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

Marcetta M Lay, LAC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1821301151

Marcetta M Lay, LAC is an Addiction (Substance Use Disorder) Counselor in Helena, Montana. Licensed in Montana. Registered with an NPI since 2010.

Licensed in
MT
In the registry since
2010
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

435 N Last Chance Gulch
Helena, MT 59601-5015
Phone: (406) 449-5796
Fax: (406) 449-5797
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 620 (MT)

Record details

NPI number1821301151
Entity typeIndividual (Type 1)
GenderFemale
Credentials LAC
Sole proprietorNo
NPI enumeratedJuly 15, 2010
Last updated in NPPESJuly 15, 2010

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