Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. GEORGE CALVIN II LCSW
NPI 1366641532
Social Worker - Clinical in San Francisco, CA

Active since July 17, 2007
2401 KEITH ST, SAN FRANCISCO, CA 94124(628) 217-5650 Get Directions Write a Review

NPPES record last updated: August 6, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 6, 2026, Jul 17, 2026 (2 updates tracked since 2026).

About Mr. George Calvin Ii Lcsw NPPES

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

MR. GEORGE CALVIN II LCSW (NPI 1366641532) is an individual clinical provider in San Francisco, California, licensed in California (60951) and active in the NPI registry since July 2007.

NPPES Registry Identity

NPI1366641532
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. GEORGE CALVIN IICredential: LCSW
Location Address2401 KEITH STSan Francisco, CA 94124-3231
Mailing Address2401 Keith StSan Francisco, CA 94124-3231 · (628) 217-5650
Sole ProprietorYes
Enumeration DateJuly 17, 2007
Last NPPES UpdateAugust 6, 20262 updates tracked since enumeration
NPPES CertifiedAugust 6, 2026
NPI 1366641532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in CA · 60951
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
2401 KEITH ST, San Francisco, CA 94124

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dentist (General Practice)
2401 KEITH ST
SAN FRANCISCO, CA 94124
Marriage & Family Therapist
2401 KEITH ST
SAN FRANCISCO, CA 94124
Psychiatry & Neurology (Child & Adolescent Psychiatry)
2401 KEITH ST
SAN FRANCISCO, CA 94124
Social Worker
2401 KEITH ST, SOUTHEAST HEALTH CENTER
SAN FRANCISCO, CA 94124
Social Worker (Clinical)
2401 KEITH ST
SAN FRANCISCO, CA 94124
Clinic/Center (Primary Care)
2401 KEITH ST
SAN FRANCISCO, CA 94124
Clinic/Center
2401 KEITH ST
SAN FRANCISCO, CA 94124
Marriage & Family Therapist
2401 KEITH ST
SAN FRANCISCO, CA 94124

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 George Calvin's NPI number?

The NPI number for George Calvin is 1366641532. It was assigned to this individual provider in the NPPES registry on July 17, 2007.

Where is George Calvin located?

George Calvin practices at 2401 Keith St, San Francisco, CA 94124. The listed phone number is (628) 217-5650.

What is George Calvin's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for George Calvin was last updated on August 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.