Organization Active NPI

Guillaume Marriage and Family Counseling of California, P.C.

  • Marriage & Family Therapist
  • Sacramento, CA
National Provider Identifier
1609453828
Registry record updated Aug 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Marriage & Family TherapistTaxonomy code 106H00000X
Legal business name
GUILLAUME MARRIAGE AND FAMILY COUNSELING OF CALIFORNIA, P.C.
Practice address
1750 Howe Ave Ste 240
Sacramento, CA 95825-3359
Phone
(916) 992-2620
Fax
(971) 352-4229
NPI assigned
Mar 25, 2021
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Aug 14, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Nahomie Moise Guillaume, LMFTNPI 1609085661
Title
President
Phone
(916) 992-2620

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Professional CounselorGroup: 193400000X MULTIPLE SINGLE SPECIALTY GROUP 101YP2500X
Marriage & Family TherapistGroup: 193400000X SINGLE SPECIALTY GROUP 106H00000X Primary
Mental Health Clinic/Center (Including Community Mental Health Center) 261QM0801X

Addresses

Primary practice location

1750 Howe Ave Ste 240
Sacramento, CA 95825-3359

Mailing address

20333 State Highway 249 Ste 200
Houston, TX 77070-2613
Phone (916) 992-2620

Other names 2

  • Guillaume Counseling Doing business as
  • Guillaume Marriage and Family Counseling Doing business as

National Provider Directory

National Provider Directory

Locations

1750 Howe Ave
Ste 240
Sacramento, CA 95825
Phone (916) 992-2620

717 K St
Ste 213
Sacramento, CA 95814

Practitioners & affiliated clinicians

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1616630400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1786665600000",
    "number": "1609453828",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20333 STATE HIGHWAY 249 STE 200",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770702613",
            "telephone_number": "916-992-2620",
            "fax_number": "971-352-4229"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1750 HOWE AVE STE 240",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958253359",
            "telephone_number": "916-992-2620",
            "fax_number": "971-352-4229"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GUILLAUME MARRIAGE AND FAMILY COUNSELING OF CALIFORNIA, P.C.",
        "organizational_subpart": "NO",
        "enumeration_date": "2021-03-25",
        "last_updated": "2026-08-14",
        "certification_date": "2026-08-14",
        "status": "A",
        "authorized_official_last_name": "GUILLAUME",
        "authorized_official_first_name": "NAHOMIE",
        "authorized_official_middle_name": "MOISE",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "916-992-2620",
        "authorized_official_credential": "LMFT"
    },
    "taxonomies": [
        {
            "code": "101YP2500X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Counselor, Professional",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "106H00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Marriage & Family Therapist",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "261QM0801X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Mental Health (Including Community Mental Health Center)",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Guillaume Counseling",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Guillaume Marriage and Family Counseling",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Sacramento, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 14, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.