Regina Santiago
NPI 1598166308 · Clinical Social Worker · Stockton, CA
Regina Santiago is a Clinical Social Worker provider in Stockton, CA (NPI 1598166308).
Provider details
- NPI number
- 1598166308
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
- School Social Worker1041S0200X
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
11 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
- 2014-09-11
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Regina Santiago's NPI number?
- Regina Santiago's National Provider Identifier (NPI) is 1598166308, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Regina Santiago's specialty?
- Regina Santiago is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Regina Santiago located?
- Regina Santiago's practice location on file with NPPES is 1414 N California St, Stockton, CA 95202-1515.
- What is Regina Santiago's phone number?
- The practice phone number listed in the NPPES registry for Regina Santiago is (209) 915-5482.
- Is Regina Santiago's NPI active?
- Yes — Regina Santiago's NPI (1598166308) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.