Eugene Berkley
NPI 1972791135 · Addiction (Substance Use Disorder) Counselor · Fremont, CA
Eugene Berkley is a Addiction (Substance Use Disorder) Counselor provider in Fremont, CA (NPI 1972791135).
Provider details
- NPI number
- 1972791135
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- IN PROCESS (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
18 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
- 2007-10-11
- Last updated
- 2007-10-11
Frequently asked questions
- What is Eugene Berkley's NPI number?
- Eugene Berkley's National Provider Identifier (NPI) is 1972791135, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eugene Berkley's specialty?
- Eugene Berkley is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Eugene Berkley located?
- Eugene Berkley's practice location on file with NPPES is 4510 Peralta Blvd, Fremont, CA 94536-5755.
- What is Eugene Berkley's phone number?
- The practice phone number listed in the NPPES registry for Eugene Berkley is (510) 713-3202.
- Is Eugene Berkley's NPI active?
- Yes — Eugene Berkley's NPI (1972791135) is active in the NPPES registry as of the last update on 2007-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.