The 20 Best Diarrhea Doctors Near Me in Buffalo Grove, IL

Find the Top Diarrhea Experts and Specialists

The 20 Best Diarrhea Doctors near Buffalo Grove, IL

Last Updated: 02/22/2026

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MediFind found 488 doctor with experience in Diarrhea near Buffalo Grove, IL. Of these, 422 are Experienced, 59 are Advanced and 7 are Distinguished.

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488 providers found
    Andrew Mazulis
    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Advocate Medical Group Gastroenterology

    825 S Milwaukee Ave, 
    Libertyville, IL 
     (7.4 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 Diarrhea. His top areas of expertise are Sclerosing Mesenteritis, Viral Gastroenteritis, Gastrointestinal Bleeding, Colonoscopy, and Endoscopy.

    Ronald A. Bloom
    Distinguished in Diarrhea
    Gastroenterology
    Distinguished in Diarrhea
    Gastroenterology

    Illinois Gastroenterology Group, LLC

    2501 Compass Rd, 
    Glenview, IL 
     (8.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ronald Bloom is a Gastroenterologist in Glenview, Illinois. Dr. Bloom is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Diverticular Disease, Endoscopy, and Gastrectomy.

    Michael Hersh
    Experienced in Diarrhea
    Gastroenterology | Internal Medicine
    Experienced in Diarrhea
    Gastroenterology | Internal Medicine

    Endeavor Health Medical Group

    15 S. McHenry Rd., 3rd Floor, 
    Buffalo Grove, IL 
     (0.9 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 Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Irritable Bowel Syndrome (IBS), Familial Adenomatous Polyposis, Turcot Syndrome, Colonoscopy, and Gastrectomy.

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    Richard Pervos
    Experienced in Diarrhea
    Experienced in Diarrhea

    Sanders Court Pediatrics, Ltd.

    1450 Busch Pkwy., Suite 130, 
    Buffalo Grove, IL 
     (1.8 miles away)
    Languages Spoken:
    English

    Richard Pervos is a Pediatrics provider in Buffalo Grove, Illinois. Dr. Pervos is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Respiratory Syncytial Virus (RSV) Infection, Croup, Multisystem Inflammatory Syndrome in Children (MIS-C), and Diarrhea.

    Jonathan Powell
    Experienced in Diarrhea
    Experienced in Diarrhea

    Sanders Court Pediatrics, Ltd.

    1450 Busch Pkwy., Suite 130, 
    Buffalo Grove, IL 
     (1.8 miles away)
    Languages Spoken:
    English

    Jonathan Powell is a Pediatrics provider in Buffalo Grove, Illinois. Dr. Powell is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top area of expertise is Diarrhea.

    Igor Naryzhny
    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Advocate Medical Group Gastroenterology

    255 Parkway Dr, 
    Lincolnshire, IL 
     (2.9 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Igor Naryzhny is a Gastroenterologist in Lincolnshire, Illinois. Dr. Naryzhny has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Ascites, Gastrectomy, and Colonoscopy.

    Boris Lelchuk
    Experienced in Diarrhea
    Experienced in Diarrhea

    Children's Health Care, Ltd.

    201 E. Strong St., Suite 6, 
    Wheeling, IL 
     (3.1 miles away)
    Languages Spoken:
    English, Russian

    Boris Lelchuk is a Pediatrics provider in Wheeling, Illinois. Dr. Lelchuk is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Pertussis, Viral Gastroenteritis, Croup, and Scarlet Fever.

    Veronika Kroin
    Experienced in Diarrhea
    Experienced in Diarrhea

    Children's Health Care, Ltd.

    201 E. Strong St., Suite 6, 
    Wheeling, IL 
     (3.1 miles away)
    Languages Spoken:
    English, Portuguese, Spanish

    Veronika Kroin is a Pediatrics provider in Wheeling, Illinois. Dr. Kroin is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Croup, Pertussis, Otitis Media with Effusion, and Viral Gastroenteritis.

    Aaron Cohn
    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    350 S Waukegan Rd Ste 100, 
    Deerfield, IL 
     (4.4 miles away)
    Experience:
    15+ years
    Languages Spoken:
    English
    Offers Telehealth

    Aaron Cohn is a Gastroenterologist in Deerfield, Illinois. Dr. Cohn has been practicing medicine for over 15 years and is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Crohn's Disease, Esophagitis, Esophageal Varices, Colonoscopy, and Endoscopy.

    David Dobkin
    Experienced in Diarrhea
    Pediatrics
    Experienced in Diarrhea
    Pediatrics

    North Arlington Pediatrics

    1430 N. Arlington Heights Rd., Suite 210, 
    Arlington Heights, IL 
     (4.5 miles away)
    Languages Spoken:
    English

    David Dobkin is a Pediatrics provider in Arlington Heights, Illinois. Dr. Dobkin is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Delayed Growth, Developmental Dysphasia Familial, Idiopathic Short Stature (ISS), and Familial Short Stature (FSS).

