Dr. Len Lee, D.O.

With 19 years of practice, Dr. Len Lee is an established healthcare provider, D.O., after earning their medical degree at Oklahoma State University College Of Osteopathic Medicine in 1990. Dr. currently practices across 2 facilities, including Advocate Good Shepherd Hospital in Barrington, Illinois. Their National Provider Identifier (NPI) is 1598818395, 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. Len Lee as a lower-volume healthcare provider, treating approximately 460 Medicare beneficiaries and delivering 505 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.