Dr. Ruth Hahn, MD

With 19 years of practice, Dr. Ruth Hahn is an established obstetrics/gynecology provider, MD, after earning their medical degree at George Washington University School Of Medicine in 2002. Dr. currently practices at in Fairfield, California. Their National Provider Identifier (NPI) is 1528118262, 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. Ruth Hahn as a moderate-volume obstetrics/gynecology provider, treating approximately 787 Medicare beneficiaries and delivering 3K services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.