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Radiation Oncology

Young S. Lee, MD

Works at hospitals in Fullerton, CA · California

Summary

Young S. Lee, MD (Radiation Oncology) is listed by Medicare at 1 hospital in Fullerton, CA. NPI 1710986260. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Young S. Lee, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
39Years since medical school (graduated 1987)
University Of California, Geffen School Of MedicineMedical school
MaleGender (as listed)
USC Care Medical Group IncGroup practice

Quick answers

Which hospitals does Young S. Lee work at?
Medicare's official clinician data lists Young S. Lee at 1 hospital: Providence St. Jude Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Young S. Lee see patients?
Medicare's clinician data lists 4 practice locations, including Los Angeles, CA and Buena Park, CA. Call before your visit to confirm the address.
What is Young S. Lee's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does Young S. Lee accept Medicare assignment?
Yes. Medicare's clinician data says Young S. Lee accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Young S. Lee?
(800) 872-2273, as listed in official Medicare / NPI Registry data.
What is Young S. Lee's NPI number?
1710986260. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Young S. Lee works

Medicare's Facility Affiliation Data lists Young S. Lee at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Young S. Lee is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Young S. Lee as a member of this group (CMS data updated 2026-10-02).

  • USC Care Medical Group Inc1,380 clinicians in the group

Specialties

Find other Radiation Oncology doctors in California →

Other radiation oncologists in Los Angeles

Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.

All radiation oncologists in Los Angeles →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710986260
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians