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

Mrs. Diane V St Onge, MSW, LADC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1942322235

Mrs. Diane V St Onge, MSW, LADC is an Addiction (Substance Use Disorder) Counselor in Hudson, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2007.

Licensed in
NH
In the registry since
2007
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LADC — Licensed Alcohol and Drug Counselor
A licensed addiction counsellor.

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Practice location Address checks out

18 Brookfield Dr
Hudson, NH 03051-5001
Phone: (603) 622-4747
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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 0392 (NH)

Record details

NPI number1942322235
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LADC
Sole proprietorNo
NPI enumeratedApril 6, 2007
Last updated in NPPESJuly 8, 2007

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