JOHN A SCHAACK MS, LCPC, LAC
NPI 1609912468
Counselor - Addiction (Substance Use Disorder) in Billings, MT

Q: What is John Schaack's NPI number?

The NPI number for John Schaack is 1609912468. It was assigned to this individual provider in the NPPES registry on January 29, 2007.

Q: What is John Schaack'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 John Schaack was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 29, 2007

1501 14TH ST W, SUITE 230, BILLINGS, MT 59102(406) 294-9510(406) 294-9512 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About John A Schaack Ms, Lcpc, Lac NPPES

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

JOHN A SCHAACK MS, LCPC, LAC (NPI 1609912468) is an individual addiction (substance use disorder) provider in Billings, Montana, licensed in Montana (1137) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1609912468

Entity TypeIndividualMale

Primary Taxonomy101YA0400X

Provider Legal NameJOHN A SCHAACKCredential: MS, LCPC, LAC

Location Address1501 14TH ST W, SUITE 230Billings, MT 59102-3150

Mailing Address1501 14th St W, Suite 230Billings, MT 59102-3150 · (406) 294-9510 · Fax (406) 294-9512

Phone(406) 294-9510

Fax(406) 294-9512

Sole ProprietorYes

Enumeration DateJanuary 29, 2007

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1609912468 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code101YA0400X

License✔ Licensed in MT · 1137

Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License 511 (MT)

1501 14TH ST W, Billings, MT 59102

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Other Identifiers 1

Medicaid0256334MT

Other Providers at the Same Location NPPES 2

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

THE CENTER FOR CHILDREN AND FAMILIES

Clinical Neuropsychologist

1501 14TH ST W, SUITE 230
BILLINGS, MT 59102

Yellowstone County (406) 294-5090

ARROWHEAD PSYCHOLOGICAL AND BEHAVIORAL SCIENCES, LLC

Psychologist (Family)

1501 14TH ST W, SUITE 230
BILLINGS, MT 59102

Yellowstone County (406) 294-9510

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 John Schaack's NPI number?

The NPI number for John Schaack is 1609912468. It was assigned to this individual provider in the NPPES registry on January 29, 2007.

Where is John Schaack located?

John Schaack practices at 1501 14th St W Suite 230, Billings, MT 59102. The listed phone number is (406) 294-9510.

What is John Schaack'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 John Schaack was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.