What is Grand Lake Mental Health Center Inc.'s NPI number?

Grand Lake Mental Health Center Inc.'s National Provider Identifier (NPI) is 1477851756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Grand Lake Mental Health Center Inc.?

Grand Lake Mental Health Center Inc. is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).

Where is Grand Lake Mental Health Center Inc. located?

Grand Lake Mental Health Center Inc.'s practice location on file with NPPES is 325 S Ash St, Nowata, OK 74048-4628.

What is Grand Lake Mental Health Center Inc.'s phone number?

The practice phone number listed in the NPPES registry for Grand Lake Mental Health Center Inc. is (918) 273-7344.

Who is the authorized official for Grand Lake Mental Health Center Inc.?

The authorized official listed on Grand Lake Mental Health Center Inc.'s NPPES record is Larry Smith, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Grand Lake Mental Health Center Inc.'s NPI active?

Yes — Grand Lake Mental Health Center Inc.'s NPI (1477851756) is active in the NPPES registry as of the last update on 2022-06-07.

OrganizationActive

Grand Lake Mental Health Center Inc.

NPI 1477851756 · Mental Health Clinic/Center (Including Community Mental Health Center) · Nowata, OK

Grand Lake Mental Health Center Inc. is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Nowata, OK (NPI 1477851756).

Provider details

NPI number: 1477851756
Entity type: Organization
Primary specialty: Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
Organization subpart: No
Authorized official: Larry Smith, Ceo(918) 273-1841

Practice location

325 S Ash St

Nowata, OK 74048-4628

Phone: (918) 273-7344

Fax: (918) 273-5691

Street-level locationGet directions

More OK providers

Mailing address

114 W Delaware Ave

Nowata, OK 74048-2601

Specialties & taxonomies

Mental Health Clinic/Center (Including Community Mental Health Center)Primary261QM0801X
Ambulatory Health Care Facilities

Other names (DBA / former)

Doing business as: Grand Mental Health

Profile Score

Detailed profile(82/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
15 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2011-03-10
Last updated: 2022-06-07
Certified: 2022-06-07

Frequently asked questions

What is Grand Lake Mental Health Center Inc.'s NPI number?: Grand Lake Mental Health Center Inc.'s National Provider Identifier (NPI) is 1477851756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Grand Lake Mental Health Center Inc.?: Grand Lake Mental Health Center Inc. is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
Where is Grand Lake Mental Health Center Inc. located?: Grand Lake Mental Health Center Inc.'s practice location on file with NPPES is 325 S Ash St, Nowata, OK 74048-4628.
What is Grand Lake Mental Health Center Inc.'s phone number?: The practice phone number listed in the NPPES registry for Grand Lake Mental Health Center Inc. is (918) 273-7344.
Who is the authorized official for Grand Lake Mental Health Center Inc.?: The authorized official listed on Grand Lake Mental Health Center Inc.'s NPPES record is Larry Smith, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Grand Lake Mental Health Center Inc.'s NPI active?: Yes — Grand Lake Mental Health Center Inc.'s NPI (1477851756) is active in the NPPES registry as of the last update on 2022-06-07.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Other names (DBA / former)

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Other names (DBA / former)

Profile Score

Frequently asked questions