The 20 Best Colonoscopy Doctors near wading river, NY

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 09/26/2026

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MediFind found 77 doctor with experience in Colonoscopy near wading river, NY. Of these, 72 are Experienced and 5 are Advanced.

Location
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77 providers found
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Seth Persky is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Persky is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Hemorrhoids, Diarrhea, Colonoscopy, and Gastrectomy. Dr. Persky is currently accepting new patients.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English, Russian
    Accepting New Patients

    Eugene Licht is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Licht is rated as an Advanced provider by MediFind in Colonoscopy. 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. Dr. Licht is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    H Cohn is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Cohn is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Watermelon Stomach, Gastritis, Hemorrhoids, Gastrectomy, and Endoscopy. Dr. Cohn is currently accepting new patients.

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

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Robert Baranowski is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Baranowski is rated as an Experienced provider by MediFind in Colonoscopy. 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. Dr. Baranowski is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Eugene Coman is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Coman is rated as an Experienced provider by MediFind in Colonoscopy. 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. Dr. Coman is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English, Russian
    Accepting New Patients

    Emily Glazer is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Glazer is rated as an Experienced provider by MediFind in Colonoscopy. 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. Dr. Glazer is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Howard Keschner is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Keschner is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Hemorrhoids, Gastritis, Gastrectomy, and Colonoscopy. Dr. Keschner is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Gary Bernstein is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Bernstein is rated as an Experienced provider by MediFind in Colonoscopy. 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. Dr. Bernstein is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Long Island Digestive Disease Consultants Gastroenterology At Wading River

    271 Route 25A, Suite 1, 
    Wading River, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    William Cohn is a Gastroenterologist practicing medicine in Wading River, New York. Dr. Cohn is rated as an Experienced provider by MediFind in Colonoscopy. 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. Dr. Cohn is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Peconic Bay Medical Group At Manorville, Building D1

    496 County Road 111, Building D1, 
    Manorville, NY 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sara Cerrone is a Gastroenterologist practicing medicine in Manorville, New York. Dr. Cerrone is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Gastrointestinal Bleeding, Angiodysplasia of the Colon, Gastritis, Endoscopy, and Gastrectomy. Dr. Cerrone is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology. Dr. Cerrone is currently accepting new patients.

    Experienced in Colonoscopy
    Colorectal Surgery | General Surgery
    Experienced in Colonoscopy
    Colorectal Surgery | General Surgery
    Referral may be required

    Peconic Bay Medical Group At Manorville, Building D1

    496 County Road 111, Building D1, 
    Manorville, NY 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Brett Ruffo is a Colorectal Surgeon and a General Surgeon practicing medicine in Manorville, New York. Dr. Ruffo is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Anal Fissure, Hernia Surgery, and Ileostomy. Dr. Ruffo is board certified in American Board Of Colon & Rectal Surgery and American Board Of Surgery. Dr. Ruffo is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Mather Medical Group

    125 Oakland Avenue, Suite 204, 
    Port Jefferson, NY 
     (11.0 miles away)
    Languages Spoken:
    English, Russian
    Offers Telehealth

    Halyna Chykyda is a primary care provider, practicing in Internal Medicine in Port Jefferson, New York. Dr. Chykyda is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses COVID-19, Sepsis, Pneumonia, Gastrostomy, and Endoscopy. Dr. Chykyda is board certified in American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required
    287 Wading River Road, 
    Manorville, NY 
     (8.9 miles away)
    Languages Spoken:
    English, Hebrew
    Accepting New Patients
    Offers Telehealth

    Mark Coronel is a Gastroenterologist practicing medicine in Manorville, New York. Dr. Coronel is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Gastritis, Tenesmus, Indigestion, Gastrostomy, and Endoscopy. Dr. Coronel is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Office

    116 Terryville Rd, 
    Port Jefferson Station, NY 
     (11.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sanjay Sangwan is a primary care provider, practicing in Internal Medicine in Port Jefferson Station, New York. Dr. Sangwan is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Acute Kidney Failure, Sepsis, Hypertension, Gastrostomy, and Endoscopy. Dr. Sangwan is currently accepting new patients.

