Thomas H. Okamoto, M.D., Inc.
NPI 1437311305 · Mental Health Clinic/Center (Including Community Mental Health Center) · Santa Ana, CA
Thomas H. Okamoto, M.D., Inc. is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Santa Ana, CA (NPI 1437311305).
Provider details
- NPI number
- 1437311305
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Evelyn Okamoto, Office Manager(714) 558-2460
- License
- G48164 (CA)
Specialties & taxonomies
- Mental Health Clinic/Center (Including Community Mental Health Center)Primary261QM0801XLicense G48164 (CA)
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-01
- Last updated
- 2008-07-01
Frequently asked questions
- What is Thomas H. Okamoto, M.D., Inc.'s NPI number?
- Thomas H. Okamoto, M.D., Inc.'s National Provider Identifier (NPI) is 1437311305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas H. Okamoto, M.D., Inc.?
- Thomas H. Okamoto, M.D., Inc. is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is Thomas H. Okamoto, M.D., Inc. located?
- Thomas H. Okamoto, M.D., Inc.'s practice location on file with NPPES is 2130 E 4th St, Santa Ana, CA 92705-3818.
- What is Thomas H. Okamoto, M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Thomas H. Okamoto, M.D., Inc. is (714) 558-2460.
- Who is the authorized official for Thomas H. Okamoto, M.D., Inc.?
- The authorized official listed on Thomas H. Okamoto, M.D., Inc.'s NPPES record is Evelyn Okamoto, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas H. Okamoto, M.D., Inc.'s NPI active?
- Yes — Thomas H. Okamoto, M.D., Inc.'s NPI (1437311305) is active in the NPPES registry as of the last update on 2008-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.