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DR. GARRETT CLINTON IRENE DC
NPI 1679192355
Chiropractor in Billings, MT

Active since April 13, 2020Accepts Medicare Assignment
926 MAIN ST STE 15, BILLINGS, MT 59105(406) 702-1041 Get Directions Write a Review

NPPES record last updated: May 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 27, 2026, May 14, 2026, Apr 13, 2020 (3 updates tracked since 2020).

About Dr. Garrett Clinton Irene Dc NPPES

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

DR. GARRETT CLINTON IRENE DC (NPI 1679192355) is an individual chiropractor in Billings, Montana, licensed in Montana (CHI-CHI-LIC-6174) and active in the NPI registry since April 2020. He is a graduate of Palmer College Chiropractic - West Sunnyvale (2020).

NPPES Registry Identity

NPI1679192355
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. GARRETT CLINTON IRENECredential: DC
Location Address926 MAIN ST STE 15Billings, MT 59105-3359
Mailing Address926 Main St Ste 15Billings, MT 59105-3359 · (406) 702-1041
Phone(406) 702-1041
Sole ProprietorNo
Medical School CMSPalmer College Chiropractic - West SunnyvaleGraduated 2020
Enumeration DateApril 13, 2020
Last NPPES UpdateMay 27, 20263 updates tracked since enumeration
NPPES CertifiedMay 27, 2026
✔ NPI 1679192355 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in MT · CHI-CHI-LIC-6174
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.
926 MAIN ST STE 15, Billings, MT 59105
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Garrett Clinton Irene Dc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446672521
PECOS Enrollment IDI20200618000144

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, 1-2 spinal regions 98940
Chiropractic manipulative treatment focuses on adjusting your spine to improve your body's physical function. In this service, a chiropractor applies controlled force to 1-2 spinal regions. This helps to restore mobility and alleviate discomfort in those areas.
64 services22 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 Garrett Irene's NPI number?

The NPI number for Garrett Irene is 1679192355. It was assigned to this individual provider in the NPPES registry on April 13, 2020.

Where is Garrett Irene located?

Garrett Irene practices at 926 Main St Ste 15, Billings, MT 59105. The listed phone number is (406) 702-1041.

What is Garrett Irene's specialty?

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

Is Garrett Irene enrolled in Medicare?

Yes. Garrett Irene is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Garrett Irene accept?

Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Garrett Irene 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 Garrett Irene was last updated on May 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.