Service First of Northern California
NPI 1437374774 · Addiction (Substance Use Disorder) Counselor · Stockton, CA
Service First of Northern California is a Addiction (Substance Use Disorder) Counselor organization in Stockton, CA (NPI 1437374774).
Provider details
- NPI number
- 1437374774
- Entity type
- Organization
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Brenda Shelton, Program Manager - Counselor/Counsel(209) 888-5088
- License
- 390017BN (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
- 2007-04-13
- Last updated
- 2025-09-22
- Certified
- 2025-09-22
Frequently asked questions
- What is Service First of Northern California's NPI number?
- Service First of Northern California's National Provider Identifier (NPI) is 1437374774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Service First of Northern California?
- Service First of Northern California is classified in the NPPES registry as Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Service First of Northern California located?
- Service First of Northern California's practice location on file with NPPES is Service First of Nothern California, Stockton, CA 95202.
- What is Service First of Northern California's phone number?
- The practice phone number listed in the NPPES registry for Service First of Northern California is (209) 451-3628.
- Who is the authorized official for Service First of Northern California?
- The authorized official listed on Service First of Northern California's NPPES record is Brenda Shelton, Program Manager - Counselor/Counsel. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Service First of Northern California's NPI active?
- Yes — Service First of Northern California's NPI (1437374774) is active in the NPPES registry as of the last update on 2025-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.