Dr. Sara Keller, MD

With 19 years of practice, Dr. Sara Keller is an established infectious disease provider, MD, after earning their medical degree at Duke University School Of Medicine in 2007. Dr. currently practices across 2 facilities, including Johns Hopkins University in Lutherville, Maryland. Their National Provider Identifier (NPI) is 1104022565, 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.

Dr. Sara Keller's practice is located in ZIP 21093 (Lutherville, Maryland), which has an overall CartoChrome Healthcare Access Score of 65/100 (Moderate Access). Access to care in this area is moderate — most services are reachable but with meaningful variability by specialty.

CMS Medicare data shows Dr. Sara Keller as a lower-volume infectious disease provider, treating approximately 86 Medicare beneficiaries and delivering 166 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.