identifier (NPI) is 1487788808, 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. John Liang as a moderate-volume pathology provider, treating approximately 753 Medicare beneficiaries and delivering 3K services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.