Dr. Sean Grewal, M.D.

With 11 years of practice, Dr. Sean Grewal is an established internal medicine provider, M.D., after earning their medical degree at Saint Louis University School Of Medicine in 2015. Dr. currently practices across 4 facilities, including Keck Hospital Of Usc in Los Angeles, California. Their National Provider Identifier (NPI) is 1871980102, 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. Sean Grewal as a lower-volume internal medicine provider, treating approximately 37 Medicare beneficiaries and delivering 80 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.