Gemma Tok Hyon Ko, MD

Gemma Tok Hyon Ko, MD is listed in the federal NPI Registry under Internal Medicine, with a practice address at 4511 Rosemead Blvd in Pico Rivera. UnitedHealthcare's Fall 2026 directory lists Urdu among this provider's languages. Call the practice to confirm services, language availability, appointments, and insurance participation.

4511 Rosemead Blvd, Pico Rivera, CA