Guy Hernandez

Primary specialty

Marriage & Family TherapistTaxonomy code 106H00000X

License

102205 Issued in CA

Practice address

2910 Camino Diablo Ste 210
Walnut Creek, CA 94597-3953

Phone

(925) 378-9456

NPI assigned

Aug 18, 2014

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Theratree Community: Child & Family Counseling Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Walnut Creek, CA
  • NPI 1376240648
  NPD Authorized official

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

{
    "created_epoch": "1408320000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1629477435",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2910 CAMINO DIABLO STE 210",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945973953",
            "telephone_number": "925-378-9456"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2910 CAMINO DIABLO STE 210",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945973953",
            "telephone_number": "925-378-9456"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HERNANDEZ",
        "first_name": "GUY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-08-18",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "CA",
            "license": "102205",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Catherine Renee Hernandez
• David Thomas Hernandez
• Diego Hernandez
• Diosselin Hernandez
• Gertrudes Aquino Hernandez, PHD
• Jessica Hernandez, BCBA
• Jose Hernandez
• Justin Hernandez
• Michael Gerald Hernandez, MD
• Michelle Hernandez

• Marriage & Family Therapist in Walnut Creek, CA
• Providers in Walnut Creek, CA by specialty
• Marriage & Family Therapist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 17, 2025; 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.