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Diana Harrison, PH.D.
NPI 1669572889 · Psychologist · Sepulveda, CA
Diana Harrison, PH.D. is a Psychologist provider in Sepulveda, CA (NPI 1669572889).
Provider details
- NPI number
- 1669572889
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY 6580 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
16111 Plummer St
Sepulveda, CA 91343-2036
Phone: (818) 891-7711
Street-level locationGet directions
Mailing address
21721 Septo St Apt 207
Chatsworth, CA 91311-3780
Registry dates
- Enumerated
- 2006-09-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diana Harrison's NPI number?
- Diana Harrison's National Provider Identifier (NPI) is 1669572889, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Harrison's specialty?
- Diana Harrison is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Diana Harrison located?
- Diana Harrison's practice location on file with NPPES is 16111 Plummer St, Sepulveda, CA 91343-2036.
- What is Diana Harrison's phone number?
- The practice phone number listed in the NPPES registry for Diana Harrison is (818) 891-7711.
- Is Diana Harrison's NPI active?
- Yes — Diana Harrison's NPI (1669572889) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.