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CALVIN WALKER
NPI 1801311774
Counselor - Mental Health in San Leandro, CA

Active since August 11, 2017
3801 TEAGARDEN STREET, SAN LEANDRO, CA 94577(510) 347-4620 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 21, 2022, Aug 11, 2017 (2 updates tracked since 2017).

About Calvin Walker NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CALVIN WALKER (NPI 1801311774) is an individual mental health provider in San Leandro, California and active in the NPI registry since August 2017.

NPPES Registry Identity

NPI1801311774
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameCALVIN WALKER
Location Address3801 TEAGARDEN STREETSan Leandro, CA 94577
Mailing Address3801 Teagarden StreetSan Leandro, CA 94577 · (510) 347-4620
Phone(510) 347-4620
Sole ProprietorNo
Enumeration DateAugust 11, 2017
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
✔ NPI 1801311774 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
3801 TEAGARDEN STREET, San Leandro, CA 94577
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Other Identifiers 1

Medicaid943121699CA

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Calvin Walker's NPI number?

The NPI number for Calvin Walker is 1801311774. It was assigned to this individual provider in the NPPES registry on August 11, 2017.

Where is Calvin Walker located?

Calvin Walker practices at 3801 Teagarden Street, San Leandro, CA 94577. The listed phone number is (510) 347-4620.

What is Calvin Walker's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Calvin Walker was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.