GRAND MENTAL HEALTH
NPI 1457922528
Clinic/Center - Mental Health (Including Community Mental Health Center) in Blackwell, OK

Active since July 08, 2021
1313 W FERGUSON AVE, BLACKWELL, OK 74631(580) 789-3100(580) 956-8218 Get Directions Write a Review

NPPES record last updated: June 13, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Grand Mental Health NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GRAND MENTAL HEALTH (NPI 1457922528) is a healthcare organization registered as a mental health (including community mental health center) in Blackwell, Oklahoma and active in the NPI registry since July 2021. The organization lists Larry Smith, Ceo, as its authorized official.

NPPES Registry Identity

NPI1457922528
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameGRAND LAKE MENTAL HEALTH CENTER, INC.
Location Address1313 W FERGUSON AVEBlackwell, OK 74631-5604
Mailing Address114 W Delaware AveNowata, OK 74048-2601 · (918) 273-1841 · Fax (918) 273-1843
Fax(580) 956-8218
Organization SubpartNo
Authorized OfficialLarry SmithCeo · (918) 273-1841
Enumeration DateJuly 8, 2021
Last NPPES UpdateJune 13, 2022
NPPES CertifiedJune 13, 2022
✔ NPI 1457922528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
1313 W FERGUSON AVE, Blackwell, OK 74631

Other Names 1

Doing Business AsGrand Mental Health

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grand Mental Health is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

333

Medicare enrollment records show 333 clinicians reassign Medicare billing to Grand Mental Health, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 11 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 6

Mental Health Counselor187
Clinical Social Worker118
Marriage and Family Therapist15
Nurse Practitioner7
Psychiatry5
Clinical Psychologist1

Nearest to this location (20)

See all 333
Mental Health Counselor
NPI 1508404740
1313 W FERGUSON AVE
Blackwell, OK 74631
(580) 789-3100
✔ PECOSSame address
Mental Health Counselor
NPI 1669506416
407 W SOUTH AVE
Ponca City, OK 74601
(580) 749-5056
✔ PECOS✔ Accepts Medicare7.4 mi
Mental Health Counselor
NPI 1285279000
407 W SOUTH AVE
Ponca City, OK 74601
(580) 749-5056
✔ PECOS7.4 mi
Clinical Social Worker
NPI 1336857028
407 W SOUTH AVE
Ponca City, OK 74601
(580) 749-5056
✔ PECOS✔ Accepts Medicare7.4 mi
Clinical Social Worker
NPI 1386386589
407 W SOUTH AVE
Ponca City, OK 74601
(580) 749-5056
✔ PECOS7.4 mi
Mental Health Counselor
NPI 1093854556
407 W SOUTH AVE
Ponca City, OK 74601
(918) 549-8404
✔ PECOS7.4 mi
Mental Health Counselor
NPI 1366136749
407 W SOUTH AVE
Ponca City, OK 74601
(580) 749-5056
✔ PECOS7.4 mi
Clinical Social Worker
NPI 1912527698
407 W SOUTH AVE
Ponca City, OK 74601
(580) 749-5056
✔ PECOS✔ Accepts Medicare7.4 mi
Mental Health Counselor
NPI 1336260751
407 W SOUTH AVE
Ponca City, OK 74601
(844) 458-2100
✔ PECOS✔ Accepts Medicare7.4 mi
Clinical Social Worker
NPI 1245994177
407 W SOUTH AVE
Ponca City, OK 74601
(187) 207-6469
✔ PECOS7.4 mi
Mental Health Counselor
NPI 1427247006
407 W SOUTH AVE
Ponca City, OK 74601
(844) 458-2100
✔ PECOS✔ Accepts Medicare7.4 mi
Mental Health Counselor
NPI 1346589975
2225 N UNION ST
Ponca City, OK 74601
(580) 749-5056
✔ PECOS13 mi
Mental Health Counselor
NPI 1285368159
2225 N UNION ST
Ponca City, OK 74601
(918) 308-5515
✔ PECOS✔ Accepts Medicare13 mi
Mental Health Counselor
NPI 1992276034
2225 N UNION ST.
Ponca City, OK 74601
(918) 308-5515
✔ PECOS✔ Accepts Medicare13 mi
Mental Health Counselor
NPI 1821402421
2225 N UNION ST
Ponca City, OK 74601
(918) 308-5515
✔ PECOS13 mi
Mental Health Counselor
NPI 1952623183
118 N OAK ST
Ponca City, OK 74601
(580) 763-7177
✔ PECOS✔ Accepts Medicare13 mi
Clinical Social Worker
NPI 1316969157
122 E GRAND AVE
Ponca City, OK 74601
(580) 302-8270
✔ PECOS✔ Accepts Medicare14 mi
Mental Health Counselor
NPI 1558989897
110 N 4TH ST
Ponca City, OK 74601
(405) 816-3855
✔ PECOS✔ Accepts Medicare14 mi
Mental Health Counselor
NPI 1548829054
110 N 4TH ST
Ponca City, OK 74601
(580) 749-5056
✔ PECOS14 mi
Marriage and Family Therapist
NPI 1659678266
62 WHIPPOORWILL RD
Ponca City, OK 74604
(580) 716-9335
✔ PECOS16 mi
See all 333 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

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

The NPI number for Grand Lake Mental Health Center, Inc. is 1457922528. It was assigned to this organization in the NPPES registry on July 8, 2021. The provider is doing business as Grand Mental Health.

Where is Grand Lake Mental Health Center, Inc. located?

Grand Lake Mental Health Center, Inc. is located at 1313 W Ferguson Ave, Blackwell, OK 74631. The listed phone number is (580) 789-3100.

What is Grand Lake Mental Health Center, Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

Is Grand Lake Mental Health Center, Inc. enrolled in Medicare?

Yes. Grand Lake Mental Health Center, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Grand Lake Mental Health Center, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 333 clinicians in 6 Medicare specialties reassign their Medicare billing to Grand Lake Mental Health Center, Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Mental Health Counselor (187), Clinical Social Worker (118) and Marriage and Family Therapist (15). Of these, 1 practice at this address and 11 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Grand Lake Mental Health Center, Inc. accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Grand Lake Mental Health Center, Inc. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Grand Lake Mental Health Center, Inc. was last updated on June 13, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.