The 20 Best Diarrhea Doctors Near Me in merrick, NY

Find the Top Diarrhea Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 438 doctor with experience in Diarrhea near merrick, NY. Of these, 394 are Experienced, 40 are Advanced, 1 are Distinguished and 1 are Elite.

Location
LocationClose
438 providers found
    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Northwell Health Physician Partners Internal Medicine At Wantagh

    2857 Jerusalem Avenue, 
    Wantagh, NY 
     (2.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eric Last is a primary care provider, practicing in Internal Medicine in Wantagh, New York. Dr. Last is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Last is board certified in American Board Of Internal Medicine. Dr. Last is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine | Internal Medicine
    Experienced in Diarrhea
    Family Medicine | Internal Medicine

    Northwell Health Physician Partners Internal Medicine At Seaford

    850 Hicksville Road, Suite 110, 
    Seaford, NY 
     (4.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Geri Digiovanna is a primary care provider, practicing in Family Medicine and Internal Medicine in Seaford, New York. Dr. Digiovanna is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses High Cholesterol, Hypothyroidism, COVID-19, and Multisystem Inflammatory Syndrome in Children (MIS-C). Dr. Digiovanna is currently accepting new patients.

    Advanced in Diarrhea
    Pediatrics | Pediatric Gastroenterology
    Advanced in Diarrhea
    Pediatrics | Pediatric Gastroenterology
    Referral may be required

    ColumbiaDoctors - 3019 Merrick Road

    3019 Merrick Road, 
    Wantagh, NY 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Julie Khlevner is a Pediatrics specialist and a Pediatric Gastroenterologist practicing medicine in Wantagh, New York. Dr. Khlevner is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Tracheoesophageal Fistula, Esophageal Atresia, Gastrointestinal Fistula, Gastrostomy, and Endoscopy. Dr. Khlevner is board certified in Pediatrics and Pediatric Gastroenterology. Dr. Khlevner is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Hempstead Medical Group PLLC

    500 Front St, 
    Hempstead, NY 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Vilma Vas is a primary care provider, practicing in Internal Medicine in Hempstead, New York. Dr. Vas is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Sickle Cell Disease. Dr. Vas is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    South Shore General Surgery PC

    2 Main St, 
    Hempstead, NY 
     (4.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Faika Khan is a primary care provider, practicing in Family Medicine in Hempstead, New York. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 23 other conditions, according to our data. Her clinical expertise encompasses Multisystem Inflammatory Syndrome in Children (MIS-C), COVID-19, Low Blood Pressure, and Oral Herpes. Dr. Khan is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Office

    100 Veterans Blvd Ste 2, 
    Massapequa, NY 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Stephen Sisselman is a primary care provider, practicing in Internal Medicine in Massapequa, New York. Dr. Sisselman is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, High Cholesterol, Familial Dilated Cardiomyopathy, and Nasal Flaring. Dr. Sisselman is currently accepting new patients.

    Advanced in Diarrhea
    Advanced in Diarrhea
    Referral may be required

    Francisco A Martinez Pediatrics PC

    27 W Merrick Rd, 
    Freeport, NY 
     (1.7 miles away)
    Languages Spoken:
    English

    Francisco Martinez is a Pediatrics provider practicing medicine in Freeport, New York. Dr. Martinez is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Herpangina, Viral Gastroenteritis, and Diarrhea.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required
    3019 Merrick Road, 
    Wantagh, NY 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Novak is a Gastroenterologist practicing medicine in Wantagh, New York. Dr. Novak 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 Familial Adenomatous Polyposis, Barrett Esophagus, Turcot Syndrome, Colonoscopy, and Gastrectomy. Dr. Novak is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology. Dr. Novak is currently accepting new patients.

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

    Gastrointestinal Care Of Long Island PLLC

    33 N Ocean Ave, Floor 2, 
    Freeport, NY 
     (1.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Harold Lipsky is a Gastroenterologist practicing medicine in Freeport, New York. Dr. Lipsky is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Small Bowel Bacterial Overgrowth, Gastrostomy, and Endoscopy.

    Advanced in Diarrhea
    Pediatrics
    Advanced in Diarrhea
    Pediatrics
    Referral may be required

    Seaford Pediatrics

    2245 Jackson Ave, 
    Seaford, NY 
     (3.4 miles away)
    Languages Spoken:
    English

    Adam Yaker is a Pediatrics provider practicing medicine in Seaford, New York. Dr. Yaker is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Respiratory Syncytial Virus (RSV) Infection, Croup, and Diarrhea.

