General Surgery

Our skilled general and trauma physicians are available to consult and are dedicated to caring for those in need of general or trauma surgery services. 

My IU Health patient portal

Our patient portal allows you to manage your healthcare experience from the comfort of your own home.  Through the portal, you can request an appointment with our office, ask for a prescription refill, view test results, see your chart summary and update your personal information.  If you would like to set up an account in the patient portal, please contact our office or ask us during your next appointment.




421 W. First St.
Bloomington, IN 47403

Monday through Friday 8 am - 4 pm

550 S. Landmark Ave.
Bloomington, Indiana 47403
812.355.6900 | 877.604.1557


John Hamelink, MD
Alison Heidt, MD
Jason Kasza, MD
Jason Kennard, MD
Charles McKeen, MD
Robert Sung, MD

John Hamelink, MD

Education: University of Wisconsin School of Medicine
Residency: Brooke Army Medical Center - General Surgery
Fellowship: Walter Reed Army Medical Center - Vascular Surgery

Phone: 812.339.1100
Fax: 812.339.1292

Alison Heidt, MD

Dr. Heidt earned her medical degree at the Medical University of the Americas in Nevis, West Indies. She then completed a general surgery internship and residency at the Ochsner Clinic Foundation.

Dr. Heidt is a member of the American College of Surgeons.

Jason Kasza, MD

Board Certified in Surgery

Education: Indiana University School of Medicine
Residency: Allegheny General Hospital
Fellowship: George Washington University School of Medicine - Laparoscopic Surgery

Phone: 812.355.2750
Fax: 812.355.2451

Jason Kennard, MD

Board certified General Surgery and Surgical Critical Care

Dr. Kennard is a board certified general surgeon. He received his medical degree from Indiana University School of Medicine. Dr. Kennard completed a residency in general surgery at University of Louisville in Kentucky, and completed a fellowship in surgical critical care at Indiana University School of Medicine. Dr. Kennard is a member of the American College of Chest Physicians and the Society of Critical Care Medicine.

Charles McKeen, MD

Board certified General Surgery

Dr. McKeen is board certified in general surgery. He earned a medical degree from the Vanderbilt University School of Medicine and also completed in a residency in surgery at Vanderbilt University Medical Center in Nashville, Tenn.

Robert Sung, MD

Dr. Sung graduated summa cum laude from McMaster University in Canada, earning a degree in Biochemistry. He then received his medical degree with honors standing from the National University of Ireland. He completed his general surgery residency at Lenox Hill Hospital in New York, followed by a clinical fellowship in minimally invasive surgery at Beth Israel Deaconess Medical Center at Harvard Medical School in Boston.

Dr. Sung is board certified in general surgery.


2900 W. 16th St.
Bedford, IN 47421

Monday through Friday 8 am - 5 pm

Rafi Siddiqi, MD

Board certified in general surgery

Dr. Siddiqi received his medical degree from the King Edward Medical University, formerly King Edward Medical College in Pakistan. He completed a residency at New York Medical College. 


2209 John R. Wooden Dr.
Martinsville, IN 46151

Monday through Thursday 8:30 am - 5 pm
Friday 8:30 -Noon

Claire Scheele, MD, FACS