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

MS. Tonya Lynn Mercier, LMSW

Individual provider Clinical Social Worker · NPI 1477989085

MS. Tonya Lynn Mercier, LMSW is a Clinical Social Worker in Fraser, Michigan. Licensed in Michigan. Registered with an NPI since 2013.

Licensed in
MI
In the registry since
2013
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

31469 York St
Fraser, MI 48026-3647
Phone: (313) 725-1847
Fax: (313) 347-4369
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 6801095332 (MI)

Record details

NPI number1477989085
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorNo
NPI enumeratedSeptember 16, 2013
Last updated in NPPESMarch 19, 2025
Certification dateMarch 19, 2025

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