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Mercedes Gutierrez, MSW, ASW # 109251
NPI 1508597857 · Social Worker · San Mateo, CA
Mercedes Gutierrez, MSW, ASW # 109251 is a Social Worker provider in San Mateo, CA (NPI 1508597857).
Provider details
- NPI number
- 1508597857
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, ASW # 109251
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
Po Box 5103
San Mateo, CA 94402-0103
Phone: (650) 288-0094
Approximate (ZIP-level) locationGet directions
Mailing address
1410 Marshall St
Redwood City, CA 94063-2503
Registry dates
- Enumerated
- 2022-06-17
- Last updated
- 2025-06-12
- Certified
- 2025-06-12
Frequently asked questions
- What is Mercedes Gutierrez's NPI number?
- Mercedes Gutierrez's National Provider Identifier (NPI) is 1508597857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mercedes Gutierrez's specialty?
- Mercedes Gutierrez is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mercedes Gutierrez located?
- Mercedes Gutierrez's practice location on file with NPPES is Po Box 5103, San Mateo, CA 94402-0103.
- What is Mercedes Gutierrez's phone number?
- The practice phone number listed in the NPPES registry for Mercedes Gutierrez is (650) 288-0094.
- Is Mercedes Gutierrez's NPI active?
- Yes — Mercedes Gutierrez's NPI (1508597857) is active in the NPPES registry as of the last update on 2025-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.