Gray Matters Therapy LLC
NPI 1720894710 · Professional Counselor · Winona, MN
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gray Matters Therapy LLC is a Professional Counselor organization in Winona, MN (NPI 1720894710).
Provider details
- NPI number
- 1720894710
- Entity type
- Organization
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Michael Donnenwerth, Business Manager(507) 450-7091
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-12-05
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Gray Matters Therapy LLC's NPI number?
- Gray Matters Therapy LLC's National Provider Identifier (NPI) is 1720894710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gray Matters Therapy LLC?
- Gray Matters Therapy LLC is classified in the NPPES registry as Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Gray Matters Therapy LLC located?
- Gray Matters Therapy LLC's practice location on file with NPPES is 102 Walnut St Ste 303, Winona, MN 55987-5641.
- What is Gray Matters Therapy LLC's phone number?
- The practice phone number listed in the NPPES registry for Gray Matters Therapy LLC is (515) 710-4002.
- Does Gray Matters Therapy LLC accept Medicare?
- Gray Matters Therapy LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Gray Matters Therapy LLC?
- The authorized official listed on Gray Matters Therapy LLC's NPPES record is Michael Donnenwerth, Business Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gray Matters Therapy LLC's NPI active?
- Yes — Gray Matters Therapy LLC's NPI (1720894710) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.