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

Mary Deneau, LMSW

Individual provider Social Worker · NPI 1821452061

Mary Deneau, LMSW is a Social Worker in Dexter, Michigan. Practices as a sole proprietor. Licensed in Michigan, New Jersey and Ohio.

Licensed in
MI, NJ, OH
In the registry since
2016
Specialties on file
3
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

See every abbreviation used in this directory →

Practice location Address checks out

8658 Magnolia Way
Dexter, MI 48130-9106
Phone: (734) 408-1191
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 6801099489 (MI)
Social Worker Taxonomy 104100000X · Licence 44SC06229400 (NJ)
Social Worker Taxonomy 104100000X · Licence I.2203611 (OH)

Record details

NPI number1821452061
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorYes
NPI enumeratedApril 13, 2016
Last updated in NPPESApril 2, 2024
Certification dateApril 2, 2024
Mailing address7050 Dexter Ann Arbor Rd Ste 300, Dexter, MI 48130-8659

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