Individual provider · Type 1 NPI

Joanne Ihm Koo, MD

Internal Medicine Physician · Pomona, CA

NPI number 1215983580 Active

Practice location

3530 West Pomona Blvd
Pomona, CA 91769-0100

Call (909) 595-1221 Map

Fax (909) 598-4352

Mailing address

1600 9th Street, Room 205 Mailstop 2-3
Sacramento, CA 95814-6414

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XA36581 (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 1215983580

Joanne Ihm Koo, MD's National Provider Identifier is 1215983580, issued on May 26, 2006. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Pomona, CA. The record was last updated on Jul 13, 2026.