Dr. Mary O'rourke, MD

With 20 years of practice, Dr. Mary O'rourke is an established internal medicine provider, MD, after earning their medical degree at University Of Washington School Of Medicine in 1986. Dr. currently practices across 6 facilities, including Bozeman Health Deaconess Hospital in Bozeman, Montana. Their National Provider Identifier (NPI) is 1033125091, 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. Mary O'rourke as a lower-volume internal medicine provider, treating approximately 215 Medicare beneficiaries and delivering 400 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.