William Edward Greer , PA-C
Physician Assistant • Springfield, IL
Professional Overview & Biography Verified Profile Summary
William Greer, PA-C is a certified Physician Assistant practicing in Springfield, IL. With approximately 18 years of clinical experience since graduating from Southern Illinois University School Of Medicine in 2008, William Greer delivers high-quality medical care to the local community at 1025 S 6TH ST.
William Greer is affiliated with Springfield Clinic, Llp and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.
Practice Location & Contact Primary Location
1025 S 6th St
Springfield, IL 627032403
Medicare Profile & Education
Southern Illinois University School Of Medicine
2008
✓ Accepts Assignment
Telehealth Services Available
Specialty Benchmarks & Practice Insights
Comparative analytics for Physician Assistant in Springfield, IL
Practicing in Springfield, IL (4958 Statewide)
✓ Offers Virtual Consultations
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Medical Specialties & State Licenses
CMS Verified: 2026-03-03NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363AS0400X
Definition to come...
Hospital & Practice Group Affiliations
Springfield Clinic, Llp
775 Engineering Ave, Springfield, IL 627035909
Phone: 2175224300
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Family Medicine
Doctor of Medicine (M.D.)
Physician Assistant - Surgical
Nurse Practitioner - Family
Nurse Practitioner - Family
Advanced Practice Nurse
Physician Assistant
Physician Assistant (Certified)
Counselor
Licensed Clinical Professional Counselor
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 1025 S 6TH ST, SPRINGFIELD, IL 627032403 (Tel: 2175287541)
Registered at 1025 S 6TH ST, SPRINGFIELD, IL 627032403 (Tel: 2175287541)
NPI status registered as active in NPPES database
Registered at 701 N 1ST ST, SPRINGFIELD, IL 627810001 (Tel: 2175882726)
Registered at 701 N 1ST ST, SPRINGFIELD, IL 627810001 (Tel: 2175882726)
Recorded as WILLIAM GREER, PA-C
Physician Assistant (License #085003277 in IL)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
1025 S 6th St
Springfield, IL 627032403
Phone: 2175287541
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