H. Mason Hedberg, MD, a minimally invasive gastrointestinal and general surgeon at Endeavor Health, uses advanced surgical techniques to improve outcomes and reduce recovery time. He is especially interested in using small-incision and endoscopic approaches to address conditions that affect patients' quality of life. Dr. Hedberg is also exploring the use of gastric stimulation and other technologies to treat complex GI disorders through less invasive means. Dr. Hedberg is rated as an Elite provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Hernia, Hiatal Hernia, Endoscopy, and Gastrectomy.

Michael Ujiki, MD, a gastrointestinal surgeon at Endeavor Health, specializes in minimally invasive procedures for conditions of the esophagus, stomach and gallbladder. After beginning his career in business, Dr. Ujiki found his true calling in medicine, where he now combines advanced surgical innovation with compassionate care. He prioritizes reducing recovery time and improving outcomes through cutting-edge techniques, including incisionless and laparoscopic surgeries. Dr. Ujiki is rated as an Elite provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Achalasia, Hernia, Hiatal Hernia, Gallbladder Removal, and Endoscopy.

Cristina Manta is a primary care provider, practicing in Geriatrics in Park Ridge, Illinois. Dr. Manta is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Idiopathic Edema, Vitamin D Deficiency, Vertigo, and Hypertension.

Shailesh Bajaj, MD, a gastroenterologist at Endeavor Health, has been caring for patients for more than 17 years. He treats a wide range of digestive conditions, including cancers of the GI tract, and embraces new modalities that improve patient outcomes and comfort. Dr. Bajaj believes in treating every patient with the same care and respect he would offer his own family. Dr. Bajaj is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Cholangitis, Sclerosing Cholangitis, Bile Duct Obstruction, Gastrectomy, and Pancreatectomy.

Joel Retsky, MD, a gastroenterologist at Endeavor Health, specializes in inflammatory bowel disease, including Crohn’s disease and ulcerative colitis, as well as colonoscopy for colon cancer screening. He completed advanced training at the University of Chicago and served on faculty before joining community-based practice. Dr. Retsky is committed to delivering the same level of care he would want for his own family. Dr. Retsky is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Colonoscopy.

Matthew Tick, DO, a gastroenterologist at Endeavor Health, treats patients with a wide range of digestive disorders and embraces innovation to improve care. He values getting to know his patients and ensuring they feel heard, informed and empowered throughout their treatment journey. Dr. Tick is particularly interested in new GI therapies and technologies that offer more effective options for healing. Dr. Tick is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Colonoscopy.

Jodi Zuckerman is an Otolaryngologist in Highland Park, Illinois. Dr. Zuckerman is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Otitis, Infant Hearing Loss, Jones Syndrome, and DFNB1.

Jeffrey Nathanson is a Gastroenterologist in Northbrook, Illinois. Dr. Nathanson is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Gas Bloat Syndrome, Endoscopy, and Gastrectomy.

Gene Chiao is a Pharmacologist and a Gastroenterologist in Northbrook, Illinois. Dr. Chiao is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Benign Esophageal Stricture, Colonoscopy, and Gastrectomy.

Kenneth Breger, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on prevention and long-term relationships. With nearly 30 years of experience, he values continuity of care and generational connections with families. Dr. Breger also supports lifestyle change and early detection to help patients stay healthy and independent over time. Dr. Breger is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Alzheimer's Disease, Chronic Cough, Large-Cell Immunoblastic Lymphoma, and Vertigo.

Gary Kaufman, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on prevention and long-term relationships. He cares for generations of families and emphasizes continuity, trust and patient education. Dr. Kaufman values building partnerships that support lifelong health and wellbeing. Dr. Kaufman is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Non-Hodgkin Lymphoma.

Lesley Rhee, MD, a gastroenterologist at Endeavor Health, evaluates and treats conditions affecting the digestive system, including the esophagus, stomach, intestines and liver. She provides diagnostic procedures and therapeutic care to support patients in managing gastrointestinal health. Dr. Rhee is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Hemorrhoids, Endoscopy, and Gastrectomy.

Ari Taitz is an Otolaryngologist in Highland Park, Illinois. Dr. Taitz is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Infant Hearing Loss, DFNB1, Nonsyndromic Hearing Loss, and Deafness Hypogonadism Syndrome.

Elliot Lieberman is an Otolaryngologist in Highland Park, Illinois. Dr. Lieberman is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are DFNB1, Infant Hearing Loss, Jones Syndrome, Tinnitus, and Parathyroidectomy.

David Smiley is a primary care provider, practicing in Internal Medicine in Highland Park, Illinois. Dr. Smiley is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Bronchiectasis, Philadelphia-Negative Chronic Myeloid Leukemia, Chronic Myelogenous Leukemia (CML), and Childhood Acute Myeloid Leukemia.

Tara Troy is a Gastroenterologist in Northbrook, Illinois. Dr. Troy is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Hemorrhoids, Gas Bloat Syndrome, Heartburn, Colonoscopy, and Endoscopy.

Sameer Ahmed Alvi, MD, an otolaryngologist at Endeavor Health, specializes in the treatment of head and neck cancers, including thyroid, parathyroid and skin cancers. He collaborates closely with a multidisciplinary team and utilizes advanced technologies to support precise diagnosis and effective treatment. Dr. Alvi is committed to helping patients navigate complex diagnoses with compassion, expertise and coordinated care. Dr. Alvi is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Tonsil Stones, Male Pattern Baldness, Mikulicz Disease, Mastoidectomy, and Myringotomy.

Joseph R. Raviv, MD, an fellowship-trained otolaryngologist at Endeavor Health, specializes in nasal and sinus surgery with advanced expertise in endoscopic skull base procedures.  He treats conditions such as chronic sinus disease, nasal obstruction, sinus tumors and cancers. Dr. Raviv performs procedures including endoscopic sinus surgery, septoplasty, CSF leak repair, minimally invasive endoscopic sinus and skull base tumor removal, pituitary surgery and dacryocystorhinostomy. Dr. Raviv is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Mycetoma, Low Nasal Bridge, and Endoscopy.

Manu Chander, MD, an internal medicine physician at Endeavor Health, provides primary care for adults across a broad age range—from young adulthood to late life. He treats a variety of conditions including hypertension, diabetes and cholesterol disorders, and works closely with specialists to coordinate complex care. Dr. Chander believes in teamwork between doctor and patient, combining his expertise with their insight to guide care collaboratively. Dr. Chander is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Pulmonary Embolism, Cavernous Sinus Thrombosis, Attention Deficit Hyperactivity Disorder (ADHD), and Vitamin D Deficiency.

Alina Elperin is a primary care provider, practicing in Internal Medicine and Bariatric Medicine in Bannockburn, Illinois. Dr. Elperin is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Adult Still's Disease, Heart Failure with Preserved Ejection Fraction (HFpEF), Chronic Lymphocytic Leukemia (CLL), and End-Stage Renal Disease (ESRD).