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

GUILLAUME MARRIAGE AND FAMILY COUNSELING OF CALIFORNIA, P.C.
NPI 1609453828
Marriage & Family Therapist in Sacramento, CA

Q: What is Guillaume Marriage And Family Counseling Of California, P.C.'s specialty?

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

Active since March 25, 2021

1750 HOWE AVE STE 240, SACRAMENTO, CA 95825(916) 992-2620(971) 352-4229 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 14, 2026, Apr 15, 2026, May 16, 2025 and 3 more (6 updates tracked since 2021).

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About Guillaume Marriage And Family Counseling Of California, P.c. NPPES

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

GUILLAUME MARRIAGE AND FAMILY COUNSELING OF CALIFORNIA, P.C. (NPI 1609453828), doing business as Guillaume Counseling, is a healthcare organization registered as a marriage & family therapist in Sacramento, California and active in the NPI registry since March 2021. The organization lists Nahomie Moise Guillaume, President, as its authorized official.

NPPES Registry Identity

NPI1609453828

Entity TypeOrganization

Primary Taxonomy106H00000X

Legal Business NameGUILLAUME MARRIAGE AND FAMILY COUNSELING OF CALIFORNIA, P.C.

Location Address1750 HOWE AVE STE 240Sacramento, CA 95825-3359

Mailing Address20333 State Highway 249 Ste 200Houston, TX 77070-2613 · (916) 992-2620 · Fax (971) 352-4229

Phone(916) 992-2620

Fax(971) 352-4229

Organization SubpartNo

Authorized OfficialNahomie Moise GuillaumePresident · (916) 992-2620

Enumeration DateMarch 25, 2021

Last NPPES UpdateAugust 14, 20266 updates tracked since enumeration

NPPES CertifiedAugust 14, 2026

✔ NPI 1609453828 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

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 ListedCounselor · ProfessionalTaxonomy 101YP2500X

Also ListedClinic/Center · Mental Health (Including Community Mental Health Center)Taxonomy 261QM0801X

1750 HOWE AVE STE 240, Sacramento, CA 95825

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Other Names 2

Doing Business AsGuillaume Counseling

Doing Business AsGuillaume Marriage And Family Counseling

Group Practice 2

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Guillaume Marriage And Family Counseling Of California, P.C.'s NPI number?

The NPI number for Guillaume Marriage And Family Counseling Of California, P.C. is 1609453828. It was assigned to this organization in the NPPES registry on March 25, 2021. The provider is doing business as Guillaume Counseling and Guillaume Marriage and Family Counseling.

Where is Guillaume Marriage And Family Counseling Of California, P.C. located?

Guillaume Marriage And Family Counseling Of California, P.C. is located at 1750 Howe Ave Ste 240, Sacramento, CA 95825. The listed phone number is (916) 992-2620.

What is Guillaume Marriage And Family Counseling Of California, P.C.'s specialty?

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

When was this NPI record last updated?

The NPPES record for Guillaume Marriage And Family Counseling Of California, P.C. was last updated on August 14, 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.