Geoffrey Gershenson, PHD
NPI 1568710804 · Mental Health Counselor · San Rafael, CA
Geoffrey Gershenson, PHD is a Mental Health Counselor provider in San Rafael, CA (NPI 1568710804).
Provider details
- NPI number
- 1568710804
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
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
13 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2012-08-16
- Last updated
- 2012-08-16
Frequently asked questions
- What is Geoffrey Gershenson's NPI number?
- Geoffrey Gershenson's National Provider Identifier (NPI) is 1568710804, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geoffrey Gershenson's specialty?
- Geoffrey Gershenson is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Geoffrey Gershenson located?
- Geoffrey Gershenson's practice location on file with NPPES is 555 Northgate Dr Ste 100, San Rafael, CA 94903-3696.
- What is Geoffrey Gershenson's phone number?
- The practice phone number listed in the NPPES registry for Geoffrey Gershenson is (240) 374-2365.
- Is Geoffrey Gershenson's NPI active?
- Yes — Geoffrey Gershenson's NPI (1568710804) is active in the NPPES registry as of the last update on 2012-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.