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

Don Q Phung, DO

Individual provider Internal Medicine Physician · NPI 1740924059

Don Q Phung, DO is an Internal Medicine in Fountain Valley, California. Qualified in 2022, 4 years ago. Practices with Memorialcare Medical Foundation, a 562-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
4
Licensed in
CA
In the registry since
2022
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

16333 Harbor Blvd
Fountain Valley, CA 92708-1311
Phone: (714) 549-1300
Fax: (714) 433-3100
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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 20A22022 (CA)

Record details

NPI number1740924059
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 22, 2022
Last updated in NPPESJanuary 30, 2026
Certification dateJanuary 30, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Memorialcare Medical Foundation — 562 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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