Dr. Frederick Barker, MD

With 20 years of practice, Dr. Frederick Barker is an established neurosurgery provider, MD, after earning their medical degree at Harvard Medical School in 1985. Dr. currently practices across 5 facilities, including Massachusetts General Hospital in Boston, Massachusetts. Their National Provider Identifier (NPI) is 1649244344, 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. Frederick Barker's practice is located in ZIP 02114 (Boston, Massachusetts), which has an overall CartoChrome Healthcare Access Score of 96/100 (Healthcare Paradise). Patients in this area have comparatively strong access to primary care, specialists, and hospital services.

CMS Medicare data shows Dr. Frederick Barker as a lower-volume neurosurgery provider, treating approximately 73 Medicare beneficiaries and delivering 95 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.