The 20 Best Diarrhea Doctors Near Me in Belleville, IL

Find the Top Diarrhea Experts and Specialists

The 20 Best Diarrhea Doctors near Belleville, IL

Last Updated: 02/22/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 34 doctor with experience in Diarrhea near Belleville, IL. Of these, 30 are Experienced and 4 are Advanced.

Location
LocationClose
34 providers found
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Metro East Anesthesia LLC

    311 W Lincoln St Ste 101, 
    Belleville, IL 
     (3.0 miles away)
    Languages Spoken:
    English

    Aaron Greenspan is a Gastroenterologist in Belleville, Illinois. Dr. Greenspan is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    5023 N Illinois St, 
    Fairview Heights, IL 
     (3.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shakeel Ahmed is a Gastroenterologist in Fairview Heights, Illinois. Dr. Ahmed is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Barrett Esophagus, Diverticular Disease, and Gastrointestinal Bleeding.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Southern Illinois Endoscopy

    2810 Frank Scott Pkwy W Ste 716, 
    Belleville, IL 
     (4.2 miles away)
    Languages Spoken:
    English

    Vasantha Pai is a Gastroenterologist in Belleville, Illinois. Dr. Pai is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Macroamylasemia, Anemia, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.

    Learn about our expert tiers
    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Bel Clair Astc

    325 W Lincoln St, 
    Belleville, IL 
     (0.6 miles away)
    Languages Spoken:
    English

    Stephen Schmidt is a Gastroenterologist in Belleville, Illinois. Dr. Schmidt is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gardner Syndrome, Turcot Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Michael Guignon M.D. P.C.

    4550 Memorial Dr Ste 280, 
    Belleville, IL 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anuj Sharma is an Internal Medicine provider in Belleville, Illinois. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Jaundice, Familial Adenomatous Polyposis, Viral Gastroenteritis, Endoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Office

    4600 Memorial Dr Ste 220, 
    Belleville, IL 
     (1.3 miles away)
    Languages Spoken:
    English

    David O'neill is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. O'neill is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Anemia, Lung Metastases, Visceromegaly, Endoscopy, and Hip Replacement.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Memorial's Center For Advanced Wound Healing

    4600 Memorial Dr Ste 160, 
    Belleville, IL 
     (3.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Salma Mannan is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Mannan is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Chronic Cough, Peptic Ulcer, Necrosis, Endoscopy, and Bone Graft.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    BJC Med Group Family Med At Belleville Ste 260

    4600 Memorial Dr Ste 360, 
    Belleville, IL 
     (3.0 miles away)
    Languages Spoken:
    English

    Nidal Shawahin is a primary care provider, practicing in Internal Medicine in Belleville, Illinois. Dr. Shawahin is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are High Cholesterol, End-Stage Renal Disease (ESRD), Type 2 Diabetes (T2D), and Hypertension.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Physicians' Surgical Center

    311 W Lincoln St Ste 300, 
    Belleville, IL 
     (3.0 miles away)
    Languages Spoken:
    English

    Douglas Despain is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Despain is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are High Cholesterol, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    St. Louis University Belleville Family Medicine

    180 S 3rd St Ste 400, 
    Belleville, IL 
     (3.0 miles away)
    Languages Spoken:
    English

    Armida Hidalgo is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Hidalgo is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diabetic Macular Edema (DME), Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine
    4000 N Illinois Ln, 
    Swansea, IL 
     (3.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Keith Moss is a primary care provider, practicing in Internal Medicine in Swansea, Illinois. Dr. Moss is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Benign Paroxysmal Positional Vertigo, Familial Combined Hyperlipidemia, Diverticular Disease, and Coronary Heart Disease. Dr. Moss is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Illini Family Medicine S.C.

    2900 Frank Scott Pkwy W Ste 980, 
    Belleville, IL 
     (4.2 miles away)
    Languages Spoken:
    English

    Adele Roth is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Roth is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Colitis, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Hshsmg-Msc St Elizabeth's

    3 Saint Elizabeth Blvd Ste 5000, 
    O Fallon, IL 
     (5.2 miles away)
    Languages Spoken:
    English

    Peter Kim is a Gastroenterologist in O Fallon, Illinois. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diverticular Disease, Swallowing Difficulty, Painful Swallowing, Endoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Hshsmg-Msc St Elizabeth's

    3 Saint Elizabeth Blvd Ste 5000, 
    O Fallon, IL 
     (5.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ismail Hader is a Gastroenterologist in O Fallon, Illinois. Dr. Hader is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastrointestinal Bleeding, Hiatal Hernia, Anemia, Endoscopy, and Colonoscopy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Office

    331 Salem Pl Ste 100, 
    Fairview Heights, IL 
     (5.3 miles away)
    Languages Spoken:
    English

    Mounir Shenouda is a primary care provider, practicing in Internal Medicine in Fairview Heights, Illinois. Dr. Shenouda is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Anemia, Breast Cancer, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Infinity-Meds Urgent Care Services LLC

    1512 N Green Mount Rd, 
    O Fallon, IL 
     (5.4 miles away)
    Languages Spoken:
    English

    Katherine Lazet is a primary care provider, practicing in Family Medicine in O Fallon, Illinois. Dr. Lazet is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Uvulitis, Ludwig Angina, Shingles, and Periorbital Cellulitis.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    HSHS Medical Group Family Medicine Fairview Heights

    5 Ludwig Dr, 
    Fairview Heights, IL 
     (5.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Marc Mccleary is a primary care provider, practicing in Family Medicine in Fairview Heights, Illinois. Dr. Mccleary is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Tracheoesophageal Fistula, Chronic Cough, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Office

    310 W Losey St, 
    Scott Air Force Base, IL 
     (6.3 miles away)
    Languages Spoken:
    English

    Taylor Meyers is a Pediatrics provider in Scott Air Force Base, Illinois. Dr. Meyers is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diarrhea and Infant Respiratory Distress Syndrome.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Office

    1418 Cross St Ste 250, 
    O Fallon, IL 
     (6.6 miles away)
    Languages Spoken:
    English

    Beatriz Ramos is a primary care provider, practicing in Internal Medicine in O Fallon, Illinois. Dr. Ramos is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Hypothyroidism, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    B J C Primary Care Shiloh 250

    1418 Cross St Ste 250, 
    O Fallon, IL 
     (6.6 miles away)
    Languages Spoken:
    English

    Jennifer Neville is a primary care provider, practicing in Internal Medicine in O Fallon, Illinois. Dr. Neville is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Showing 1-20 of 34

    Last Updated: 02/22/2026

    What is the definition of Diarrhea?

    Diarrhea is when you pass loose or watery stool.

    When should I see a Diarrhea doctor near Belleville, 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 a Diarrhea doctor near Belleville, 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 Diarrhea doctors near Belleville, 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 Diarrhea doctors near Belleville, 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 a Diarrhea doctor near Belleville, 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 Diarrhea doctor search results page. 

    Why is it important to get a second opinion from a different Diarrhea 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 a Diarrhea doctor near Belleville, 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 Diarrhea 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 Diarrhea 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 Diarrhea doctors near Belleville, IL?

    Look for the filter feature on the left side of the Diarrhea 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 a Diarrhea doctor that offers video calls?

    Look for the filter feature on the left-side of the Diarrhea 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 

    Read more about our Content Policy