Gray Haven Inc

Primary specialty

Community/Behavioral Health AgencyTaxonomy code 251S00000X

Legal business name

GRAY HAVEN INC

Practice address

433 Seminary St
Napa, CA 94559-3214

Phone

(707) 889-4066

NPI assigned

Nov 24, 2020

Organization subpart

No

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

Authorized official

Name

Kristopher Knego

Title

Operations Manager

Phone

(707) 927-3296

Specialties & licenses 3

Addresses

Locations

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

{
    "created_epoch": "1606176000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1742947200000",
    "number": "1447854047",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5841",
            "city": "NAPA",
            "state": "CA",
            "postal_code": "945810841",
            "telephone_number": "510-410-5594"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "433 SEMINARY ST",
            "city": "NAPA",
            "state": "CA",
            "postal_code": "945593214",
            "telephone_number": "707-889-4066"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GRAY HAVEN INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2020-11-24",
        "last_updated": "2025-03-26",
        "certification_date": "2025-03-26",
        "status": "A",
        "authorized_official_last_name": "KNEGO",
        "authorized_official_first_name": "KRISTOPHER",
        "authorized_official_title_or_position": "OPERATIONS MANAGER",
        "authorized_official_telephone_number": "707-927-3296"
    },
    "taxonomies": [
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "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
        },
        {
            "code": "320800000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Mental Illness",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rebecca Lynn Grageda, RN
• Frank Albert Gran, RN
• Marnie Granados, MD
• Sarah Grantham, LVN
• Christina Grattan, LCSW
• Emily J Gray, PA-C
• Julianna Gray
• Nolan Gray
• Conlee Graybill
• Amalia Greane

• Community/Behavioral Health Agency in Napa, CA
• Providers in Napa, CA by specialty
• Community/Behavioral Health Agency in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 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.