    Suzanne Alfano
    Experienced in Diarrhea
    Experienced in Diarrhea

    North Arlington Pediatrics

    1430 N. Arlington Heights Rd., Suite 210, 
    Arlington Heights, IL 
     (4.5 miles away)
    Languages Spoken:
    English

    Suzanne Alfano is a Pediatrics provider in Arlington Heights, Illinois. Dr. Alfano is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Developmental Dysphasia Familial, Delayed Growth, Croup, and Jaundice.

    Bincy A. Joseph
    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Advocate Medical Group Primary Care

    825 S Milwaukee Ave, 
    Libertyville, IL 
     (7.4 miles away)
    Languages Spoken:
    English, Malayalam
    Offers Telehealth

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

    Mukund Venu
    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Midwest Digestive Health And Nutrition

    900 East Rand Road, Suite 120, 
    Des Plaines, IL 
     (8.2 miles away)
    Experience:
    12+ years
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Mukund Venu is a Wisconsin native and has lived in the Chicago area for over 10 years. He graduated from Saint Louis University, where he earned both his B.A. in history and medical degree. He completed his internal medicine residency training and gastroenterology and hepatology fellowship training at Medical College of Wisconsin. He also completed a visiting professorship at the Mayo Clinic.Dr. Venu is a board-certified gastroenterologist who specializes in general gastroenterology, colon cancer screening, esophageal disorders, as well as endoscopy and colonoscopy procedures. He is an active member of American Gastroenterological Association, where he serves on the Nominating Committee, as well as the American College of Gastroenterology where he serves on the Training Committee. Dr. Venu is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Swallowing Difficulty, Encopresis, Bowel Incontinence, Endoscopy, and Colonoscopy.

    Deepkamal Kaur
    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Advocate Medical Group Primary Care

    27750 W Highway, Ste 240, 
    Barrington, IL 
     (10.4 miles away)
    Languages Spoken:
    English, Hindi, Punjabi
    Offers Telehealth

    Deepkamal Kaur is a primary care provider, practicing in Internal Medicine in Barrington, Illinois. Dr. Kaur is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Type 2 Diabetes (T2D).

    Anthony T. Mccormack
    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Advocate Memory Center

    1875 Dempster St, Ste 520, 
    Park Ridge, IL 
     (10.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anthony Mccormack is a primary care provider, practicing in Family Medicine in Park Ridge, Illinois. Dr. Mccormack is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Dementia, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Alexander S. Tosiou
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    800 N Westmoreland Rd Ste 100, 
    Lake Forest, IL 
     (7.0 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 Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Lower Esophageal Ring, Benign Esophageal Stricture, Diarrhea, Gastrectomy, and Endoscopy.

    Frank G. Martini
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    800 N Westmoreland Rd Ste 100, 
    Lake Forest, IL 
     (7.0 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 Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diverticular Disease, Visceromegaly, Collagenous Colitis, Endoscopy, and Gastrectomy.

    Soojong Chae
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Endeavor Health Medical Group

    2150 Pfingsten Rd., Suite 3000, 
    Glenview, IL 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Soojong Hong Chae, MD, a gastroenterologist at Endeavor Health, specializes in diagnosing and treating conditions of the digestive system, including the stomach, intestines, liver and pancreas. She provides comprehensive care for gastrointestinal concerns through advanced diagnostic procedures and personalized treatment strategies. Dr. Chae is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Trichohepatoenteric Syndrome, Diarrhea, Chronic Idiopathic Constipation (CIC), Endoscopy, and Colonoscopy.

    Ioannis Economou
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Endeavor Health Medical Group

    2150 Pfingsten Rd., Suite 3000, 
    Glenview, IL 
     (7.5 miles away)
    Languages Spoken:
    English, Greek
    Offers Telehealth

    Ioannis Economou, MD, a gastroenterologist at Endeavor Health, specializes in inflammatory bowel disease (IBD), including Crohn’s disease and ulcerative colitis. He serves as Director of the Section for Inflammatory Bowel Diseases and brings extensive clinical, academic and research experience from leading institutions such as Columbia University, Yale School of Medicine and Rush University. Dr. Economou takes a collaborative, patient-centered approach to care, helping individuals understand their condition and treatment options while advancing research on environmental and genetic factors that influence IBD. Dr. Economou is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Ulcerative Colitis, Hemorrhagic Proctocolitis, Crohn's Disease, Colonoscopy, and Endoscopy.

    Susannah Spiess
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Endeavor Health Medical Group

    2150 Pfingsten Rd., Suite 3000, 
    Glenview, IL 
     (7.5 miles away)
    Languages Spoken:
    English, German

    Susannah E. Spiess, MD, a gastroenterologist at Endeavor Health, specializes in general gastroenterology, women’s digestive health and colorectal cancer screening. She provides care for conditions such as inflammatory bowel disease, irritable bowel syndrome and colorectal cancer. Dr. Spiess performs a wide range of endoscopic procedures including colonoscopy, EGD and small bowel enteroscopy. She also speaks German, expanding her ability to connect with a diverse patient population. Dr. Spiess is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Turcot Syndrome, Colonoscopy, and Gastrectomy.

    Showing 1-20 of 488

    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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 

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