Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Leroy Foster Jr.

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1356765747

William Leroy Foster Jr. is an Addiction (Substance Use Disorder) Counselor in Butte, Montana. Practices as a sole proprietor. Licensed in Montana.

Licensed in
MT
In the registry since
2014

Practice location Address checks out

1250 Harrison Ave
Butte, MT 59711 Not confirmed with CMS for 12 years — call before visiting
Phone: (406) 565-8301
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 1176 (MT)

Record details

NPI number1356765747
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedFebruary 6, 2014
Last updated in NPPESFebruary 6, 2014

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