The 20 Best Diarrhea Doctors Near Me in Waterbury, CT

Find the Top Diarrhea Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 151 doctor with experience in Diarrhea near Waterbury, CT. Of these, 125 are Experienced, 24 are Advanced and 2 are Distinguished.

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151 providers found
    Experienced in Diarrhea
    Pediatrics | Emergency Medicine
    Experienced in Diarrhea
    Pediatrics | Emergency Medicine

    Vituity Emergency Medicine Service - Saint Mary's Hospital

    56 Franklin St, 
    Waterbury, CT 
     (1.0 miles away)
    Experience:
    15+ years
    Languages Spoken:
    English
    Accepting New Patients

    Karl Hellstrand is a Pediatrics specialist and an Emergency Medicine provider practicing medicine in Waterbury, Connecticut. He has been practicing medicine for over 15 years. Dr. Hellstrand 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 Asthma in Children, Genetic Epilepsy with Febrile Seizures Plus (GEFS+), Diarrhea, and Croup. Dr. Hellstrand is board certified in American Board Of Pediatrics, Pediatric Emergency Medicine and American Board Of Pediatrics. Dr. Hellstrand is currently accepting new patients.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Vituity Emergency Medicine Service - Saint Mary's Hospital

    56 Franklin St, 
    Waterbury, CT 
     (1.0 miles away)
    Experience:
    14+ years
    Languages Spoken:
    English
    Accepting New Patients

    Nicole O'connell is a Pediatrics provider practicing medicine in Waterbury, Connecticut. She has been practicing medicine for over 14 years. Dr. O'connell 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 Respiratory Syncytial Virus (RSV) Infection, Asthma in Children, Genetic Epilepsy with Febrile Seizures Plus (GEFS+), and Croup. Dr. O'connell is board certified in American Board Of Pediatrics, Pediatric Emergency Medicine and American Board Of Pediatrics. Dr. O'connell is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology | Internal Medicine
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine

    Trinity Health Of New England Medical Group - Gastroenterology

    133 Scovill St, Ste 101, 
    Waterbury, CT 
     (0.9 miles away)
    Experience:
    37+ years
    Languages Spoken:
    English
    Accepting New Patients

    Magdi Khalil is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Waterbury, Connecticut. He has been practicing medicine for over 37 years. Dr. Khalil is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Heartburn, Hemorrhoids, Gardner Syndrome, Gastrectomy, and Endoscopy. Dr. Khalil is board certified in American Board Of Internal Medicine, Gastroenterology. Dr. Khalil is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine

    Trinity Health Of New England Medical Group - Gastroenterology

    133 Scovill St, Ste 101, 
    Waterbury, CT 
     (0.9 miles away)
    Experience:
    38+ years
    Languages Spoken:
    English
    Accepting New Patients

    Bhupinder Lyall is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Waterbury, Connecticut. He has been practicing medicine for over 38 years. Dr. Lyall 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 Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Gardner Syndrome, Gastrectomy, and Endoscopy. Dr. Lyall is board certified in American Board Of Internal Medicine, Gastroenterology and American Board Of Internal Medicine. Dr. Lyall is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology | Internal Medicine
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine

    Trinity Health Of New England Medical Group - Gastroenterology

    133 Scovill St, Ste 101, 
    Waterbury, CT 
     (0.9 miles away)
    Experience:
    16+ years
    Languages Spoken:
    English
    Accepting New Patients

    Russell Parvin is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Waterbury, Connecticut. He has been practicing medicine for over 16 years. Dr. Parvin is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Colonoscopy, and Gastrectomy. Dr. Parvin is board certified in American Board Of Internal Medicine, Gastroenterology. Dr. Parvin is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology | Internal Medicine
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine

    Naugatuck Valley Gastroenterology Consultants LLC

    166 Waterbury Rd, Ste 104, 
    Prospect, CT 
     (3.6 miles away)
    Experience:
    31+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Thomas Rockoff is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Prospect, Connecticut. He has been practicing medicine for over 31 years. Dr. Rockoff is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Diverticular Disease, Irritable Bowel Syndrome (IBS), Endoscopy, and Gastrectomy. Dr. Rockoff is board certified in American Board Of Internal Medicine, Gastroenterology. Dr. Rockoff is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology | Internal Medicine
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine

