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

Johnny Nguyen DO, MD

Individual provider Internal Medicine Physician · NPI 1235371675

Johnny Nguyen DO, MD is an Internal Medicine in Orange, California. Graduated from Eastern Virginia Medical School in 2007, 19 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Washington.

Years since qualifying
19
Trained at
Eastern Virginia Medical School
Licensed in
CA, WA
In the registry since
2009
Specialties on file
4
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

1100 W Stewart Dr
Orange, CA 92868-3849
Phone: (714) 771-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5633 N Lidgerwood St, Spokane, WA 99208-1224 — (509) 868-0876

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A107046 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD60335318 (WA)
Pediatrics Physician Taxonomy 208000000X · Licence MD60335318 (WA)
Hospitalist Physician Taxonomy 208M00000X · Licence MD60335318 (WA)

Record details

NPI number1235371675
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 31, 2009
Last updated in NPPESOctober 21, 2021
Certification dateOctober 21, 2021
Mailing address5633 N Lidgerwood St, Spokane, WA 99208-1224

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolEASTERN VIRGINIA MEDICAL SCHOOL
Graduated 2007 (19 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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