John Fahy, PH.D.
NPI 1588702740 · Group Psychotherapy Psychologist · Berkeley, CA
John Fahy, PH.D. is a Group Psychotherapy Psychologist provider in Berkeley, CA (NPI 1588702740).
Provider details
- NPI number
- 1588702740
- Entity type
- Individual
- Primary specialty
- Group Psychotherapy PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY14056 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
- 2007-02-01
- Last updated
- 2025-09-11
Frequently asked questions
- What is John Fahy's NPI number?
- John Fahy's National Provider Identifier (NPI) is 1588702740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Fahy's specialty?
- John Fahy is listed in the NPPES registry with a primary specialty of Group Psychotherapy Psychologist (Behavioral Health & Social Service Providers).
- Where is John Fahy located?
- John Fahy's practice location on file with NPPES is 2001 Dwight Way, Berkeley, CA 94704-2608.
- What is John Fahy's phone number?
- The practice phone number listed in the NPPES registry for John Fahy is (510) 204-4896.
- Is John Fahy's NPI active?
- Yes — John Fahy's NPI (1588702740) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.