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

Dr. Joseph Nguyen, MD

Individual provider Allergy & Immunology Physician · NPI 1225217425

Dr. Joseph Nguyen, MD is an Allergy & Immunology Physician in Orange, California. Practices as a sole proprietor and works from 3 locations. Licensed in California.

Licensed in
CA
In the registry since
2007
Specialties on file
3
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-5691
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 4332 Katella Ave, Los Alamitos, CA 90720-3564 — (562) 369-4325
  • 10300 Compton Ave, Los Angeles, CA 90002-3628 — (323) 564-4331

Specialties & licences

Allergy & Immunology (Internal Medicine) Physician (primary) Taxonomy 207RA0201X · Licence A91271 (CA)
Allergy & Immunology Physician Taxonomy 207K00000X · Licence A92171 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A91271 (CA)

Record details

NPI number1225217425
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 24, 2007
Last updated in NPPESApril 6, 2021
Certification dateApril 6, 2021

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