The 20 Best Diverticular Disease Doctors Near Me in collinsville, IL

Find the Top Diverticular Disease Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 137 doctor with experience in Diverticular Disease near collinsville, IL. Of these, 120 are Experienced, 16 are Advanced and 1 are Distinguished.

Location
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137 providers found
    Distinguished in Diverticular Disease
    Internal Medicine
    Distinguished in Diverticular Disease
    Internal Medicine
    4000 N Illinois Ln, 
    Swansea, IL 
     (8.0 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 a Distinguished provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Benign Paroxysmal Positional Vertigo, Diverticular Disease, Coronary Heart Disease, and Heterozygous Familial Hypercholesterolemia (HeFH). Dr. Moss is currently accepting new patients.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Office

    101 United Dr Ste 140, 
    Collinsville, IL 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lawrence Harmon is a primary care provider, practicing in Internal Medicine in Collinsville, Illinois. Dr. Harmon is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Osteoarthritis, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Harmon is currently accepting new patients.

    Experienced in Diverticular Disease
    Colorectal Surgery
    Experienced in Diverticular Disease
    Colorectal Surgery
    Referral may be required

    Christian Hospital Northeast

    11133 Dunn Rd, 
    Saint Louis,, MO 
     (13.4 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Muhammad Yasin is a Colorectal Surgeon practicing medicine in Saint Louis,, Missouri. Dr. Yasin is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Gastrointestinal Fistula, Hernia Surgery, and Hemorrhoidectomy. Dr. Yasin is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Diverticular Disease
    Experienced in Diverticular Disease

    Southern Illinois Health Care Association

    531 Vandalia St, 
    Collinsville, IL 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Patrick Zimmermann is a primary care provider, practicing in Family Medicine in Collinsville, Illinois. Dr. Zimmermann is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Rett Syndrome, Type 2 Diabetes (T2D), Tracheitis, and Sitosterolemia. Dr. Zimmermann is currently accepting new patients.

    Experienced in Diverticular Disease
    General Surgery
    Experienced in Diverticular Disease
    General Surgery
    Referral may be required

    AMG General & Laparoscopic Surgical Associates

    6810 State Route 162 Ste 100, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Richard Wikiera is a General Surgeon practicing medicine in Maryville, Illinois. Dr. Wikiera is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Hernia, Cholecystitis, Cellulitis, Hernia Surgery, and Ureteroscopy. Dr. Wikiera is currently accepting new patients.

    Experienced in Diverticular Disease
    General Surgery
    Experienced in Diverticular Disease
    General Surgery
    Referral may be required

    Lincoln Surgical Associates LTD.

    1414 Cross St Ste 330, 
    O Fallon, IL 
     (7.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Paul Loethen is a General Surgeon practicing medicine in O Fallon, Illinois. Dr. Loethen is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Hernia, Gallbladder Disease, Gallstones, Hernia Surgery, and Gallbladder Removal. Dr. Loethen is currently accepting new patients.

    Experienced in Diverticular Disease
    General Surgery
    Experienced in Diverticular Disease
    General Surgery
    Referral may be required

    Lincoln Surgical Associates LTD.

    1414 Cross St Ste 330, 
    O Fallon, IL 
     (7.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lyman Hale is a General Surgeon practicing medicine in O Fallon, Illinois. Dr. Hale is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Gallbladder Disease, Cholecystitis, Gallstones, Colostomy, and Gallbladder Removal. Dr. Hale is currently accepting new patients.

    Experienced in Diverticular Disease
    General Surgery
    Experienced in Diverticular Disease
    General Surgery
    Referral may be required

    Lincoln Surgical Associates LTD.

    1414 Cross St Ste 330, 
    O Fallon, IL 
     (7.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Scott Schwiesow is a General Surgeon practicing medicine in O Fallon, Illinois. Dr. Schwiesow is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Gallbladder Disease, Retroperitoneal Inflammation, Choledocholithiasis, and Gallstones. Dr. Schwiesow is currently accepting new patients.

    Advanced in Diverticular Disease
    Internal Medicine
    Advanced in Diverticular Disease
    Internal Medicine

    Office

    6812 State Route 162 Ste 204, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mark Fedder is a primary care provider, practicing in Internal Medicine in Maryville, Illinois. Dr. Fedder is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Childhood Iron Deficiency Anemia, Swallowing Difficulty, Painful Swallowing, Endoscopy, and Colonoscopy. Dr. Fedder is currently accepting new patients.

    Advanced in Diverticular Disease
    Advanced in Diverticular Disease
    Referral may be required

    Office

    6812 State Route 162 Ste 204, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Edmundo Rodriguez-Frias is a Gastroenterologist practicing medicine in Maryville, Illinois. Dr. Rodriguez-Frias is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Gastrectomy, and Endoscopy. Dr. Rodriguez-Frias is currently accepting new patients.

    Advanced in Diverticular Disease
    Internal Medicine
    Advanced in Diverticular Disease
    Internal Medicine

    Office

    2100 Madison Ave, 
    Granite City, IL 
     (6.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ammar Barakat is a primary care provider, practicing in Internal Medicine in Granite City, Illinois. Dr. Barakat is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Ascites, Lung Cancer, Endoscopy, and Colonoscopy. Dr. Barakat is currently accepting new patients.

