Portrait of Ajay Bajaj, MD. Gastroenterologist at Southwest Gastroenterology, a division of GI Partners of Illinois

Ajay Bajaj, MD

Medical school

Jawaharlal Nehru Medical College, MD

Residency

Chicago Medical School

Fellowship

Chicago Medical School

Board Certification

American Board of Internal Medicine - Gastroenterology

Languages Spoken

English, Hindi, Urdu

Dr. Ajay Bajaj is a board-certified gastroenterologist, and he is currently accepting new patients. His certifications include Internal Medicine, along with the Subspecialty Board of Gastroenterology and the American Board of Internal Medicine. He is an active fellow with the American College of Gastroenterology and the American Society of Gastrointestinal Endoscopy.

Dr. Ajay Bajaj is proficient in every aspect of gastroenterology, including diagnostic procedures like EGD, colonoscopy, and ERCP, as well as management of all gastrointestinal conditions, with a special interest in hepatobiliary disease. He is a lifelong learner and constantly pursues self-improvement, and he recently trained in endoscopic submucosal dissection (ESD). Dr. Bajaj takes an interest in medical education and is an Assistant Clinical Professor at both the University of Illinois at Chicago College of Medicine and the Chicago Medical School at Rosalind Franklin University of Medicine and Science. His practice philosophy involves taking care of each patient as a unique individual using the biopsychosocial model of medicine. He has been practicing medicine since 1993.

Outside of medicine, he enjoys travel, core conditioning, and spending time with his wife and his two children, both of whom chose a career in medicine after being inspired by his example.

Care Philosophy

I believe in taking care of each patient as a unique individual using the biopsychosocial model of medicine.

Clinical Interests

EGD, colonoscopy, ERCP, Endoscopic Submucosal Dissection (ESD), Hepatobiliary Disease

Office Locations

Southwest Gastroenterology logo, a division of GI Partners of Illinois

Southwest Gastroenterology | Your Journey to Better Gut Health

At Southwest Gastroenterology – Oak Brook, we are proud to provide premier gastroenterology services in the Oakbrook Terrace area. Our highly skilled and experienced team of doctors is dedicated to offering top-tier digestive health care, ensuring personalized treatments for every patient. From preventive care to advanced procedures, we use the latest technology to deliver the best outcomes, making us the trusted choice for gastroenterology in the region.
Southwest Gastroenterology logo, a division of GI Partners of Illinois

Southwest Gastroenterology – Your Journey to Better Gut Health

Southwest Gastroenterology has been serving the digestive health needs of patients in the southwest suburbs of Chicago for over 30 years. With offices in New Lenox, Oak Lawn, and Oak Brook Terrace, the practice offers convenient access to expert GI care close to home. Their team of board-certified gastroenterologists and advanced practitioners specializes in the diagnosis and treatment of conditions like acid reflux, IBD, liver disease, and colorectal cancer screening.