Rhonda Williams, M.D.
NPI 1801879465 · Pediatrics Physician · St Charles, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rhonda Williams, M.D. is a Pediatrics Physician provider in St Charles, IL (NPI 1801879465).
Provider details
- NPI number
- 1801879465
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036074825 (IL)
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
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
- 2005-11-28
- Last updated
- 2013-04-15
Frequently asked questions
- What is Rhonda Williams's NPI number?
- Rhonda Williams's National Provider Identifier (NPI) is 1801879465, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rhonda Williams's specialty?
- Rhonda Williams is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Rhonda Williams located?
- Rhonda Williams's practice location on file with NPPES is 2900 Foxfield Rd, St Charles, IL 60174-5799.
- What is Rhonda Williams's phone number?
- The practice phone number listed in the NPPES registry for Rhonda Williams is (630) 797-4255.
- Does Rhonda Williams accept Medicare?
- Rhonda Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rhonda Williams's NPI active?
- Yes — Rhonda Williams's NPI (1801879465) is active in the NPPES registry as of the last update on 2013-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.