Gregory Petersen, PHD

With 20 years of practice, Gregory Petersen is an established clinical psychologist provider, PHD, after earning their medical degree at Other in 1999. Gregory currently practices across 2 facilities, including Carilion Medical Center in Roanoke, Virginia. Their National Provider Identifier (NPI) is 1275509804, 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 Gregory Petersen as a lower-volume clinical psychologist provider, treating approximately 43 Medicare beneficiaries and delivering 151 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.