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

Hong Phuc Nguyen, DO

Individual provider Internal Medicine Physician · NPI 1992995997

Hong Phuc Nguyen, DO is an Internal Medicine in Lancaster, California. Qualified in 2007, 19 years ago. Practices with Sierra Medical Group Holding Company, Inc, a 9-clinician group and accepts Medicare assignment. Licensed in California, Michigan and Texas.

Years since qualifying
19
Licensed in
CA, MI, TX
In the registry since
2007
Specialties on file
3
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

44469 10th St W
Lancaster, CA 93534-3324
Phone: (661) 945-9411
Fax: (661) 945-2035
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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 20A11360 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence N6536 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence 5101017225 (MI)

Record details

NPI number1992995997
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 26, 2007
Last updated in NPPESJuly 2, 2012
Mailing address44469 10th St W, Lancaster, CA 93534-3324

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Sierra Medical Group Holding Company, Inc. — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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