DR. GREGORY KEITH COOK D.C.
NPI 1154470805
Chiropractor in Arvada, CO

Q: What is Gregory Cook's NPI number?

The NPI number for Gregory Cook is 1154470805. It was assigned to this individual provider in the NPPES registry on January 10, 2007.

Q: What is Gregory Cook's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Cook was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.

Active since January 10, 2007

9660 RALSTON RD STE 200, ARVADA, CO 80004(303) 292-9992 Get Directions Write a Review

NPPES record last updated: October 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Gregory Keith Cook D.c. NPPES

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

DR. GREGORY KEITH COOK D.C. (NPI 1154470805) is an individual chiropractor in Arvada, Colorado, licensed in Colorado (4442) and active in the NPI registry since January 2007. He is a graduate of Western States College Of Chiropractic (1997).

NPPES Registry Identity

NPI1154470805

Entity TypeIndividualMale

Primary Taxonomy111N00000X

Provider Legal NameDR. GREGORY KEITH COOKCredential: D.C.

Location Address9660 RALSTON RD STE 200Arvada, CO 80004-4972

Mailing Address2070 S Ingalls WayLakewood, CO 80227-2515 · (303) 909-0702

Phone(303) 292-9992

Sole ProprietorYes

Medical School CMSWestern States College Of ChiropracticGraduated 1997

Enumeration DateJanuary 10, 2007

Last NPPES UpdateOctober 22, 2025

NPPES CertifiedOctober 22, 2025

✔ NPI 1154470805 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

License✔ Licensed in CO · 4442

Definition

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

9660 RALSTON RD STE 200, Arvada, CO 80004

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Keith Cook D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID345486353

PECOS Enrollment IDI20130418000050

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 3-4 spinal regions 98941

Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.

569 services37 patients

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 Gregory Cook's NPI number?

The NPI number for Gregory Cook is 1154470805. It was assigned to this individual provider in the NPPES registry on January 10, 2007.

Where is Gregory Cook located?

Gregory Cook practices at 9660 Ralston Rd Ste 200, Arvada, CO 80004. The listed phone number is (303) 292-9992.

What is Gregory Cook's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Gregory Cook enrolled in Medicare?

Yes. Gregory Cook is registered in the Medicare PECOS enrollment system.

What insurance does Gregory Cook accept?

Health plans from Medica and Providence Health Plan list Gregory Cook 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 Gregory Cook was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.