Mercedes Aguirre-Sullivan
NPI 1649675372 · Clinical Social Worker · Oakland, CA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mercedes Aguirre-Sullivan is a Clinical Social Worker provider in Oakland, CA (NPI 1649675372).
Provider details
- NPI number
- 1649675372
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 63254 (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
11 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
- 2014-10-23
- Last updated
- 2014-10-23
Frequently asked questions
- What is Mercedes Aguirre-Sullivan's NPI number?
- Mercedes Aguirre-Sullivan's National Provider Identifier (NPI) is 1649675372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mercedes Aguirre-Sullivan's specialty?
- Mercedes Aguirre-Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mercedes Aguirre-Sullivan located?
- Mercedes Aguirre-Sullivan's practice location on file with NPPES is 3800 Coolidge Ave, Oakland, CA 94602-3311.
- What is Mercedes Aguirre-Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Mercedes Aguirre-Sullivan is (510) 482-2244.
- Does Mercedes Aguirre-Sullivan accept Medicare?
- Mercedes Aguirre-Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mercedes Aguirre-Sullivan's NPI active?
- Yes — Mercedes Aguirre-Sullivan's NPI (1649675372) is active in the NPPES registry as of the last update on 2014-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.