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

Mandy Grenier, BS

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1609395888

Mandy Grenier, BS is an Addiction (Substance Use Disorder) Counselor in Tawas City, Michigan. Registered with an NPI since 2017.

In the registry since
2017
What do these letters mean?
BS — Bachelor of Science
An undergraduate science degree.

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Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 310
Tawas City, MI 48764-0310
Phone: (989) 362-8636
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

Record details

NPI number1609395888
Entity typeIndividual (Type 1)
GenderFemale
Credentials BS
Sole proprietorNo
NPI enumeratedSeptember 19, 2017
Last updated in NPPESSeptember 19, 2017

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