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

    Gastrointestinal Care Of Long Island PLLC

    187 Veterans Blvd, 
    Massapequa, NY 
     (4.2 miles away)
    Languages Spoken:
    English

    David Wolfson is a Gastroenterologist practicing medicine in Massapequa, New York. Dr. Wolfson is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Heartburn, Proctitis, Gastritis, and Chronic Erosive Gastritis.

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

    Gastrointestinal Care Of Long Island PLLC

    187 Veterans Blvd, 
    Massapequa, NY 
     (4.2 miles away)
    Languages Spoken:
    English

    Scott Tenner is a Gastroenterologist practicing medicine in Massapequa, New York. Dr. Tenner is rated as an Advanced 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 Heartburn, Irritable Bowel Syndrome (IBS), Campylobacter Infection, and Helicobacter Pylori Infection.

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

    Nassau University Medical Center

    2201 Hempstead Tpke, 
    East Meadow, NY 
     (4.4 miles away)
    Languages Spoken:
    English

    Paul Mustacchia is a Gastroenterologist practicing medicine in East Meadow, New York. Dr. Mustacchia 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 Diarrhea, Obesity, Gastrointestinal Bleeding, Endoscopy, and Colonoscopy.

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

    Nassau University Medical Center

    2201 Hempstead Tpke, 
    East Meadow, NY 
     (4.4 miles away)
    Languages Spoken:
    English

    Kaleem Rizvon is a Gastroenterologist practicing medicine in East Meadow, New York. Dr. Rizvon is rated as an Advanced 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 Hepatitis, Irritable Bowel Syndrome (IBS), Diarrhea, Endoscopy, and Colonoscopy.

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

    Nassau University Medical Center

    2201 Hempstead Tpke, 
    East Meadow, NY 
     (4.4 miles away)
    Languages Spoken:
    English

    Nausheer Khan is a Gastroenterologist practicing medicine in East Meadow, New York. Dr. Khan 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, Anemia, Gastrectomy, and Endoscopy.

    Experienced in Diarrhea
    Geriatrics | Internal Medicine
    Experienced in Diarrhea
    Geriatrics | Internal Medicine
    Referral may be required
    500 Front Street, 
    Hempstead, NY 
     (4.5 miles away)
    Languages Spoken:
    English, Gujarati , Hindi
    Accepting New Patients

    Rupal Shah is a primary care provider, practicing in Geriatrics and Internal Medicine in Hempstead, New York. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Anemia, High Cholesterol, Hypertension, Familial Hypertension, and Thrombectomy. Dr. Shah is currently accepting new patients.

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

    Merrick Office

    131 Merrick Rd Ste 1, 
    Merrick, NY 
     (0.1 miles away)
    Languages Spoken:
    English

    Richard Steller is a Gastroenterologist practicing medicine in Merrick, New York. Dr. Steller 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 Celiac Disease, Tenesmus, Barrett Esophagus, and Irritable Bowel Syndrome (IBS).

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required
    131 Merrick Road, 
    Merrick, NY 
     (0.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Daniel Mausner is a Gastroenterologist practicing medicine in Merrick, New York. Dr. Mausner is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Gastric Dysmotility, and Barrett Esophagus. Dr. Mausner is currently accepting new patients.

    Experienced in Diarrhea
    Pediatrics
    Experienced in Diarrhea
    Pediatrics
    Referral may be required

    Office

    150 Hewlett Ave, 
    Merrick, NY 
     (0.4 miles away)
    Languages Spoken:
    English

    Pamela Banks is a Pediatrics provider practicing medicine in Merrick, New York. Dr. Banks 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 Herpangina, Obesity in Children, Croup, and Scarlet Fever.

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

    Long Island Gastroenterology Group P C

    131 Merrick Rd, 
    Merrick, NY 
     (0.6 miles away)
    Languages Spoken:
    English

    Sonya Ventour is a Gastroenterologist practicing medicine in Merrick, New York. Dr. Ventour is rated as an Experienced 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 Gastritis, Chronic Erosive Gastritis, Hemorrhoids, Gastrectomy, and Gastrostomy.

    Showing 1-20 of 438

    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 merrick, 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 merrick, 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 merrick, 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 merrick, 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 merrick, 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 merrick, 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 merrick, 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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