Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Denis A. Williams, MD

Individual provider Orthopaedic Surgery Physician · NPI 1750552881

Denis A. Williams, MD is a Sports Medicine in Champaign, Illinois. Graduated from Georgetown University School of Medicine in 2004, 22 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
22
Trained at
Georgetown University School of Medicine
Licensed in
IL
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2110 Fox Dr
Champaign, IL 61820-7553
Phone: (217) 366-1323
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 2019 W Irving Park Rd, Chicago, IL 60618-3909 — (773) 293-8787
  • 5215 N California Ave Ste F804, Chicago, IL 60625-7014 — (773) 907-7750
  • 6141 N Cicero Ave, Chicago, IL 60646-4303 — (773) 293-8788

Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence 036117930 (IL)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 036.117930 (IL)

Record details

NPI number1750552881
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 17, 2008
Last updated in NPPESApril 7, 2021
Certification dateApril 7, 2021
Mailing address5215 N California Ave Ste F804, Chicago, IL 60625-7014

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtySPORTS MEDICINE
Also practisesORTHOPEDIC SURGERY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

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