Dr. Gerard Demers, D.O.

With 20 years of practice, Dr. Gerard Demers is an established emergency medicine provider, D.O., after earning their medical degree at Rowan University School Of Osteopathic Medicine in 1998. Dr. currently practices at Nmc San Diego in San Diego, California. Their National Provider Identifier (NPI) is 1487626032, 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. Gerard Demers as a lower-volume emergency medicine provider, treating approximately 159 Medicare beneficiaries and delivering 217 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. Gerard Demers received $189 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.