Gary Balestin, PHD, ABPN, LMFT
NPI 1902878366 · Intellectual & Developmental Disabilities Psychologist · South San Francisco, CA
Provider details
- NPI number
- 1902878366
- Entity type
- Individual
- Primary specialty
- Intellectual & Developmental Disabilities PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD, ABPN, LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY5030 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
20 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
- 2006-02-01
- Last updated
- 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.