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GRAND MENTAL HEALTH
NPI 1588136758
Clinic/Center - Mental Health (Including Community Mental Health Center) in Tulsa, OK

Active since December 27, 2018
6333 E SKELLY DR, TULSA, OK 74135(918) 273-1841(918) 273-1843 Get Directions Write a Review

NPPES record last updated: September 1, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 1, 2022, Jun 7, 2022, Jul 31, 2020 and 1 more (4 updates tracked since 2018).

About Grand Mental Health NPPES

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

GRAND MENTAL HEALTH (NPI 1588136758) is a healthcare organization registered as a mental health (including community mental health center) in Tulsa, Oklahoma and active in the NPI registry since December 2018. The organization lists Larry Smith, Ceo, as its authorized official.

NPPES Registry Identity

NPI1588136758
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameGRAND LAKE MENTAL HEALTH CENTER INC
Location Address6333 E SKELLY DRTulsa, OK 74135-6106
Mailing Address114 W Delaware AveNowata, OK 74048-2601 · (918) 273-1841 · Fax (918) 273-1843
Phone(918) 273-1841
Fax(918) 273-1843
Organization SubpartNo
Authorized OfficialLarry SmithCeo · (918) 273-1841
Enumeration DateDecember 27, 2018
Last NPPES UpdateSeptember 1, 20224 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2022
✔ NPI 1588136758 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
6333 E SKELLY DR, Tulsa, OK 74135
Open in Google Maps ↗

Other Names 1

Doing Business AsGrand Mental Health

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma.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, 3 practice at this address and 43 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
Aaron Coffman
Mental Health Counselor
NPI 1083170302
6333 E SKELLY DR
Tulsa, OK 74135
(918) 605-4170
✔ PECOSSame address
Shelley Waggoner
Mental Health Counselor
NPI 1417299447
6333 E SKELLY DR
Tulsa, OK 74135
(918) 633-2442
✔ PECOS✔ Accepts MedicareSame address
Ashley Ware, APRN
Nurse Practitioner
NPI 1912796038
6333 E SKELLY DR
Tulsa, OK 74135
(918) 822-0443
✔ PECOSSame address
Molly Hey
Mental Health Counselor
NPI 1043585367
6111 E SKELLY DR
Tulsa, OK 74135
(918) 924-8435
✔ PECOS✔ Accepts Medicare0.1 mi
Kimberly Hill, MSW
Clinical Social Worker
NPI 1962623066
6111 E SKELLY DR
Tulsa, OK 74135
(844) 458-2100
✔ PECOS0.1 mi
Ashley Nguyen, MHR, LPC
Mental Health Counselor
NPI 1376053017
6111 E SKELLY DR
Tulsa, OK 74135
(539) 235-9001
✔ PECOS0.1 mi
Joshua Branham, APRN
Nurse Practitioner
NPI 1801691977
6128 E 38TH ST
Tulsa, OK 74135
(844) 458-2100
✔ PECOS✔ Accepts Medicare0.1 mi
Matthew Crawford, LPC
Mental Health Counselor
NPI 1386932036
6128 E 38TH ST
Tulsa, OK 74135
(918) 779-7144
✔ PECOS0.1 mi
Donna Holden
Marriage and Family Therapist
NPI 1265653083
6128 E 38TH ST
Tulsa, OK 74135
(800) 722-3611
✔ PECOS0.1 mi
Khalil Saliba, MD
Psychiatry
NPI 1679544340
6128 E 38TH ST
Tulsa, OK 74135
(918) 342-0770
✔ PECOS✔ Accepts Medicare0.1 mi
Saralyn Williams
Mental Health Counselor
NPI 1114420098
6128 E 38TH ST
Tulsa, OK 74135
(918) 664-4224
✔ PECOS0.1 mi
Casey Fields
Clinical Social Worker
NPI 1043910888
6128 E 38TH ST
Tulsa, OK 74135
(918) 519-8738
✔ PECOS0.1 mi
Lauren Gouker
Clinical Social Worker
NPI 1922630698
6128 E 38TH ST
Tulsa, OK 74135
(918) 779-7144
✔ PECOS✔ Accepts Medicare0.1 mi
Crystal Isaacs
Mental Health Counselor
NPI 1730536897
6128 E 38TH ST
Tulsa, OK 74135
(918) 779-7144
✔ PECOS0.1 mi
David Mcelwain, M.D.
Psychiatry
NPI 1003928334
4111 S DARLINGTON AVE SUITE 425
Tulsa, OK 74135
(866) 285-4381
✔ PECOS✔ Accepts Medicare0.6 mi
Jaime Flowers
Mental Health Counselor
NPI 1225250392
4103 S YALE AVE STE B
Tulsa, OK 74135
(918) 382-7300
✔ PECOS0.8 mi
Elizabeth Hall, LCSW
Clinical Social Worker
NPI 1275284465
5314 S YALE AVE STE 600
Tulsa, OK 74135
(918) 894-5115
✔ PECOS✔ Accepts Medicare1.7 mi
Dawn Colbert-Dixon
Clinical Social Worker
NPI 1386193167
4636 S HARVARD AVE
Tulsa, OK 74135
(918) 382-7300
✔ PECOS✔ Accepts Medicare2.0 mi
Cynthia Moser, MHR
Mental Health Counselor
NPI 1710396536
4636 S HARVARD AVE
Tulsa, OK 74135
(918) 382-7300
✔ PECOS2.0 mi
James Garner
Mental Health Counselor
NPI 1124663224
4815 S HARVARD AVE STE 420
Tulsa, OK 74135
(918) 406-0756
✔ PECOS✔ Accepts Medicare2.1 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 1588136758. It was assigned to this organization in the NPPES registry on December 27, 2018. 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 6333 E Skelly Dr, Tulsa, OK 74135. The listed phone number is (918) 273-1841.

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, 3 practice at this address and 43 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 September 1, 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.