Terri Williams, MD
NPI 1720114507 · Emergency Medicine Physician · Saginaw, MI
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terri Williams, MD is a Emergency Medicine Physician provider in Saginaw, MI (NPI 1720114507).
Provider details
- NPI number
- 1720114507
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301065469 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-02-26
- Last updated
- 2025-03-30
- Certified
- 2025-03-30
Frequently asked questions
- What is Terri Williams's NPI number?
- Terri Williams's National Provider Identifier (NPI) is 1720114507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terri Williams's specialty?
- Terri Williams is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Terri Williams located?
- Terri Williams's practice location on file with NPPES is 1500 Weiss St, Saginaw, MI 48602-5251.
- What is Terri Williams's phone number?
- The practice phone number listed in the NPPES registry for Terri Williams is (989) 497-2500.
- Does Terri Williams accept Medicare?
- Terri Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terri Williams's NPI active?
- Yes — Terri Williams's NPI (1720114507) is active in the NPPES registry as of the last update on 2025-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.