Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DAWN MAHR LAC
NPI 1801796602
Counselor - Addiction (Substance Use Disorder) in Helena, MT

Q: What is Dawn Mahr's NPI number?

The NPI number for Dawn Mahr is 1801796602. It was assigned to this individual provider in the NPPES registry on November 6, 2026.

Q: What is Dawn Mahr's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Dawn Mahr was last updated on November 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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 November 06, 2026

1112 LESLIE AVE, HELENA, MT 59601(406) 422-4828 Get Directions Write a Review

NPPES record added: November 6, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Dawn Mahr Lac NPPES

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

DAWN MAHR LAC (NPI 1801796602) is an individual addiction (substance use disorder) provider in Helena, Montana, licensed in Montana (70303) and active in the NPI registry since November 2026.

NPPES Registry Identity

NPI1801796602

Entity TypeIndividualFemale

Primary Taxonomy101YA0400X

Provider Legal NameDAWN MAHRCredential: LAC

Location Address1112 LESLIE AVEHelena, MT 59601-1801

Mailing Address1112 Leslie AveHelena, MT 59601-1801 · (406) 422-4828

Phone(406) 422-4828

Sole ProprietorNo

Enumeration DateNovember 6, 2026

NPPES CertifiedNovember 6, 2026

✔ NPI 1801796602 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

License✔ Licensed in MT · 70303

1112 LESLIE AVE, Helena, MT 59601

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Other Providers at the Same Location NPPES

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

BRIDGELINE COMMUNITY SERVICES CORPORATION

Substance Abuse Rehabilitation Facility

1112 LESLIE AVE
HELENA, MT 59601

Lewis And Clark County (208) 650-8065

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 Dawn Mahr's NPI number?

The NPI number for Dawn Mahr is 1801796602. It was assigned to this individual provider in the NPPES registry on November 6, 2026.

Where is Dawn Mahr located?

Dawn Mahr practices at 1112 Leslie Ave, Helena, MT 59601. The listed phone number is (406) 422-4828.

What is Dawn Mahr's specialty?

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

When was this NPI record last updated?

The NPPES record for Dawn Mahr was last updated on November 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.