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Diana Graham, PHD
NPI 1346801370 · Clinical Psychologist · Orange, CA
Diana Graham, PHD is a Clinical Psychologist provider in Orange, CA (NPI 1346801370).
Provider details
- NPI number
- 1346801370
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 32128 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
1201 W La Veta Ave
Orange, CA 92868-4203
Phone: (714) 509-8481
Street-level locationGet directions
Mailing address
1120 W La Veta Ave Ste 470
Orange, CA 92868-4233
Registry dates
- Enumerated
- 2019-06-20
- Last updated
- 2021-08-30
- Certified
- 2021-08-30
Frequently asked questions
- What is Diana Graham's NPI number?
- Diana Graham's National Provider Identifier (NPI) is 1346801370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Graham's specialty?
- Diana Graham is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Diana Graham located?
- Diana Graham's practice location on file with NPPES is 1201 W La Veta Ave, Orange, CA 92868-4203.
- What is Diana Graham's phone number?
- The practice phone number listed in the NPPES registry for Diana Graham is (714) 509-8481.
- Is Diana Graham's NPI active?
- Yes — Diana Graham's NPI (1346801370) is active in the NPPES registry as of the last update on 2021-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.