Dr. Mark Ewing, MD

With 19 years of practice, Dr. Mark Ewing is an established gastroenterology provider, MD, after earning their medical degree at Other in 1999. Dr. currently practices across 5 facilities, including Kaiser Foundation Hospital - Woodland Hills in Woodland Hills, California. Their National Provider Identifier (NPI) is 1023166816, 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. Mark Ewing as a lower-volume gastroenterology provider, treating approximately 11 Medicare beneficiaries and delivering 13 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.