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BILLY GRIMES JR. LADC
NPI 1720391923
Counselor - Addiction (Substance Use Disorder) in Muskogee, OK

Active since July 16, 2010PECOS Enrolled
313 GAWF LN, MUSKOGEE, OK 74403(918) 289-0550(918) 289-0551 Get Directions Write a Review

NPPES record last updated: July 16, 2010. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Billy Grimes Jr. Ladc NPPES

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

BILLY GRIMES JR. LADC (NPI 1720391923) is an individual addiction (substance use disorder) provider in Muskogee, Oklahoma and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1720391923
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameBILLY GRIMES JR.Credential: LADC
Location Address313 GAWF LNMuskogee, OK 74403-6109
Mailing Address313 Gawf LnMuskogee, OK 74403-6109
Phone(918) 289-0550
Fax(918) 289-0551
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateJuly 16, 2010
✔ NPI 1720391923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
313 GAWF LN, Muskogee, OK 74403
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Billy Grimes Jr. Ladc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4082100474
PECOS Enrollment IDI20260106002218
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Billy Grimes reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Shamrock Counseling Services LLP
149 mi
Community/Behavioral Health
502 W RANDOLPH AVE
Enid, OK 73701
  • Reassigned Medicare billing, Oklahoma enrollment
  • 6 clinicians in this Medicare group
NPI 1063962215 (580) 540-2099

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 Billy Grimes's NPI number?

The NPI number for Billy Grimes is 1720391923. It was assigned to this individual provider in the NPPES registry on July 16, 2010.

Where is Billy Grimes located?

Billy Grimes practices at 313 Gawf Ln, Muskogee, OK 74403. The listed phone number is (918) 289-0550.

What is Billy Grimes's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Is Billy Grimes enrolled in Medicare?

Yes. Billy Grimes is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Billy Grimes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Billy Grimes reassigns Medicare benefits to Shamrock Counseling Services LLP (Enid, OK). The 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 Billy Grimes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Billy Grimes accept?

Health plans from Medica and Oscar Insurance Company list Billy Grimes 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 Billy Grimes was last updated on July 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.