Mary Grupenhoff, LAC
NPI 1740928449 · Addiction (Substance Use Disorder) Counselor · Butte, MT
Mary Grupenhoff, LAC is a Addiction (Substance Use Disorder) Counselor provider in Butte, MT (NPI 1740928449).
Provider details
- NPI number
- 1740928449
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LAC
- Sex
- Female
- Sole proprietor
- Yes
- License
- BBH-LAC-LIC-55515 (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
4 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
- 2022-05-23
- Last updated
- 2022-05-23
- Certified
- 2022-05-23
Frequently asked questions
- What is Mary Grupenhoff's NPI number?
- Mary Grupenhoff's National Provider Identifier (NPI) is 1740928449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Grupenhoff's specialty?
- Mary Grupenhoff is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Grupenhoff located?
- Mary Grupenhoff's practice location on file with NPPES is 775 W Gold St, Butte, MT 59701-2301.
- What is Mary Grupenhoff's phone number?
- The practice phone number listed in the NPPES registry for Mary Grupenhoff is (406) 496-2380.
- Is Mary Grupenhoff's NPI active?
- Yes — Mary Grupenhoff's NPI (1740928449) is active in the NPPES registry as of the last update on 2022-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.