Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

TAMMIE WHITMER LETHCO LCSW
NPI 1194641027
Social Worker - Clinical in Gridley, CA

Active since June 25, 2026
567 VIRGINIA ST, GRIDLEY, CA 95948(916) 365-1740 Get Directions Write a Review

NPPES record added: June 25, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Tammie Whitmer Lethco Lcsw NPPES

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

TAMMIE WHITMER LETHCO LCSW (NPI 1194641027) is an individual clinical provider in Gridley, California, licensed in California (114725) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1194641027
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameTAMMIE WHITMER LETHCOCredential: LCSW
Location Address567 VIRGINIA STGridley, CA 95948-2133
Mailing Address567 Virginia StGridley, CA 95948-2133 · (916) 365-1740
Sole ProprietorYes
Enumeration DateJune 25, 2026
NPPES CertifiedJune 25, 2026
NPI 1194641027 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 · 114725
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.
567 VIRGINIA ST, Gridley, CA 95948

Other Providers at the Same Location NPPES 3

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

Social Worker (Clinical)
567 VIRGINIA ST
GRIDLEY, CA 95948
Foster Care Agency
567 VIRGINIA ST
GRIDLEY, CA 95948
Social Worker (Clinical)
567 VIRGINIA ST
GRIDLEY, CA 95948

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 Tammie Lethco's NPI number?

The NPI number for Tammie Lethco is 1194641027. It was assigned to this individual provider in the NPPES registry on June 25, 2026.

Where is Tammie Lethco located?

Tammie Lethco practices at 567 Virginia St, Gridley, CA 95948. The listed phone number is (916) 365-1740.

What is Tammie Lethco'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 Tammie Lethco was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 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.