The 20 Best Diarrhea Doctors Near Me in Stony Brook, NY

Find the Top Diarrhea Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 147 doctor with experience in Diarrhea near Stony Brook, NY. Of these, 121 are Experienced, 24 are Advanced and 1 are Distinguished.

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147 providers found
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Dr. Cohn completed his residency in internal medicine at Boston University Medical Center before beginning his NIH-sponsored fellowship in gastroenterology at Case Western University School of Medicine's flagship teaching hospital, University Hospitals Cleveland Medical Center. Though Dr. Cohn enjoys all aspects of digestive health, he has special clinical interest in both inflammatory bowel disease and alcoholic liver disease. Dr. Cohn is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Watermelon Stomach, Gastritis, Hemorrhoids, Gastrectomy, and Endoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English, Russian

    Emily Glazer is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Glazer is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Diverticular Disease, Diarrhea, Trichohepatoenteric Syndrome, Endoscopy, and Gastrectomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Gary Bernstein is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Bernstein is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Hiatal Hernia, Congenital Diaphragmatic Hernia, Familial Adenomatous Polyposis, Gastrectomy, and Endoscopy. Dr. Bernstein is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology.

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

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Seth Persky is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Persky is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Hemorrhoids, Diarrhea, Colonoscopy, and Gastrectomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Russian

    Eugene Licht is a Gastroenterologist practicing medicine in East Setauket, New York. He has been practicing medicine for over 17 years. Dr. Licht is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastrointestinal Bleeding, Gastritis, Gastrectomy, and Colonoscopy. Dr. Licht is board certified in American Board Of Internal Medicine/Gastroenterology.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Robert Baranowski is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Baranowski is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy. Dr. Baranowski is board certified in American Board Of Internal Medicine/Gastroenterology.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Eugene Coman is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Coman is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Colonoscopy, and Gastrectomy. Dr. Coman is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English, Spanish

    Neva Castro is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Castro is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Gastrointestinal Bleeding, Diarrhea, Trichohepatoenteric Syndrome, Heartburn, and Gastrectomy. Dr. Castro is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Howard Keschner is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Keschner is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Hemorrhoids, Gastritis, Gastrectomy, and Colonoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Long Island Digestive Disease Consultants Gastroenterology At Setauket

    8 Technology Drive, Suites 101, 102 & 105, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    William Cohn is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Cohn is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Irritable Bowel Syndrome (IBS), Familial Adenomatous Polyposis, Colonoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Mather Gastroenterology At Port Jefferson

    70 North Country Rd, Suite 101, 
    Port Jefferson, NY 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ramona Rajapakse is a Gastroenterologist practicing medicine in Port Jefferson, New York. Dr. Rajapakse is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Gastroesophageal Reflux Disease (GERD), and Hemorrhagic Proctocolitis. Dr. Rajapakse is board certified in American Board Of Internal Medicine/Gastroenterology.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Digestive Disease Care PC

    235 N Belle Mead Ave, 
    East Setauket, NY 
     (3.2 miles away)
    Languages Spoken:
    English

    Andrew Blank is a Gastroenterologist practicing medicine in East Setauket, New York. Dr. Blank is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Gastritis, Helicobacter Pylori Infection, Endoscopy, and Gastrostomy.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Mather Primary Care At Stony Brook

    2500 Nesconset Highway, Bldg 2, 
    Stony Brook, NY 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jessica Blydenburgh is a primary care provider, practicing in Family Medicine in Stony Brook, New York. Dr. Blydenburgh is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and High Cholesterol.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Advanced Gastroenterology And Endoscopy PC

    70 N Country Rd Ste 201, 
    Port Jefferson, NY 
     (4.4 miles away)
    Languages Spoken:
    English

    Ali Karakurum is a Gastroenterologist practicing medicine in Port Jefferson, New York. Dr. Karakurum is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Gas Bloat Syndrome, Heartburn, Gastritis, Endoscopy, and Gastrectomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    4 Smith Haven Mall Ste 203, 
    Lake Grove, NY 
     (4.9 miles away)
    Languages Spoken:
    English

    Olga Aroniadis is a Gastroenterologist practicing medicine in Lake Grove, New York. Dr. Aroniadis is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Irritable Bowel Syndrome (IBS), Angiodysplasia of the Colon, Diarrhea, Colonoscopy, and Endoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    North Shore Medical Group Of The Mount Sinai School Of Medicine

    61 Southern Blvd, 
    Nesconset, NY 
     (5.0 miles away)
    Languages Spoken:
    English

    Syeda Hossain is a Gastroenterologist practicing medicine in Nesconset, New York. Dr. Hossain is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Hiatal Hernia, Congenital Diaphragmatic Hernia, Proctitis, Gas Bloat Syndrome, and Endoscopy.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Cohen Children's Northwell Health Physician Partners General Pediatrics At Mount Sinai

    5505 Nesconset Hwy, 
    Mount Sinai, NY 
     (5.6 miles away)
    Languages Spoken:
    English

    Elise Branca is a Pediatrics provider practicing medicine in Mount Sinai, New York. Dr. Branca is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Delayed Growth, Croup, Viral Gastroenteritis, and Zoon Vulvitis. Dr. Branca is board certified in American Board Of Pediatrics.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Cohen Children's Northwell Health Physician Partners General Pediatrics At Mount Sinai

    5505 Nesconset Hwy, 
    Mount Sinai, NY 
     (5.6 miles away)
    Languages Spoken:
    English

    Rebecca Papa is a Pediatrics provider practicing medicine in Mount Sinai, New York. Dr. Papa is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Croup, Delayed Growth, Diarrhea, and Multisystem Inflammatory Syndrome in Children (MIS-C).

    Experienced in Diarrhea
    Pediatrics
    Experienced in Diarrhea
    Pediatrics

    Cohen Children's Northwell Health Physician Partners General Pediatrics At Mount Sinai

    5505 Nesconset Hwy, 
    Mount Sinai, NY 
     (5.6 miles away)
    Languages Spoken:
    English

    Mitsu Kee is a Pediatrics provider practicing medicine in Mount Sinai, New York. Dr. Kee is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Delayed Growth, Idiopathic Short Stature (ISS), Familial Short Stature (FSS), and Short Stature (Growth Disorders).

    Experienced in Diarrhea
    Experienced in Diarrhea

    Cohen Children's Northwell Health Physician Partners General Pediatrics At Mount Sinai

    5505 Nesconset Hwy, 
    Mount Sinai, NY 
     (5.6 miles away)
    Languages Spoken:
    English, Spanish

    Lisa Meehan is a Pediatrics provider practicing medicine in Mount Sinai, New York. Dr. Meehan is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Croup, Delayed Growth, Asthma in Children, and Diarrhea. Dr. Meehan is board certified in American Board Of Pediatrics.

    Showing 1-20 of 147

    Last Updated: 04/28/2026

    What is the definition of Diarrhea?

    Diarrhea is when you pass loose or watery stool.

    When should I see a Diarrhea doctor near Stony Brook, NY?

    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 Stony Brook, NY?

    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 Stony Brook, NY?

    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 Stony Brook, NY?

    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 Stony Brook, NY?

    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 Stony Brook, NY?

    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 Stony Brook, NY?

    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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