Dr. Alexander Marsh, MD

With 21 years of practice, Dr. Alexander Marsh is an established emergency medicine provider, MD, after earning their medical degree at Indiana University School Of Medicine in 2002. Dr. currently practices across 3 facilities, including Kaiser Sunnyside Medical Center in Clackamas, Oregon. Their National Provider Identifier (NPI) is 1013990555, 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. Alexander Marsh as a moderate-volume emergency medicine provider, treating approximately 512 Medicare beneficiaries and delivering 626 services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.