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RIMROCK FOUNDATION
NPI 1285073403
Substance Abuse Rehabilitation Facility in Billings, MT

Active since June 20, 2013CLIA 27D0723935 · Waiver
1231 N 29TH ST, BILLINGS, MT 59101(406) 248-3175 Get Directions Write a Review

NPPES record last updated: June 20, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Rimrock Foundation NPPES

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

RIMROCK FOUNDATION (NPI 1285073403) is a healthcare organization registered as a substance abuse rehabilitation facility in Billings, Montana and active in the NPI registry since June 2013. The organization holds a CLIA Waiver certificate valid through August 31, 2026 and lists Malcolm Horn, Inpatient Supervisor, as its authorized official.

NPPES Registry Identity

NPI1285073403
Entity TypeOrganization
Primary Taxonomy324500000X
Legal Business NameRIMROCK FOUNDATION
Location Address1231 N 29TH STBillings, MT 59101-0122
Mailing Address1231 N 29th StBillings, MT 59101-0122 · (406) 248-3175
Phone(406) 248-3175
Organization SubpartNo
Authorized OfficialMalcolm HornInpatient Supervisor · (406) 248-3175
Enumeration DateJune 20, 2013
✔ NPI 1285073403 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySubstance Abuse Rehabilitation FacilityResidential Treatment Facilities
Taxonomy Code324500000X
License✔ Licensed in MT · LAC1213
Definition
A facility or distinct part of a facility that provides a 24 hr therapeutically planned living and rehabilitative intervention environment for the treatment of individuals with disorders in the abuse of drugs, alcohol, and other substances.
1231 N 29TH ST, Billings, MT 59101
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CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 27D0723935

Rimrock Foundation · Billings, MT
Active · expires Aug 31, 2026
CLIA Number27D0723935
Laboratory TypeAddiction Treatment
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorRobert T. Reidenbaugh
Laboratory Phone(406) 248-3175
Laboratory LocationRimrock Foundation1231 North 29th Street, Billings, MT 59101
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. CASSANDRA JEAN CATES LAC
Counselor (Addiction (Substance Use Disorder))
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
CHELBY ZIMMER
Counselor (Addiction (Substance Use Disorder))
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
ERIN LUCILLE AWES LAC
Counselor (Addiction (Substance Use Disorder))
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
ALEXIS BAILEY POWELL PCLC
Counselor (Mental Health)
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
MS. FRANCES MALCOLM HORN-CHARNESKY LCSW, MAC
Social Worker (Clinical)
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
CANDI MIZE BS, PCLC, LAC
Counselor (Professional)
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
MRS. CAROL ANN REEVES LAC
Counselor (Professional)
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175
MR. TODD A HARKNESS BA,LAC
Counselor (Addiction (Substance Use Disorder))
1231 N 29TH ST
BILLINGS, MT 59101
Yellowstone County (406) 248-3175

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 Rimrock Foundation's NPI number?

The NPI number for Rimrock Foundation is 1285073403. It was assigned to this organization in the NPPES registry on June 20, 2013.

Where is Rimrock Foundation located?

Rimrock Foundation is located at 1231 N 29th St, Billings, MT 59101. The listed phone number is (406) 248-3175.

What is Rimrock Foundation's specialty?

The primary specialty registered for this NPI is Substance Abuse Rehabilitation Facility with taxonomy code 324500000X.

Does Rimrock Foundation hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 27D0723935) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Rimrock Foundation was last updated on June 20, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.