IndividualActive
William Williams, D.D.S.
NPI 1871890343 · General Practice Dentistry · Chicago, IL
William Williams, D.D.S. is a General Practice Dentistry provider in Chicago, IL (NPI 1871890343).
Provider details
- NPI number
- 1871890343
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 019018984 (IL)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(82/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
5401 S Wentworth Ave
Suite 200
Chicago, IL 60609-6300
Phone: (773) 538-6191
Fax: (773) 538-8683
Street-level locationGet directions
Mailing address
5401 S Wentworth Ave
Chicago, IL 60609-6300
Registry dates
- Enumerated
- 2011-02-18
- Last updated
- 2011-02-18
Frequently asked questions
- What is William Williams's NPI number?
- William Williams's National Provider Identifier (NPI) is 1871890343, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Williams's specialty?
- William Williams is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is William Williams located?
- William Williams's practice location on file with NPPES is 5401 S Wentworth Ave, Chicago, IL 60609-6300.
- What is William Williams's phone number?
- The practice phone number listed in the NPPES registry for William Williams is (773) 538-6191.
- Is William Williams's NPI active?
- Yes — William Williams's NPI (1871890343) is active in the NPPES registry as of the last update on 2011-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.