Dr. Stephen Mest, MD

With 20 years of practice, Dr. Stephen Mest is an established internal medicine provider, MD, after earning their medical degree at University Of Washington School Of Medicine in 1993. Dr. currently practices across 2 facilities, including St Peters Health in Helena, Montana. Their National Provider Identifier (NPI) is 1093816621, 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. Stephen Mest as a lower-volume internal medicine provider, treating approximately 246 Medicare beneficiaries and delivering 607 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.