NPIMap

Organization Active NPI

Grand Lake Mental Health Center, Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Fairview, OK
National Provider Identifier
1003735986
Registry record updated Aug 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health Clinic/Center (Including Community Mental Health Center)Taxonomy code 261QM0801X
Legal business name
GRAND LAKE MENTAL HEALTH CENTER, INC.
Practice address
1425 N Main St Ste 4
Fairview, OK 73737-2725
Phone
(580) 227-2088
NPI assigned
Jul 14, 2026
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Aug 25, 2026

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

Authorized official

Name
Joshua Cantwell
Title
Ceo
Phone
(918) 273-1841

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Clinic/Center (Including Community Mental Health Center) 261QM0801X Primary

Addresses

Primary practice location

1425 N Main St Ste 4
Fairview, OK 73737-2725

Mailing address

114 W Delaware Ave
Nowata, OK 74048-2601
Phone (918) 273-1841

Other names 1

  • GRAND Mental Health Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Grand Lake Mental Health Center Inc106 organizations share this tax ID, including this one

Organizations with this tax ID in the same state 14

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 14

Practitioners & affiliated clinicians

Practitioners 1

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": "1783987200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1787616000000",
    "number": "1003735986",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "114 W DELAWARE AVE",
            "city": "NOWATA",
            "state": "OK",
            "postal_code": "740482601",
            "telephone_number": "918-273-1841",
            "fax_number": "918-273-1843"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1425 N MAIN ST STE 4",
            "city": "FAIRVIEW",
            "state": "OK",
            "postal_code": "737372725",
            "telephone_number": "580-227-2088"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GRAND LAKE MENTAL HEALTH CENTER, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-07-14",
        "last_updated": "2026-08-25",
        "certification_date": "2026-08-25",
        "status": "A",
        "authorized_official_last_name": "CANTWELL",
        "authorized_official_first_name": "JOSHUA",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "918-273-1841"
    },
    "taxonomies": [
        {
            "code": "261QM0801X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Mental Health (Including Community Mental Health Center)",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "GRAND Mental Health",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Fairview, OK

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 25, 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.