Stephanie Williams
NPI 1538539838 · Case Manager/Care Coordinator · Saginaw, MI
Stephanie Williams is a Case Manager/Care Coordinator provider in Saginaw, MI (NPI 1538539838).
Provider details
- NPI number
- 1538539838
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
- Community Health Worker172V00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2015-09-29
- Last updated
- 2020-01-03
- Certified
- 2020-01-03
Frequently asked questions
- What is Stephanie Williams's NPI number?
- Stephanie Williams's National Provider Identifier (NPI) is 1538539838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Williams's specialty?
- Stephanie Williams is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Stephanie Williams located?
- Stephanie Williams's practice location on file with NPPES is 500 Hancock Street, Saginaw, MI 48602-4224.
- What is Stephanie Williams's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Williams is (989) 797-3400.
- Is Stephanie Williams's NPI active?
- Yes — Stephanie Williams's NPI (1538539838) is active in the NPPES registry as of the last update on 2020-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.