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

Individual provider Specialist · NPI 1780689042

Charles Kyumin Oh, MD is an Otolaryngology in Tustin, California. Graduated from Wayne State University School of Medicine in 1996, 30 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
30
Trained at
Wayne State University School of Medicine
Licensed in
CA
In the registry since
2005
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

2552 Walnut Ave Ste 130
Tustin, CA 92780-6935
Phone: (714) 508-1600
Fax: (714) 665-8304
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence A83003 (CA)

Record details

NPI number1780689042
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 14, 2005
Last updated in NPPESJune 28, 2011
Mailing address2552 Walnut Ave, Suite 130, Tustin, CA 92780-6935

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Tustin