Dr. Han Koh, MD

With 20 years of practice, Dr. Han Koh is an established hematology/oncology provider, MD, after earning their medical degree at Saint Louis University School Of Medicine in 1990. Dr. currently practices across 2 facilities, including County Of Los Angeles in Bellflower, California. Their National Provider Identifier (NPI) is 1508933441, 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. Han Koh as a lower-volume hematology/oncology provider, treating approximately 81 Medicare beneficiaries and delivering 195 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. Han Koh received $180 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.