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CHRISTOPHER LEE GREER LAC
NPI 1477443786
Counselor - Addiction (Substance Use Disorder) in Billings, MT

Active since July 08, 2025
1231 N 29TH ST, BILLINGS, MT 59101(406) 248-3175 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Christopher Lee Greer Lac NPPES

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

CHRISTOPHER LEE GREER LAC (NPI 1477443786) is an individual addiction (substance use disorder) provider in Billings, Montana, licensed in Montana (BBH-LAC-APP-79730) and active in the NPI registry since July 2025.

NPPES Registry Identity

NPI1477443786
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameCHRISTOPHER LEE GREERCredential: LAC
Location Address1231 N 29TH STBillings, MT 59101-0147
Mailing Address1231 N 29th StBillings, MT 59101-0147 · (406) 248-3175
Phone(406) 248-3175
Sole ProprietorNo
Enumeration DateJuly 8, 2025
NPPES CertifiedJuly 8, 2025
✔ NPI 1477443786 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 · BBH-LAC-APP-79730
1231 N 29TH ST, Billings, MT 59101
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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 ›

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 Christopher Greer's NPI number?

The NPI number for Christopher Greer is 1477443786. It was assigned to this individual provider in the NPPES registry on July 8, 2025.

Where is Christopher Greer located?

Christopher Greer practices at 1231 N 29th St, Billings, MT 59101. The listed phone number is (406) 248-3175.

What is Christopher Greer's specialty?

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

What insurance does Christopher Greer accept?

Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Christopher Greer 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 Christopher Greer was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.