Nikita Williamson, MD
NPI 1265464382 · Pediatrics Physician · Oak Lawn, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nikita Williamson, MD is a Pediatrics Physician provider in Oak Lawn, IL (NPI 1265464382).
Provider details
- NPI number
- 1265464382
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 86766 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 2200 E 93rd StChicago, IL 60617-3905Phone: (773) 768-2535
- 1029 East 130th StreetChicago, IL 60628Phone: (773) 995-6300Fax: (773) 995-6179
- 14555 W National AveNew Berlin, WI 53151-4494Phone: (262) 693-4312
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2026-02-26
- Certified
- 2026-02-26
Frequently asked questions
- What is Nikita Williamson's NPI number?
- Nikita Williamson's National Provider Identifier (NPI) is 1265464382, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nikita Williamson's specialty?
- Nikita Williamson is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Nikita Williamson located?
- Nikita Williamson's practice location on file with NPPES is 4440 W 95th St Ste 2177h, Oak Lawn, IL 60453-2600.
- What is Nikita Williamson's phone number?
- The practice phone number listed in the NPPES registry for Nikita Williamson is (708) 684-5341.
- Does Nikita Williamson accept Medicare?
- Nikita Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nikita Williamson's NPI active?
- Yes — Nikita Williamson's NPI (1265464382) is active in the NPPES registry as of the last update on 2026-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.