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

Dr. Thomas Hiroshi Okamoto, MD

Individual provider Psychiatry Physician · NPI 1235178021

Dr. Thomas Hiroshi Okamoto, MD is a Psychiatry Physician in Santa Ana, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

2130 E 4th St Ste 107
Santa Ana, CA 92705-3818
Phone: (714) 558-2460
Fax: (714) 972-0275
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence G48164 (CA)

Record details

NPI number1235178021
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2006
Last updated in NPPESJune 30, 2009

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