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

Mr. Hee Yong Oh, MD

Individual provider Internal Medicine Physician · NPI 1225106693

Mr. Hee Yong Oh, MD is an Internal Medicine in West Covina, California. Qualified in 1968, 58 years ago. Practices with Hee Yong Oh MD Inc, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
58
Licensed in
CA
In the registry since
2006
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

1433 W Merced Ave Ste 207
West Covina, CA 91790-3402
Phone: (626) 962-2421
Fax: (626) 962-8345
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence CG258Y (CA)

Record details

NPI number1225106693
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 1, 2006
Last updated in NPPESDecember 16, 2011

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1968 (58 years in practice)
Group practice Hee Yong Oh Md Inc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in West Covina