The 20 Best Irritable Bowel Syndrome (IBS) Doctors Near Me in Lake Forest, IL

Find the Top Irritable Bowel Syndrome (IBS) Experts and Specialists

Last Updated: 04/28/2026

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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.

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175 providers found
    Andrew Mazulis
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Advocate Medical Group Gastroenterology

    825 S Milwaukee Ave, 
    Libertyville, IL 
     (5.8 miles away)
    Languages Spoken:
    English

    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.

    Jonathan A. Rosenberg
    Distinguished in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Distinguished in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Illinois Gastroenterology Group, LLC

    20 Tower Ct, 
    Gurnee, IL 
     (7.5 miles away)
    Languages Spoken:
    English, Spanish

    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.

    Gene Chiao
    Distinguished in Irritable Bowel Syndrome (IBS)
    Gastroenterology | Pharmacology
    Distinguished in Irritable Bowel Syndrome (IBS)
    Gastroenterology | Pharmacology

    Comprehensive Gastrointestinal Health

    40 Skokie Blvd., Suite 110, 
    Northbrook, IL 
     (7.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Learn about our expert tiers
    Jeffrey Nathanson
    Distinguished in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Distinguished in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Comprehensive Gastrointestinal Health

    40 Skokie Blvd., Suite 110, 
    Northbrook, IL 
     (7.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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 G. Martini
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    800 N Westmoreland Rd Ste 100, 
    Lake Forest, IL 
     (2.0 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    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 S. Tosiou
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    800 N Westmoreland Rd Ste 100, 
    Lake Forest, IL 
     (2.0 miles away)
    Experience:
    33+ years
    Languages Spoken:
    English

    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.

    Frances Baxley
    Advanced in Irritable Bowel Syndrome (IBS)
    Family Medicine
    Advanced in Irritable Bowel Syndrome (IBS)
    Family Medicine

    Baxley Family Medicine

    100 Saunders Rd., Suite 1500, 
    Lake Forest, IL 
     (3.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Experienced in Irritable Bowel Syndrome (IBS)
    Child and Adolescent Psychiatry
    Experienced in Irritable Bowel Syndrome (IBS)
    Child and Adolescent Psychiatry

    Office

    200 Green Bay Rd Ste 200, 
    Highwood, IL 
     (3.9 miles away)
    Languages Spoken:
    English

    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.

    Lesley Rhee
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Endeavor Health Medical Group

    757 Park Ave. West, Suite 2850, 
    Highland Park, IL 
     (5.3 miles away)
    Languages Spoken:
    English

    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.

    John Sultan
    Distinguished in Irritable Bowel Syndrome (IBS)
    Internal Medicine | Geriatrics
    Distinguished in Irritable Bowel Syndrome (IBS)
    Internal Medicine | Geriatrics

    Endeavor Health Medical Group

    1777 Green Bay Rd., Suite 201, 
    Highland Park, IL 
     (5.5 miles away)
    Languages Spoken:
    English

    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).

    Walter R. Glaws
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Illinois Gastroenterology Group, LLC

    20 Tower Ct, 
    Gurnee, IL 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Kevin M. Liebovich
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Illinois Gastroenterology Group, LLC

    20 Tower Ct, 
    Gurnee, IL 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Michael Hersh
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology | Internal Medicine
    Advanced in Irritable Bowel Syndrome (IBS)
    Gastroenterology | Internal Medicine

    Endeavor Health Medical Group

    15 S. McHenry Rd., 3rd Floor, 
    Buffalo Grove, IL 
     (9.4 miles away)
    Languages Spoken:
    English

    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.

    John Lin
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine

    Endeavor Health Medical Group

    71 Waukegan Rd., Suite 800, 
    Lake Bluff, IL 
     (2.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Michael Sommerfeld
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine

    Endeavor Health Medical Group

    915 S. Waukegan Rd., Suite 200, 
    Lake Forest, IL 
     (2.9 miles away)
    Languages Spoken:
    English

    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.

    Vivian Salazar
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine

    Endeavor Health Medical Group

    915 S. Waukegan Rd., 
    Lake Forest, IL 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Steven Lasin
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine
    Experienced in Irritable Bowel Syndrome (IBS)
    Internal Medicine

    Forward Focus Medical Care, LLC

    990 S. Waukegan Rd., Suite 200, 
    Lake Forest, IL 
     (3.0 miles away)
    Languages Spoken:
    English

    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).

    Omar Khan
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Endeavor Health Medical Group

    757 Park Ave. West, Suite 2850, 
    Highland Park, IL 
     (5.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Matthew Tick
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology | Internal Medicine
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology | Internal Medicine

    Endeavor Health Medical Group

    1777 Green Bay Rd., Suite 201, 
    Highland Park, IL 
     (5.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    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.

    Joel Retsky
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology
    Experienced in Irritable Bowel Syndrome (IBS)
    Gastroenterology

    Endeavor Health Medical Group

    1777 Green Bay Rd., Suite 201, 
    Highland Park, IL 
     (5.5 miles away)
    Languages Spoken:
    English, Hebrew
    Offers Telehealth

    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.

    Showing 1-20 of 175

    Last Updated: 04/28/2026

    What is the definition of Irritable Bowel Syndrome (IBS)?

    Irritable bowel syndrome (IBS) is a disorder that leads to pain in abdomen and changes in bowel movements.

    IBS is not the same as inflammatory bowel disease (IBD).

    When should I see an Irritable Bowel Syndrome (IBS) doctor near Lake Forest, IL?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing an Irritable Bowel Syndrome (IBS) doctor near Lake Forest, IL?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Irritable Bowel Syndrome (IBS) doctors near Lake Forest, IL?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Irritable Bowel Syndrome (IBS) doctors near Lake Forest, IL?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with an Irritable Bowel Syndrome (IBS) doctor near Lake Forest, IL?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Irritable Bowel Syndrome (IBS) doctor search results page. 

    Why is it important to get a second opinion from a different Irritable Bowel Syndrome (IBS) doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with an Irritable Bowel Syndrome (IBS) doctor near Lake Forest, IL?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Irritable Bowel Syndrome (IBS) doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Irritable Bowel Syndrome (IBS) doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Irritable Bowel Syndrome (IBS) doctors near Lake Forest, IL?

    Look for the filter feature on the left side of the Irritable Bowel Syndrome (IBS) doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find an Irritable Bowel Syndrome (IBS) doctor that offers video calls?

    Look for the filter feature on the left-side of the Irritable Bowel Syndrome (IBS) doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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