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

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1295211746

Ann Michelle McWilliams, LAC is an Addiction (Substance Use Disorder) Counselor in Great Falls, Montana. Practices as a sole proprietor. Licensed in Montana.

Licensed in
MT
In the registry since
2018
What do these letters mean?
LAC — Licensed Associate Counselor
A counsellor practising under supervision toward full licensure. In some states the same letters mean Licensed Acupuncturist.

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Practice location Address checks out

26 4th St N
Great Falls, MT 59401-3106
Phone: (406) 727-2512
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence BBH-LAC-LIC16519 (MT)

Record details

NPI number1295211746
Entity typeIndividual (Type 1)
GenderFemale
Credentials LAC
Sole proprietorYes
NPI enumeratedJuly 18, 2018
Last updated in NPPESJuly 18, 2018

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