Clinicians affiliated with St Johns Hospital

Acute Care Hospitals · Voluntary non-profit - Church · 800 E Carpenter St, Springfield, IL 62769 · Springfield, IL · CCN 140053

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

839 clinicians affiliated with St Johns Hospital are in the 2024 Medicare Part B data (937 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Nurse Practitioner (153) · Internal Medicine (72) · Family Practice (71) · Certified Registered Nurse Anesthetist (CRNA) (56) · Diagnostic Radiology (56) · Physician Assistant (40) · Hospitalist (29) · Orthopedic Surgery (26) · Obstetrics & Gynecology (22) · General Surgery (21) · Emergency Medicine (20) · Anesthesiology (19) · Pulmonary Disease (18) · Cardiology (17) · Interventional Cardiology (14) · Hematology-Oncology (13) · Critical Care (Intensivists) (12) · Gastroenterology (12) · Nephrology (12) · Neurology (12) · Otolaryngology (12) · Pathology (11) · Urology (11) · Vascular Surgery (10) · Colorectal Surgery (Proctology) (9) · Infectious Disease (9) · Podiatry (9) · Endocrinology (8) · Neurosurgery (8) · Ophthalmology (8) · Psychiatry (8) · Plastic and Reconstructive Surgery (7) · Sports Medicine (5) · Thoracic Surgery (5) · Physical Medicine and Rehabilitation (4) · Radiation Oncology (4) · Clinical Cardiac Electrophysiology (3) · Gynecological Oncology (2) · Medical Oncology (2) · Rheumatology (2) · Advanced Heart Failure and Transplant Cardiology (1) · Allergy/ Immunology (1) · Certified Nurse Midwife (1) · Hematology (1) · Interventional Radiology (1) · Pain Management (1) · Pediatric Medicine (1)

Ophthalmology affiliated with St Johns Hospital, 2024

Alphabetical by last name; 8.

NameCity
Ramanath Bhandari, MDSpringfield, IL
Phyllis Eze, M.DSpringfield, IL
Stephen M Holland, M.D.Springfield, IL
Randal J Peterson, M.D.Springfield, IL
Mohammad A Sadiq, MDSpringfield, IL
Grant W Su, M.D.Springfield, IL
Alex B Willis, MDSpringfield, IL
William W Yang, MDSpringfield, IL

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built