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

MR. STEVEN J GREGG
NPI 1740994128
Marriage & Family Therapist in Sonora, CA

Q: What is Steven Gregg's NPI number?

The NPI number for Steven Gregg is 1740994128. It was assigned to this individual provider in the NPPES registry on January 10, 2023.

Q: What is Steven Gregg's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Q: When was this NPI record last updated?

The NPPES record for Steven Gregg was last updated on November 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since January 10, 2023

105 HOSPITAL RD, SONORA, CA 95370(209) 533-6245 Get Directions Write a Review

NPPES record last updated: November 4, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 4, 2026, Oct 29, 2026, Jan 10, 2023 (3 updates tracked since 2023).

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About Mr. Steven J Gregg NPPES

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

MR. STEVEN J GREGG (NPI 1740994128) is an individual marriage & family therapist in Sonora, California, licensed in California (166322) and active in the NPI registry since January 2023.

NPPES Registry Identity

NPI1740994128

Entity TypeIndividualMale

Primary Taxonomy106H00000X

Provider Legal NameMR. STEVEN J GREGG

Location Address105 HOSPITAL RDSonora, CA 95370-5227

Mailing Address2 S Green StSonora, CA 95370-4618 · (209) 533-6245

Phone(209) 533-6245

Sole ProprietorNo

Enumeration DateJanuary 10, 2023

Last NPPES UpdateNovember 4, 20263 updates tracked since enumeration

NPPES CertifiedNovember 4, 2026

✔ NPI 1740994128 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in CA · 166322

Definition

A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

105 HOSPITAL RD, Sonora, CA 95370

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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.

EMILY FREDA

Case Manager/Care Coordinator