The 20 Best Diarrhea Doctors Near Me in New Hampshire, US

Find the Top Diarrhea Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 380 doctor with experience in Diarrhea near New Hampshire, US. Of these, 358 are Experienced, 21 are Advanced and 1 are Distinguished.

Location
LocationClose
380 providers found
    Distinguished in Diarrhea
    Internal Medicine
    Distinguished in Diarrhea
    Internal Medicine

    Beacon Internal Medicine

    155 Borthwick Ave Ste 202W, 
    Portsmouth, NH 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Daniel Davies is a primary care provider, practicing in Internal Medicine in Portsmouth, New Hampshire. Dr. Davies is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Maturity Onset Diabetes of the Young. Dr. Davies is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Rochester Primary Care

    245 Rochester Hill Rd Ste 1A, 
    Rochester, NH 
    Languages Spoken:
    English
    Accepting New Patients

    Alexander Geller is a primary care provider, practicing in Internal Medicine in Rochester, New Hampshire. Dr. Geller is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Necrosis, Emphysema, Bullae, Ureteroscopy, and Hip Replacement. Dr. Geller is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Hampton Internal Medicine

    55 High St Ste 201, 
    Hampton, NH 
    Languages Spoken:
    English
    Accepting New Patients

    Gregory Morrissey is a primary care provider, practicing in Internal Medicine in Hampton, New Hampshire. Dr. Morrissey is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Maturity Onset Diabetes of the Young. Dr. Morrissey is currently accepting new patients.

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

    Portsmouth Internal Medicine

    100 Eileen Dondero Foley Ave Ste 300, 
    Portsmouth, NH 
    Languages Spoken:
    English
    Accepting New Patients

    Sara Erickson is a primary care provider, practicing in Internal Medicine in Portsmouth, New Hampshire. Dr. Erickson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Hypothyroidism. Dr. Erickson is currently accepting new patients.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Office

    275 Mammoth Rd, 
    Manchester, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Muhammad Pasha is a primary care provider, practicing in Geriatrics in Manchester, New Hampshire. Dr. Pasha is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Alzheimer's Disease, Dementia, Lung Metastases, and Glucocorticoid-Remediable Aldosteronism.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    New Hampshire Gastroenterology

    9 Washington Pl Ste 204, 
    Bedford, NH 
    Languages Spoken:
    English
    Accepting New Patients

    Angel Fernandez is a Gastroenterologist in Bedford, New Hampshire. Dr. Fernandez is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy. Dr. Fernandez is currently accepting new patients.

    Advanced in Diarrhea
    Internal Medicine
    Advanced in Diarrhea
    Internal Medicine

    Concord Hospital-Laconia

    85 Spring St, 
    Laconia, NH 
    Languages Spoken:
    English

    Hillary Conkling is a primary care provider, practicing in Internal Medicine in Laconia, New Hampshire. Dr. Conkling is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Gastroesophageal Reflux Disease (GERD), Trichohepatoenteric Syndrome, Diarrhea, and Obesity.

    Advanced in Diarrhea
    Advanced in Diarrhea

    Mary Hitchcock Memorial Hospital

    1 Medical Center Dr, 
    Lebanon, NH 
    Languages Spoken:
    English

    Gina Fernandez is a primary care provider, practicing in Geriatrics in Lebanon, New Hampshire. Dr. Fernandez is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diabetic Retinopathy, Trichohepatoenteric Syndrome, Diarrhea, and Hypertension.

    Advanced in Diarrhea
    Internal Medicine
    Advanced in Diarrhea
    Internal Medicine

    Office

    3 Alumni Dr Ste 201, 
    Exeter, NH 
    Languages Spoken:
    English

    Chad Cabral is an Internal Medicine provider in Exeter, New Hampshire. Dr. Cabral is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Adenomatous Polyposis, Heartburn, Barrett Esophagus, Visceromegaly, and Gastrectomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Atlantic Digestive Specialists PLLC

    21 Clark Way, 
    Somersworth, NH 
    Languages Spoken:
    English
    Offers Telehealth

    William Maher is a Gastroenterologist in Somersworth, New Hampshire. Dr. Maher is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diverticular Disease, Visceromegaly, Esophagitis, Endoscopy, and Colonoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    330 Borthwick Ave Ste 311, 
    Portsmouth, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Robert Ruben is a Gastroenterologist in Portsmouth, New Hampshire. Dr. Ruben is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Achalasia, Endoscopy, and Colonoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Dartmouth-Hitchcock Manchester Laboratory

    100 Hitchcock Way, 
    Manchester, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Trinh Meyer is a Gastroenterologist in Manchester, New Hampshire. Dr. Meyer is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Crohn's Disease, Gastroesophageal Reflux Disease (GERD), Ulcerative Colitis, Gastrectomy, and Endoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    3 Alumni Dr Ste 201, 
    Exeter, NH 
    Languages Spoken:
    English

    Hillary Tompkins is a Gastroenterologist in Exeter, New Hampshire. Dr. Tompkins is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Familial Adenomatous Polyposis, Ulcerative Colitis, Diverticular Disease, Swallowing Difficulty, and Endoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    330 Borthwick Ave Ste 311, 
    Portsmouth, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Brian Hyett is a Gastroenterologist in Portsmouth, New Hampshire. Dr. Hyett is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Barrett Esophagus, Hepatitis, Ascites, Endoscopy, and Colonoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    330 Borthwick Ave Ste 311, 
    Portsmouth, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Aristotle Damianos is a Gastroenterologist in Portsmouth, New Hampshire. Dr. Damianos is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Barrett Esophagus, Trichohepatoenteric Syndrome, Crohn's Disease, Endoscopy, and Gastrostomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Northeast Gastroenterology Associates LLC

    2 Manor Pkwy Ste 5, 
    Salem, NH 
    Languages Spoken:
    English

    Maurice Cohen is a Gastroenterologist in Salem, New Hampshire. Dr. Cohen is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Bile Acid Malabsorption, Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Gastrectomy, and Endoscopy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    330 Borthwick Ave Ste 311, 
    Portsmouth, NH 
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Roger Epstein is a Gastroenterologist in Portsmouth, New Hampshire. Dr. Epstein 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 Gastroesophageal Reflux Disease (GERD), Trichohepatoenteric Syndrome, Ascites, Endoscopy, and Colonoscopy.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine

    Office

    6 Tsienneto Rd Ste 100, 
    Derry, NH 
    Languages Spoken:
    English
    Offers Telehealth

    John Wheeler is a primary care provider, practicing in Family Medicine in Derry, New Hampshire. Dr. Wheeler is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), Bronchitis, Obesity, and Osteomyelitis in Children.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Office

    21 Clark Way # 108, 
    Somersworth, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Jennifer Lewis is a Gastroenterologist in Somersworth, New Hampshire. Dr. Lewis is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Pulmonary Arteriovenous Malformation (PAVM), Gardner Syndrome, Arteriovenous Malformation, Colonoscopy, and Endoscopy.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine

    Office

    21 Hampton Rd Bldg 1, 
    Exeter, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Michael Pangan is a primary care provider, practicing in Family Medicine in Exeter, New Hampshire. Dr. Pangan is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Chronic Cough, High Cholesterol, Lung Metastases, and Familial Hypertension.

    Showing 1-20 of 380

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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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