    Naugatuck Valley Gastroenterology Consultants LLC

    166 Waterbury Rd, Ste 104, 
    Prospect, CT 
     (3.6 miles away)
    Experience:
    23+ years
    Languages Spoken:
    English
    Accepting New Patients

    Anthony Schore is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Prospect, Connecticut. He has been practicing medicine for over 23 years. Dr. Schore is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Familial Adenomatous Polyposis, Anemia, Endoscopy, and Gastrectomy. Dr. Schore is board certified in American Board Of Internal Medicine, Gastroenterology. Dr. Schore is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology | Internal Medicine
    Advanced in Diarrhea
    Gastroenterology | Internal Medicine

    Trinity Health Of New England - Gastroenterology

    58 Maple St, Ste 300, 
    Naugatuck, CT 
     (4.7 miles away)
    Experience:
    31+ years
    Languages Spoken:
    English
    Accepting New Patients

    Pikeshkumar Patel is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Naugatuck, Connecticut. He has been practicing medicine for over 31 years. Dr. Patel 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 Hepatitis C, Hepatitis, Macroamylasemia, Colonoscopy, and Gastrectomy. Dr. Patel is board certified in American Board Of Internal Medicine, Gastroenterology. Dr. Patel is currently accepting new patients.

    Experienced in Diarrhea
    Gastroenterology | Internal Medicine
    Experienced in Diarrhea
    Gastroenterology | Internal Medicine

    Trinity Health Of New England Medical Group - Gastroenterology

    133 Scovill St, Ste 101, 
    Waterbury, CT 
     (0.9 miles away)
    Experience:
    13+ years
    Languages Spoken:
    English
    Accepting New Patients

    Praneet Wander is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Waterbury, Connecticut. She has been practicing medicine for over 13 years. Dr. Wander is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Gastrointestinal Bleeding, Familial Adenomatous Polyposis, Heartburn, Endoscopy, and Colonoscopy. Dr. Wander is board certified in American Board Of Internal Medicine, Gastroenterology and American Board Of Internal Medicine. Dr. Wander is currently accepting new patients.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Vituity Emergency Medicine Service - Saint Mary's Hospital

    56 Franklin St, 
    Waterbury, CT 
     (1.0 miles away)
    Experience:
    21+ years
    Languages Spoken:
    English
    Accepting New Patients

    Andrew Heggland is a Pediatrics provider practicing medicine in Waterbury, Connecticut. He has been practicing medicine for over 21 years. Dr. Heggland is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His clinical expertise encompasses Asthma in Children, Diarrhea, Genetic Epilepsy with Febrile Seizures Plus (GEFS+), and Cerebral Hypoxia. Dr. Heggland is board certified in American Board Of Preventive Medicine, Clinical Informatics , American Board Of Pediatrics, Pediatric Emergency Medicine , and American Board Of Pediatrics. Dr. Heggland is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Alliance Medical Group PC

    1625 Straits Turnpike, 
    Middlebury, CT 
     (2.2 miles away)
    Experience:
    42+ years
    Languages Spoken:
    English
    Accepting New Patients

    Leonardi Koliani is a primary care provider, practicing in Internal Medicine in Middlebury, Connecticut. He has been practicing medicine for over 42 years. Dr. Koliani is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Cellulitis, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Koliani is board certified in American Board Of Internal Medicine, Internal Medicine, Sleep Medicine. Dr. Koliani is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Scovill Medical Group

    1389 W Main St, Bldg 2 Ste 325, 
    Waterbury, CT 
     (2.3 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English
    Accepting New Patients

    Fausto Lanao is a primary care provider, practicing in Internal Medicine in Waterbury, Connecticut. He has been practicing medicine for over 41 years. Dr. Lanao 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 Maturity Onset Diabetes of the Young, Papular Urticaria, High Cholesterol, and Type 2 Diabetes (T2D). Dr. Lanao is board certified in American Board Of Internal Medicine. Dr. Lanao is currently accepting new patients.

