Dr. Karen Thornburg, MD

With 19 years of practice, Dr. Karen Thornburg is an established internal medicine provider, MD, after earning their medical degree at Other in 2005. Dr. currently practices across 2 facilities, including Muskegon Surgical Associates Pc in Muskegon, Michigan. Their National Provider Identifier (NPI) is 1003938119, 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 Thornburg as a lower-volume internal medicine provider, treating approximately 79 Medicare beneficiaries and delivering 177 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.

Under the Physician Payments Sunshine Act, CMS reports that Dr. Karen Thornburg received $101 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.