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

Dr. Francisco Javier Diaz Diaz, MD

Individual provider Family Medicine Physician · NPI 1497946313

Dr. Francisco Javier Diaz Diaz, MD is a Family Medicine Physician in Oakland, California. Licensed in California, District of Columbia, Massachusetts and Washington and 1 more. Registered with an NPI since 2007.

Licensed in
CA, DC, MA, WA, ZZ
In the registry since
2007
Specialties on file
5
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

2121 Harrison St Ste 110
Oakland, CA 94612-3788
Phone: (510) 587-3000
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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 C146564 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence MD038207 (DC)
Family Medicine Physician Taxonomy 207Q00000X · Licence MD60041376 (WA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 257688 (MA)
General Practice Physician Taxonomy 208D00000X · Licence MED5708 (ZZ)

Record details

NPI number1497946313
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 6, 2007
Last updated in NPPESMarch 19, 2018

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