    Advanced in Diverticular Disease
    Advanced in Diverticular Disease
    Referral may be required

    Office

    2100 Madison Ave, 
    Granite City, IL 
     (6.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    David Huyette is a Radiologist practicing medicine in Granite City, Illinois. Dr. Huyette is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Chronic Granulomatous Disease, Blau Syndrome, Emphysema, and Olivopontocerebellar Atrophy. Dr. Huyette is currently accepting new patients.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Office

    5023 N Illinois St, 
    Fairview Heights, IL 
     (7.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Shakeel Ahmed is a Gastroenterologist practicing medicine in Fairview Heights, Illinois. Dr. Ahmed is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Barrett Esophagus, Diverticular Disease, and Gastrointestinal Bleeding. Dr. Ahmed is currently accepting new patients.

    Advanced in Diverticular Disease
    General Surgery
    Advanced in Diverticular Disease
    General Surgery
    Referral may be required

    St Elizabeths Hospital Of The Hospital Sisters Of The Third Order

    1 Saint Elizabeth Blvd, 
    O Fallon,, IL 
     (8.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Deirdre Hart is a General Surgeon practicing medicine in O Fallon,, Illinois. Dr. Hart is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Proctitis, Familial Colorectal Cancer, Encopresis, Hernia Surgery, and Ureteroscopy. Dr. Hart is currently accepting new patients.

    Advanced in Diverticular Disease
    Family Medicine
    Advanced in Diverticular Disease
    Family Medicine

    Memorial Care Center

    4315 Memorial Dr, 
    Belleville, IL 
     (8.6 miles away)
    Languages Spoken:
    English

    Michael Nash is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Nash is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Necrosis, Lung Metastases, Diverticular Disease, and Dementia.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Southern Illinois Endoscopy

    2810 Frank Scott Pkwy W Ste 716, 
    Belleville, IL 
     (9.6 miles away)
    Languages Spoken:
    English, Hindi
    Accepting New Patients

    Vasantha Pai is a Gastroenterologist practicing medicine in Belleville, Illinois. Dr. Pai is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 48 other conditions, according to our data. His clinical expertise encompasses Macroamylasemia, Anemia, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy. Dr. Pai is currently accepting new patients.

    Advanced in Diverticular Disease
    Internal Medicine
    Advanced in Diverticular Disease
    Internal Medicine

    Carestl Health Riverview

    5541 Riverview Blvd, 
    Saint Louis, MO 
     (12.2 miles away)
    Languages Spoken:
    English, Arabic
    Accepting New Patients

    Salwat Shami is a primary care provider, practicing in Internal Medicine in Saint Louis, Missouri. Dr. Shami is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Diverticular Disease, Familial Hypertension, Hypertension, Gastrostomy, and Endoscopy. Dr. Shami is currently accepting new patients.

    Advanced in Diverticular Disease
    Colorectal Surgery
    Advanced in Diverticular Disease
    Colorectal Surgery
    Referral may be required

    Washington University

    660 S Euclid Ave, 
    Saint Louis,, MO 
     (12.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Steven Hunt is a Colorectal Surgeon practicing medicine in Saint Louis,, Missouri. Dr. Hunt is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Gastrointestinal Fistula, Colorectal Cancer, Ileostomy, and Colostomy. Dr. Hunt is currently accepting new patients.

    Experienced in Diverticular Disease
    General Surgery
    Experienced in Diverticular Disease
    General Surgery
    Referral may be required

    Washington University

    660 S Euclid Ave, 
    Saint Louis, MO 
     (12.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    John Mazuski is a General Surgeon practicing medicine in Saint Louis, Missouri. Dr. Mazuski is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Peptic Ulcer, Gastrointestinal Fistula, Necrosis, and Cellulitis. Dr. Mazuski is currently accepting new patients.

    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Office

    6812 State Route 162 Ste 204, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Martin Tagle is a Gastroenterologist practicing medicine in Maryville, Illinois. Dr. Tagle is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Chronic Idiopathic Constipation (CIC), Gas Bloat Syndrome, Indigestion, and Helicobacter Pylori Infection. Dr. Tagle is currently accepting new patients.

    Showing 1-20 of 137

    Last Updated: 09/26/2026

    What is the definition of Diverticular Disease?

    Diverticula are small, bulging sacs or pouches that form on the inner wall of the intestine. Diverticulitis occurs when these pouches become inflamed or infected. Most often, these pouches are in the lower part of the large intestine (colon).

    When should I see a Diverticular Disease doctor near collinsville, 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 Diverticular Disease doctor near collinsville, 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 Diverticular Disease doctors near collinsville, 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 Diverticular Disease doctors near collinsville, 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 Diverticular Disease doctor near collinsville, 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 Diverticular Disease doctor search results page. 

    Why is it important to get a second opinion from a different Diverticular Disease 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 Diverticular Disease doctor near collinsville, 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 Diverticular Disease 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 Diverticular Disease 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 Diverticular Disease doctors near collinsville, IL?

    Look for the filter feature on the left side of the Diverticular Disease 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 Diverticular Disease doctor that offers video calls?

    Look for the filter feature on the left-side of the Diverticular Disease 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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