Dr. Atif Zaman, MD

With 20 years of practice, Dr. Atif Zaman is an established gastroenterology provider, MD, after earning their medical degree at Tufts University School Of Medicine in 1991. Dr. currently practices across 4 facilities, including Ohsu Hospital And Clinics in Portland, Oregon. Their National Provider Identifier (NPI) is 1003821513, 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. Atif Zaman as a lower-volume gastroenterology provider, treating approximately 132 Medicare beneficiaries and delivering 199 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.