John Rex, LAC
NPI 1366577934 · Addiction (Substance Use Disorder) Counselor · Miles City, MT
John Rex, LAC is a Addiction (Substance Use Disorder) Counselor provider in Miles City, MT (NPI 1366577934).
Provider details
- NPI number
- 1366577934
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LAC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1029 (MT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-22
- Last updated
- 2022-05-14
- Certified
- 2022-05-14
Frequently asked questions
- What is John Rex's NPI number?
- John Rex's National Provider Identifier (NPI) is 1366577934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Rex's specialty?
- John Rex is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is John Rex located?
- John Rex's practice location on file with NPPES is 1411 Leighton Blvd, Miles City, MT 59301-2633.
- What is John Rex's phone number?
- The practice phone number listed in the NPPES registry for John Rex is (406) 853-3714.
- Is John Rex's NPI active?
- Yes — John Rex's NPI (1366577934) is active in the NPPES registry as of the last update on 2022-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.