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

Gray Matters Therapy LLC

Organization Professional Counselor · NPI 1720894710

Gray Matters Therapy LLC is a Professional Counselor in Winona, Minnesota. Registered with an NPI since 2024.

In the registry since
2024
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

102 Walnut St Ste 303
Winona, MN 55987-5641
Phone: (515) 710-4002
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X

Record details

NPI number1720894710
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Donnenwerth — Business Manager · (507) 450-7091
NPI enumeratedDecember 5, 2024
Last updated in NPPESJanuary 28, 2026
Certification dateJanuary 28, 2026
Mailing address100 Latsch Sq Ste 203, Winona, MN 55987-2995

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