Dr. Sara Hammer, DO

In their first decade of practice, Dr. Sara Hammer represents the newer generation of family practice providers, DO, after earning their medical degree at Midwestern University, Chicago College Of Osteopathic Med in 2020. Dr. currently practices across 2 facilities, including Advocate Health And Hospitals Corporation in Chicago, Illinois. Their National Provider Identifier (NPI) is 1144858457, 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. Sara Hammer as a lower-volume family practice provider, treating approximately 30 Medicare beneficiaries and delivering 83 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. Sara Hammer received $35 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.