Dr. Regan Duffy, MD

With 19 years of practice, Dr. Regan Duffy is an established hematology/oncology provider, MD, after earning their medical degree at Oregon Health Sciences University School Of Medicine in 2007. Dr. currently practices across 3 facilities, including Providence Health And Services Oregon in Portland, Oregon. Their National Provider Identifier (NPI) is 1487876827, 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. Regan Duffy as a lower-volume hematology/oncology provider, treating approximately 97 Medicare beneficiaries and delivering 375 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. Regan Duffy received $18 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.