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

THOMAS HUNTER SIGGINS LCSW
NPI 1154933018
Social Worker - Clinical in San Diego, CA

Active since August 20, 2020
PO BOX 7107, SAN DIEGO, CA 92167(619) 330-8675 Get Directions Write a Review

NPPES record last updated: October 19, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 12, 2026, Nov 5, 2024, Jun 19, 2023 and 5 more (8 updates tracked since 2020).

About Thomas Hunter Siggins Lcsw NPPES

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

THOMAS HUNTER SIGGINS LCSW (NPI 1154933018) is an individual clinical provider in San Diego, California, licensed in California (130212) and active in the NPI registry since August 2020.

NPPES Registry Identity

NPI1154933018
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameTHOMAS HUNTER SIGGINSCredential: LCSW
Location AddressPO BOX 7107San Diego, CA 92167-0107
Mailing AddressPo Box 7107San Diego, CA 92167-0107 · (619) 330-8675
Phone(619) 330-8675
Sole ProprietorYes
Enumeration DateAugust 20, 2020
Last NPPES UpdateOctober 19, 20268 updates tracked since enumeration
NPPES CertifiedOctober 19, 2026
✔ NPI 1154933018 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 · 130212
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.
PO BOX 7107, San Diego, CA 92167
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Other Names 1

Other Name (5)Tommy Siggins

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 Thomas Siggins's NPI number?

The NPI number for Thomas Siggins is 1154933018. It was assigned to this individual provider in the NPPES registry on August 20, 2020. The provider is also known as Tommy Siggins.

Where is Thomas Siggins located?

Thomas Siggins practices at PO Box 7107, San Diego, CA 92167. The listed phone number is (619) 330-8675.

What is Thomas Siggins'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 Thomas Siggins was last updated on October 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.