Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Nathan Hoyoon Lee, MD

Individual provider Otolaryngology Physician · NPI 1881223915

Nathan Hoyoon Lee, MD is an Otolaryngology in Fontana, California. Graduated from Loma Linda University School of Medicine in 2020, 6 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Loma Linda University School of Medicine
Licensed in
CA
In the registry since
2020
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (866) 454-3485
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2295 S Vineyard Ave, Ontario, CA 91761-7925 — (866) 454-3485

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 203752 (CA)

Record details

NPI number1881223915
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 1, 2020
Last updated in NPPESNovember 23, 2025
Certification dateNovember 23, 2025
Mailing address9961 Sierra Ave, Fontana, CA 92335-6720

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOTOLARYNGOLOGY
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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