Dr. Stephen Ryu, MD

With 20 years of practice, Dr. Stephen Ryu is an established neurosurgery provider, MD, after earning their medical degree at University Of California, San Diego School Of Medicine in 1999. Dr. currently practices across 3 facilities, including Stanford Health Care in Stanford, California. Their National Provider Identifier (NPI) is 1134153505, 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.

Dr. Stephen Ryu's practice is located in ZIP 94305 (Stanford, California), which has an overall CartoChrome Healthcare Access Score of 64/100 (Moderate Access). Access to care in this area is moderate — most services are reachable but with meaningful variability by specialty.

CMS Medicare data shows Dr. Stephen Ryu as a lower-volume neurosurgery provider, treating approximately 467 Medicare beneficiaries and delivering 1K 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. Stephen Ryu received $150K in industry payments in 2023. Payments at this scale are elevated relative to most providers and may warrant direct inquiry about potential conflicts of interest during your visit.