William Foster
NPI 1356765747 · Addiction (Substance Use Disorder) Counselor · Butte, MT
William Foster is a Addiction (Substance Use Disorder) Counselor provider in Butte, MT (NPI 1356765747).
Provider details
- NPI number
- 1356765747
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1176 (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
12 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
- 2014-02-06
- Last updated
- 2014-02-06
Frequently asked questions
- What is William Foster's NPI number?
- William Foster's National Provider Identifier (NPI) is 1356765747, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Foster's specialty?
- William Foster is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Foster located?
- William Foster's practice location on file with NPPES is 1250 Harrison Ave, Butte, MT 59711.
- What is William Foster's phone number?
- The practice phone number listed in the NPPES registry for William Foster is (406) 565-8301.
- Is William Foster's NPI active?
- Yes — William Foster's NPI (1356765747) is active in the NPPES registry as of the last update on 2014-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.