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

Mary Petersen, MSW, ACSW

Individual provider Clinical Social Worker · NPI 1003986068

Mary Petersen, MSW, ACSW is a Clinical Social Worker in New Haven, Michigan. Licensed in Michigan. Registered with an NPI since 2006.

Licensed in
MI
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

58144 Gratiot Ave
New Haven, MI 48048
Phone: (810) 794-4982
Fax: (810) 794-4407
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 6801080062 (MI)

Record details

NPI number1003986068
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , ACSW
Sole proprietorNo
NPI enumeratedNovember 8, 2006
Last updated in NPPESJuly 8, 2007

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