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

Dr. Inja J Hwang, MD

Individual provider Family Medicine Physician · NPI 1821216581

Dr. Inja J Hwang, MD is a Family Medicine Physician in Martinez, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
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

1000 Ward St
Martinez, CA 94553
Phone: (925) 335-4707
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence C43359 (CA)
General Practice Physician Taxonomy 208D00000X · Licence C43359 (CA)

Record details

NPI number1821216581
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 20, 2007
Last updated in NPPESSeptember 11, 2025

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