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

Katelynn M Grzenia

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1407702517

Katelynn M Grzenia is an Addiction (Substance Use Disorder) Counselor in Corunna, Michigan. Registered with an NPI since 2026.

In the registry since
2026

Practice location Address checks out

211 N Shiawassee St Ste A
Corunna, MI 48817-1444
Phone: (989) 928-3566
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 number1407702517
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 10, 2026
Last updated in NPPESMarch 10, 2026
Certification dateMarch 10, 2026
Mailing address211 N Shiawassee St Ste A, Corunna, MI 48817-1444

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