Loren Gerstein, PH.D.
NPI 1366574139 · Clinical Psychologist · Santa Rosa, CA
Loren Gerstein, PH.D. is a Clinical Psychologist provider in Santa Rosa, CA (NPI 1366574139).
Provider details
- NPI number
- 1366574139
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY15737 (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
- 2007-03-09
- Last updated
- 2012-01-27
Frequently asked questions
- What is Loren Gerstein's NPI number?
- Loren Gerstein's National Provider Identifier (NPI) is 1366574139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Loren Gerstein's specialty?
- Loren Gerstein is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Loren Gerstein located?
- Loren Gerstein's practice location on file with NPPES is 633 Cherry St, Santa Rosa, CA 95404-4202.
- What is Loren Gerstein's phone number?
- The practice phone number listed in the NPPES registry for Loren Gerstein is (707) 706-3288.
- Is Loren Gerstein's NPI active?
- Yes — Loren Gerstein's NPI (1366574139) is active in the NPPES registry as of the last update on 2012-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.