The 20 Best Irritable Bowel Syndrome (IBS) Doctors Near Me in Lake Forest, IL
Find the Top Irritable Bowel Syndrome (IBS) Experts and Specialists
MediFind found 175 doctor with experience in Irritable Bowel Syndrome (IBS) near Lake Forest, IL. Of these, 146 are Experienced, 24 are Advanced and 5 are Distinguished.
Advocate Medical Group Gastroenterology
Andrew Mazulis is a Gastroenterologist in Libertyville, Illinois. Dr. Mazulis is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Sclerosing Mesenteritis, Viral Gastroenteritis, Gastrointestinal Bleeding, Colonoscopy, and Endoscopy.
Illinois Gastroenterology Group, LLC
Jonathan Rosenberg is a Gastroenterologist in Gurnee, Illinois. Dr. Rosenberg is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Diverticular Disease, Hemorrhoids, Endoscopy, and Gastrectomy.
Comprehensive Gastrointestinal Health
Gene Chiao is a Pharmacologist and a Gastroenterologist in Northbrook, Illinois. Dr. Chiao is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Benign Esophageal Stricture, Colonoscopy, and Gastrectomy.
Comprehensive Gastrointestinal Health
Jeffrey Nathanson is a Gastroenterologist in Northbrook, Illinois. Dr. Nathanson is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Gas Bloat Syndrome, Endoscopy, and Gastrectomy.
Frank Martini is a Gastroenterologist in Lake Forest, Illinois. Dr. Martini has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Diverticular Disease, Visceromegaly, Collagenous Colitis, Endoscopy, and Gastrectomy.
Alexander Tosiou is a Gastroenterologist in Lake Forest, Illinois. Dr. Tosiou has been practicing medicine for over 33 years and is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Lower Esophageal Ring, Benign Esophageal Stricture, Diarrhea, Gastrectomy, and Endoscopy.
Baxley Family Medicine
Frances Baxley is a primary care provider, practicing in Family Medicine in Lake Forest, Illinois. Dr. Baxley is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Giardia Infection, Irritable Bowel Syndrome (IBS), Bacterial Gastroenteritis, and Familial Dysautonomia.
Office
Donald Raden is a Child and Adolescent Psychiatrist in Highwood, Illinois. Dr. Raden is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Peripheral Neuropathy, Lyme Disease, Irritable Bowel Syndrome (IBS), and Cataract.
Endeavor Health Medical Group
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 Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Hemorrhoids, Endoscopy, and Gastrectomy.
Endeavor Health Medical Group
John M. Sultan, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with an emphasis on integrative medicine. He combines conventional treatments with evidence-based complementary approaches to support patients’ overall health and long-term wellbeing. Dr. Sultan is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Chronic Cough, Coronary Heart Disease, and Paroxysmal Supraventricular Tachycardia (PSVT).
Illinois Gastroenterology Group, LLC
Walter Glaws is a Gastroenterologist in Gurnee, Illinois. Dr. Glaws is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Ulcerative Colitis, Irritable Bowel Syndrome (IBS), Chronic Erosive Gastritis, Gastrectomy, and Gastrostomy.
Illinois Gastroenterology Group, LLC
Kevin Liebovich is a Gastroenterologist in Gurnee, Illinois. Dr. Liebovich is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Trichohepatoenteric Syndrome, Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Gastrectomy, and Endoscopy.
Endeavor Health Medical Group
Michael Hersh, MD, a gastroenterologist and internal medicine physician at Endeavor Health, specializes in diagnosing and treating disorders of the digestive tract. He offers a range of procedures, including colonoscopy and upper endoscopy, and emphasizes the importance of routine screening and early detection. Dr. Hersh takes a problem-solving approach, helping patients understand their symptoms and guiding them through both prevention and treatment. Dr. Hersh is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Familial Adenomatous Polyposis, Turcot Syndrome, Colonoscopy, and Gastrectomy.
Endeavor Health Medical Group
John Lin, MD, an internal medicine physician at Endeavor Health, provides primary care to adults with a focus on long-term health and preventive strategies. Inspired by early experiences with his father, a physician, Dr. Lin values the relationships he builds across generations of families. He approaches care as a collaborative journey, helping patients define their goals and connecting them with the right support along the way. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Graves Disease, Dementia, Thyroid Storm, and Tracheitis.
Endeavor Health Medical Group
Michael J. Sommerfeld, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on preventive health, chronic condition management and wellness support. He works with patients to develop care plans that promote long-term health outcomes. Dr. Sommerfeld is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Coronary Heart Disease, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.
Endeavor Health Medical Group
Vivian Salazar, MD, an internal medicine physician at Endeavor Health, provides comprehensive, evidence-based care for adults 18 and older. She focuses on screening, prevention and wellness, partnering with patients to manage chronic conditions such as diabetes and high blood pressure. Dr. Salazar coordinates care with subspecialists when needed and is interested in emerging innovations in artificial intelligence, diabetes and obesity therapies, and cancer care. She is dedicated to helping patients achieve their health goals through prevention, early intervention and shared decision-making. Dr. Salazar is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Sitosterolemia, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and Folate Deficiency.
Forward Focus Medical Care, LLC
Steven Lasin is a primary care provider, practicing in Internal Medicine in Lake Forest, Illinois. Dr. Lasin is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Vitamin D Deficiency, Hypothyroidism, Nasal Flaring, and Transient Ischemic Attack (TIA).
Endeavor Health Medical Group
Omar Khan, MD, a gastroenterologist at Endeavor Health, specializes in inflammatory bowel disease, including Crohn’s disease, ulcerative colitis and hereditary colorectal cancer syndromes. He takes a personal, team-based approach to care, helping patients manage their condition through all stages of health. Dr. Khan is also passionate about advancing predictive tools to better match treatments with individual needs. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Hemorrhagic Proctocolitis, Ulcerative Colitis, Crohn's Disease, Gastrectomy, and Endoscopy.
Endeavor Health Medical Group
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 Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Colonoscopy.
Endeavor Health Medical Group
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 Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Colonoscopy.
Last Updated: 04/28/2026


















