Dr. Karen Mason, MD

With 20 years of practice, Dr. Karen Mason is an established healthcare provider, MD,. Dr. currently practices across 2 facilities, including Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc. in Largo, Maryland. Their National Provider Identifier (NPI) is 1598858086, 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. Karen Mason as a lower-volume healthcare provider, treating approximately 22 Medicare beneficiaries and delivering 59 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.