Madelaine Alejandro
NPI 1336663574 · Clinical Social Worker · San Leandro, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Madelaine Alejandro is a Clinical Social Worker provider in San Leandro, CA (NPI 1336663574).
Provider details
- NPI number
- 1336663574
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2017-07-31
- Last updated
- 2023-07-10
- Certified
- 2023-07-10
Frequently asked questions
- What is Madelaine Alejandro's NPI number?
- Madelaine Alejandro's National Provider Identifier (NPI) is 1336663574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madelaine Alejandro's specialty?
- Madelaine Alejandro is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Madelaine Alejandro located?
- Madelaine Alejandro's practice location on file with NPPES is 2045 Fairmont Dr, San Leandro, CA 94578-1088.
- What is Madelaine Alejandro's phone number?
- The practice phone number listed in the NPPES registry for Madelaine Alejandro is (510) 667-7540.
- Does Madelaine Alejandro accept Medicare?
- Madelaine Alejandro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Madelaine Alejandro's NPI active?
- Yes — Madelaine Alejandro's NPI (1336663574) is active in the NPPES registry as of the last update on 2023-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.