Michelle Harriman, PSY.D.
NPI 1588799167 · Clinical Psychologist · Fullerton, CA
Michelle Harriman, PSY.D. is a Clinical Psychologist provider in Fullerton, CA (NPI 1588799167).
Provider details
- NPI number
- 1588799167
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- No
- License
- PSY19763 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-02-22
- Last updated
- 2020-11-09
- Certified
- 2020-11-09
Frequently asked questions
- What is Michelle Harriman's NPI number?
- Michelle Harriman's National Provider Identifier (NPI) is 1588799167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Harriman's specialty?
- Michelle Harriman is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Michelle Harriman located?
- Michelle Harriman's practice location on file with NPPES is 1440 N Harbor Blvd Ste 900, Fullerton, CA 92835-4122.
- What is Michelle Harriman's phone number?
- The practice phone number listed in the NPPES registry for Michelle Harriman is (818) 269-7224.
- Is Michelle Harriman's NPI active?
- Yes — Michelle Harriman's NPI (1588799167) is active in the NPPES registry as of the last update on 2020-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.