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

Nickolas A Williams, PA-C

Individual provider Physician Assistant · NPI 1548558950

Nickolas A Williams, PA-C is a Physician Assistant in Effingham, Illinois. Graduated from University of Wisconsin School of Medicine in 2011, 15 years ago. Practices with Sarah Bush Lincoln Health Center, a 410-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
15
Trained at
University of Wisconsin School of Medicine
Licensed in
IL
In the registry since
2011
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Practice location Address checks out

1303 W Evergreen Ave Ste 200
Effingham, IL 62401-1638
Phone: (217) 342-3400
Fax: (217) 342-3477
Show map & directions

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

Additional practice locations (1)

  • 1007 S 42nd St Ste 1, Mount Vernon, IL 62864-6217 — (217) 342-3400

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 085004069 (IL)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 085004069 (IL)

Record details

NPI number1548558950
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedJuly 19, 2011
Last updated in NPPESFebruary 28, 2025
Certification dateFebruary 28, 2025
Mailing addressPo Box 372, Mattoon, IL 61938-0372

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Sarah Bush Lincoln Health Center — 410 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations10 on file with Medicare

Other providers in Effingham