    Experienced in Colonoscopy
    General Surgery | Internal Medicine
    Experienced in Colonoscopy
    General Surgery | Internal Medicine
    Referral may be required

    Mather Medical Group

    70 N Country Rd, Suite 102, 
    Port Jefferson, NY 
     (11.0 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Mohamad Abouzeid is an Internal Medicine provider practicing medicine in Port Jefferson, New York. He has been practicing medicine for over 17 years. Dr. Abouzeid is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Retroperitoneal Inflammation, Gallbladder Disease, Cholecystitis, Hernia Surgery, and Gastrostomy. Dr. Abouzeid is board certified in American Board Of Surgery.

    Advanced in Colonoscopy
    Internal Medicine
    Advanced in Colonoscopy
    Internal Medicine

    Office

    3 Technology Dr, 
    East Setauket, NY 
     (13.3 miles away)
    Languages Spoken:
    English

    Edward Sun is a primary care provider, practicing in Internal Medicine in East Setauket, New York. Dr. Sun is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Angiodysplasia of the Colon, Gastrointestinal Bleeding, Watermelon Stomach, Endoscopy, and Colonoscopy.

    Advanced in Colonoscopy
    Internal Medicine
    Advanced in Colonoscopy
    Internal Medicine

    Stony Brook University Hospital

    101 Nicolls Rd, 
    Stony Brook, NY 
     (14.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Farah Monzur is a primary care provider, practicing in Internal Medicine in Stony Brook, New York. Dr. Monzur is rated as an Advanced provider by MediFind in Colonoscopy. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Stony Brook University Hospital

    101 Nicolls Rd, 
    Stony Brook, NY 
     (14.5 miles away)
    Languages Spoken:
    English

    Olga Aroniadis is a Gastroenterologist practicing medicine in Stony Brook, New York. Dr. Aroniadis is rated as an Advanced provider by MediFind in Colonoscopy. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Irritable Bowel Syndrome (IBS), Angiodysplasia of the Colon, Diarrhea, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Office

    185 Old Country Rd Ste 2, 
    Riverhead, NY 
     (10.0 miles away)
    Languages Spoken:
    English

    Kaushik Manthani is a primary care provider, practicing in Family Medicine in Riverhead, New York. Dr. Manthani is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Necrotizing Enterocolitis, Sepsis, End-Stage Renal Disease (ESRD), Gastrostomy, and Pacemaker Implantation.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Office

    1174 Route 112, 
    Port Jefferson Station, NY 
     (10.5 miles away)
    Languages Spoken:
    English

    Elliott Dreznick is a Gastroenterologist practicing medicine in Port Jefferson Station, New York. Dr. Dreznick is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Esophagitis, Endoscopy, and Gastrostomy.

    Showing 1-20 of 77

    Last Updated: 09/26/2026

    What is the definition of Colonoscopy?

    A colonoscopy is an exam that views the inside of the colon (large intestine) and rectum, using a tool called a colonoscope.

    The colonoscope has a small camera attached to a flexible tube that can reach the entire length of the colon.

    When should I see a Colonoscopy doctor near wading river, 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 Colonoscopy doctor near wading river, 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 Colonoscopy doctors near wading river, 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 Colonoscopy doctors near wading river, 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 Colonoscopy doctor near wading river, 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 Colonoscopy doctor search results page. 

    Why is it important to get a second opinion from a different Colonoscopy 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 Colonoscopy doctor near wading river, 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy doctors near wading river, NY?

    Look for the filter feature on the left side of the Colonoscopy 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 Colonoscopy doctor that offers video calls?

    Look for the filter feature on the left-side of the Colonoscopy 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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