County of Washtenaw
NPI 1639132442 · Mental Health Clinic/Center (Including Community Mental Health Center) · Ypsilanti, MI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
County of Washtenaw is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Ypsilanti, MI (NPI 1639132442).
Provider details
- NPI number
- 1639132442
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Parent organization
- County of Washtenaw
- Organization subpart
- Yes
- Authorized official
- Trish Cortes, Director(734) 544-3050
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs 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
- 2006-04-11
- Last updated
- 2025-08-22
- Certified
- 2025-08-22
Frequently asked questions
- What is County of Washtenaw's NPI number?
- County of Washtenaw's National Provider Identifier (NPI) is 1639132442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is County of Washtenaw?
- County of Washtenaw is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is County of Washtenaw located?
- County of Washtenaw's practice location on file with NPPES is 555 Towner St, Ypsilanti, MI 48198-5723.
- What is County of Washtenaw's phone number?
- The practice phone number listed in the NPPES registry for County of Washtenaw is (734) 544-3050.
- Does County of Washtenaw accept Medicare?
- County of Washtenaw 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 County of Washtenaw?
- The authorized official listed on County of Washtenaw's NPPES record is Trish Cortes, Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is County of Washtenaw's NPI active?
- Yes — County of Washtenaw's NPI (1639132442) is active in the NPPES registry as of the last update on 2025-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.