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

    East Main Internal Medicine

    1981 E Main St, 2nd Fl, 
    Waterbury, CT 
     (2.4 miles away)
    Experience:
    43+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edmund Quinn is a primary care provider, practicing in Internal Medicine and Family Medicine in Waterbury, Connecticut. He has been practicing medicine for over 43 years. Dr. Quinn is rated as an Experienced 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 Sitosterolemia, High Cholesterol, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Quinn is board certified in American Board Of Internal Medicine. Dr. Quinn is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Primary Care Partners PC

    166 Waterbury Rd, Ste 300, 
    Prospect, CT 
     (3.6 miles away)
    Experience:
    11+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Diane Kim is a primary care provider, practicing in Internal Medicine in Prospect, Connecticut. She has been practicing medicine for over 11 years. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Obesity, Vitamin D Deficiency, High Cholesterol, and Obesity in Children. Dr. Kim is board certified in American Board Of Internal Medicine. Dr. Kim is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Primary Care Partners PC

    166 Waterbury Rd, Ste 300, 
    Prospect, CT 
     (3.6 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sudha Thiruvengadam is a primary care provider, practicing in Internal Medicine in Prospect, Connecticut. She has been practicing medicine for over 27 years. Dr. Thiruvengadam is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Xanthoma, Familial Combined Hyperlipidemia, Cirrhosis, and Vitamin B12 Deficiency Anemia. Dr. Thiruvengadam is board certified in American Board Of Internal Medicine. Dr. Thiruvengadam is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Primary Care Partners PC

    166 Waterbury Rd, Ste 300, 
    Prospect, CT 
     (3.6 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Carlos Almeida is a primary care provider, practicing in Internal Medicine in Prospect, Connecticut. He has been practicing medicine for over 24 years. Dr. Almeida is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Magnesium Deficiency, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Almeida is board certified in American Board Of Internal Medicine. Dr. Almeida is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Wolcott Internal Medicine

    503 Wolcott Rd, 2nd Fl, 
    Wolcott, CT 
     (4.0 miles away)
    Experience:
    13+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joseph Pruner is a primary care provider, practicing in Internal Medicine in Wolcott, Connecticut. He has been practicing medicine for over 13 years. Dr. Pruner is rated as an Experienced 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 Heart Failure, Pulmonary Edema, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Pruner is board certified in American Board Of Internal Medicine. Dr. Pruner is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Prospect Family Medicine

    115 Waterbury Rd, 
    Prospect, CT 
     (4.1 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English
    Accepting New Patients

    Renika Mcleod is a primary care provider, practicing in Family Medicine in Prospect, Connecticut. She has been practicing medicine for over 26 years. Dr. Mcleod is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, High Cholesterol, and Multisystem Inflammatory Syndrome in Children (MIS-C). Dr. Mcleod is board certified in American Board Of Family Medicine. Dr. Mcleod is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Alliance Medical Group, PC (Naugatuck)

    305 Church St, 
    Naugatuck, CT 
     (4.5 miles away)
    Experience:
    43+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Elser is a primary care provider, practicing in Internal Medicine in Naugatuck, Connecticut. He has been practicing medicine for over 43 years. Dr. Elser is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Dementia, Infant Hyperglycemia, Hypertension, and Familial Hypertension. Dr. Elser is board certified in American Board Of Internal Medicine. Dr. Elser is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    East End Primary Care And Multi Specialty

    3801 E Main St, 2nd Fl, 
    Waterbury, CT 
     (4.6 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kate Burlison is a primary care provider, practicing in Internal Medicine in Waterbury, Connecticut. She has been practicing medicine for over 28 years. Dr. Burlison is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Infant Hyperglycemia, High Cholesterol, and Glucocorticoid-Remediable Aldosteronism. Dr. Burlison is board certified in American Board Of Internal Medicine. Dr. Burlison is currently accepting new patients.

    Showing 1-20 of 151

    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 Waterbury, CT?

    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 Waterbury, CT?

    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 Waterbury, CT?

    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 Waterbury, CT?

    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 Waterbury, CT?

    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 Waterbury, CT?

    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 Waterbury, CT?

    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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