The 20 Best Diarrhea Doctors Near Me in smithtown, NY

Find the Top Diarrhea Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 196 doctor with experience in Diarrhea near smithtown, NY. Of these, 172 are Experienced, 22 are Advanced and 1 are Distinguished.

Location
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196 providers found
    Distinguished in Diarrhea
    Gastroenterology
    Distinguished in Diarrhea
    Gastroenterology
    Referral may be required

    North Shore Digestive Medicine PC

    50 Route 111 Ste 302, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Farzad Forohar is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. Forohar is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Gastrectomy, and Endoscopy.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Northwell Health Physician Partners Family Medicine At Smithtown

    9 Brooksite Drive, 
    Smithtown, NY 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Dragone is a primary care provider, practicing in Family Medicine in Smithtown, New York. Dr. Dragone is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His clinical expertise encompasses Cystic Hygroma, Abdominal Cystic Lymphangioma, Cavernous Lymphangioma, and Hygroma Cervical.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required

    Northwell Health Physician Partners At Smithtown

    222 Middle Country Road, Suite 330, 
    Smithtown, NY 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    David Purow is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. Purow is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Colitis, Irritable Bowel Syndrome (IBS), Gastrectomy, and Endoscopy. Dr. Purow is board certified in American Board Of Internal Medicine/Gastroenterology. Dr. Purow is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Diarrhea
    Pediatric Gastroenterology
    Experienced in Diarrhea
    Pediatric Gastroenterology
    Referral may be required

    Cohen Children's Northwell Health Physician Partners Pediatric Specialists At Smithtown

    222 Middle Country Road, Suite 106, 
    Smithtown, NY 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    James Markowitz is a Pediatric Gastroenterologist practicing medicine in Smithtown, New York. Dr. Markowitz is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Crohn's Disease, Hemorrhagic Proctocolitis, Colonoscopy, and Endoscopy. Dr. Markowitz is board certified in American Board Of Pediatrics/Gastroenterology and American Board Of Pediatrics. Dr. Markowitz is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    Referral may be required

    Office

    48 Route 25A Ste 105, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English

    Ravi Ainapudi is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. Ainapudi 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 Choledocholithiasis, Chronic Idiopathic Constipation (CIC), Hiatal Hernia, Endoscopy, and Colonoscopy.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Mather Primary Care At Stony Brook

    2500 Nesconset Highway, Bldg 2, 
    Stony Brook, NY 
     (4.5 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 Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and High Cholesterol.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine

    Dr. Anthony J. Rizzo

    200 Howells Rd, 
    Bay Shore, NY 
     (9.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Anthony Rizzo is a primary care provider, practicing in Family Medicine in Bay Shore, New York. Dr. Rizzo is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 138 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Pacemaker Implantation. Dr. Rizzo is currently accepting new patients.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required

    St. Catherine Of Siena Hospital

    50 Route 25A, 
    Smithtown, NY 
     (0.5 miles away)
    Languages Spoken:
    English

    Zvi Alpern is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. Alpern is rated as an Experienced 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 Barrett Esophagus, Sturge-Weber Syndrome, Cowden Syndrome, Gastrectomy, and Colonoscopy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Southwest Suffolk Medical PC

    50 Route 25a, 
    Smithtown, NY 
     (0.5 miles away)
    Languages Spoken:
    English

    Narinder Dawar is a primary care provider, practicing in Internal Medicine in Smithtown, New York. Dr. Dawar is rated as an Experienced 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 Acute Kidney Failure, Diverticular Disease, Sepsis, Gastrostomy, and Endoscopy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    St. Catherine Of Siena Hospital

    50 Route 25A, 
    Smithtown, NY 
     (0.5 miles away)
    Languages Spoken:
    English

    Muhammad Noor is a primary care provider, practicing in Internal Medicine in Smithtown, New York. Dr. Noor is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Lung Metastases, Bladder Reconstruction, and Endoscopy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Smithtown Medical Specialists PC

    215 E Main St, 
    Smithtown, NY 
     (0.6 miles away)
    Languages Spoken:
    English

    Richard Gold is a primary care provider, practicing in Internal Medicine in Smithtown, New York. Dr. Gold is rated as an Experienced 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 Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, High Cholesterol, and Ureteroscopy.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required

    North Shore Digestive Medicine PC

    50 Route 111 Ste 302, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English

    Alan Spielberg is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. Spielberg is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Tenesmus, Gastrointestinal Bleeding, Endoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Kanwar Iqbal Singh Gill MD. PC

    300 E Main St Ste 6, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English

    Gagandeep Gill is a primary care provider, practicing in Internal Medicine in Smithtown, New York. Dr. Gill is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Experienced in Diarrhea
    Pediatric Gastroenterology
    Experienced in Diarrhea
    Pediatric Gastroenterology
    Referral may be required

    Stony Brook Advanced Pediatric Care

    260 E Main St Ste 107, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English

    Keith Breglio is a Pediatric Gastroenterologist practicing medicine in Smithtown, New York. Dr. Breglio is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Encopresis, Tracheoesophageal Fistula, and Diarrhea.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required

    New York Spine Care Medical PC

    285 E Main St, 
    Smithtown, NY 
     (0.9 miles away)
    Languages Spoken:
    English

    Francesco Gallo is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. Gallo is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Barrett Esophagus, Heartburn, and Hiatal Hernia.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required

    New York Spine Care Medical PC

    285 E Main St, 
    Smithtown, NY 
     (0.9 miles away)
    Languages Spoken:
    English

    Matias D'costa is a Gastroenterologist practicing medicine in Smithtown, New York. Dr. D'costa is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Hemorrhoids, Heartburn, and Gastric Dysmotility.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Optimum Care Family Medicine LLC

    321 E Main St Ste 1, 
    Smithtown, NY 
     (1.1 miles away)
    Languages Spoken:
    English

    Nicholas Livrieri is a primary care provider, practicing in Family Medicine in Smithtown, New York. Dr. Livrieri is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His clinical expertise encompasses Anemia, High Cholesterol, Fish-Eye Disease, and Familial HDL Deficiency.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Mulder Family Physical Therapy PC

    515 Route 111, 
    Hauppauge, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Roberta Bianco is a primary care provider, practicing in Family Medicine in Hauppauge, New York. Dr. Bianco 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 Otitis, Parainfluenza Virus Type 3, Parainfluenza, and High Cholesterol.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    North Shore Medical Group Of The Mount Sinai School Of Medicine

    59 Southern Blvd, 
    Nesconset, NY 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Andrew Radzik is a primary care provider, practicing in Internal Medicine in Nesconset, New York. Dr. Radzik is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Low Sodium Level. Dr. Radzik is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Primary Medical Care Of Suffolk County PC

    55 Southern Blvd, 
    Nesconset, NY 
     (1.9 miles away)
    Languages Spoken:
    English

    Richard Sabinsky is a primary care provider, practicing in Internal Medicine in Nesconset, New York. Dr. Sabinsky is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Hypertensive Heart Disease, High Cholesterol, Enlarged Liver, and Nephrosclerosis.

    Showing 1-20 of 196

    Last Updated: 09/26/2026

    What is the definition of Diarrhea?

    Diarrhea is when you pass loose or watery stool.

    When should I see a Diarrhea doctor near smithtown, 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 smithtown, 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 smithtown, 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 smithtown, 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 smithtown, 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 smithtown, 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 smithtown, 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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