IndividualActive
Sandra Zambrano
NPI 1003745605 · Clinical Social Worker · Concord, CA
Sandra Zambrano is a Clinical Social Worker provider in Concord, CA (NPI 1003745605).
Provider details
- NPI number
- 1003745605
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(46/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
1465 Civic Ct
Concord, CA 94520-7914
Phone: (510) 631-9750
Street-level locationGet directions
Mailing address
4301 Arleda Ln
Concord, CA 94521-3416
Registry dates
- Enumerated
- 2026-05-18
- Last updated
- 2026-05-18
- Certified
- 2026-05-18
Frequently asked questions
- What is Sandra Zambrano's NPI number?
- Sandra Zambrano's National Provider Identifier (NPI) is 1003745605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Zambrano's specialty?
- Sandra Zambrano is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sandra Zambrano located?
- Sandra Zambrano's practice location on file with NPPES is 1465 Civic Ct, Concord, CA 94520-7914.
- What is Sandra Zambrano's phone number?
- The practice phone number listed in the NPPES registry for Sandra Zambrano is (510) 631-9750.
- Is Sandra Zambrano's NPI active?
- Yes — Sandra Zambrano's NPI (1003745605) is active in the NPPES registry as of the last update on 2026-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.