Individual provider · Type 1 NPI

Edward Ungseok Oh, MD

Internal Medicine Physician · Fontana, CA

NPI number 1376284026 Active

Practice location

9961 Sierra Ave
Fontana, CA 92335-6720

Call (909) 427-5000 Map

Mailing address

9550 Escondido Ave
Hesperia, CA 92345-9120

Other practice locations

  • 18300 CA-18, Kaiser Hospitalist, Victorville, CA 92307 · (176) 024-2231
  • 2295 S Vineyard Ave, Ontario, CA 91761-7925 · (883) 357-4227

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XA203095 (CA)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1376284026

Edward Ungseok Oh, MD's National Provider Identifier is 1376284026, issued on Apr 6, 2022. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Fontana, CA. The record was last updated on Oct 31, 2025.