The 20 Best Colonoscopy Doctors near Massapequa, NY

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 04/28/2026

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MediFind found 314 doctor with experience in Colonoscopy near Massapequa, NY. Of these, 278 are Experienced and 31 are Advanced.

Location
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314 providers found
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Northwell Health Physician Partners Medicine Specialties At Bellmore

    1872 Bellmore Avenue, 
    Bellmore, NY 
     (3.1 miles away)
    Languages Spoken:
    English, Spanish
    Offers Telehealth

    Richard Rubin is a Gastroenterologist practicing medicine in Bellmore, New York. Dr. Rubin is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Hemorrhagic Proctocolitis, Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Endoscopy. Dr. Rubin is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    3019 Merrick Road, 
    Wantagh, NY 
     (2.4 miles away)
    Languages Spoken:
    English, Hebrew
    Offers Telehealth

    Zachary Marwil is a Gastroenterologist practicing medicine in Wantagh, New York. Dr. Marwil is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Diarrhea, Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Colonoscopy, and Gastrectomy. Dr. Marwil is board certified in American Board Of Internal Medicine/Gastroenterology.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    3019 Merrick Road, 
    Wantagh, NY 
     (2.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jeffrey Novak is a Gastroenterologist practicing medicine in Wantagh, New York. Dr. Novak is rated as an Experienced provider by MediFind in Colonoscopy. 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.

    Learn about our expert tiers
    Experienced in Colonoscopy
    Ophthalmology
    Experienced in Colonoscopy
    Ophthalmology

    Northwell Health Eye Institute At Bethpage

    4300 Hempstead Turnpike, 
    Bethpage, NY 
     (3.1 miles away)
    Languages Spoken:
    English

    Jung Lee is an Ophthalmologist practicing medicine in Bethpage, New York. Dr. Lee is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Glaucoma, Ocular Hypertension (OHT), Gallbladder Disease, Pancreaticoduodenectomy, and Endoscopy. Dr. Lee is board certified in American Board Of Ophthalmology.

    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine
    1703 Merrick Avenue, 
    Merrick, NY 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Neelam Gupta is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Merrick, New York. Dr. Gupta 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 Esophagitis, Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    King Kullen Pharmacies Corp

    185 Central Ave, 
    Bethpage, NY 
     (3.8 miles away)
    Languages Spoken:
    English

    Matthew Symer is a General Surgeon practicing medicine in Bethpage, New York. Dr. Symer is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Colorectal Cancer, Anal Cancer, Diverticular Disease, Endoscopy, and Colonoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    121 Eileen Way, 
    Syosset, NY 
     (8.9 miles away)
    Languages Spoken:
    English, Greek, Spanish

    Kostas Sideridis is a Gastroenterologist practicing medicine in Syosset, New York. Dr. Sideridis is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Painful Swallowing, Swallowing Difficulty, Gastrectomy, and Gastrostomy. Dr. Sideridis is board certified in American Board Of Internal Medicine/Gastroenterology.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Gastrointestinal Care Of Long Island PLLC

    187 Veterans Blvd, 
    Massapequa, NY 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yaron Langman is a Gastroenterologist practicing medicine in Massapequa, New York. Dr. Langman is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Familial Pancreatic Cancer, Pancreatic Cancer, Painful Swallowing, Colonoscopy, and Gastrectomy. Dr. Langman is board certified in American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Gastrointestinal Care Of Long Island PLLC

    187 Veterans Blvd, 
    Massapequa, NY 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mordecai Dicker is a Gastroenterologist practicing medicine in Massapequa, New York. Dr. Dicker is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Gastritis, Gastrointestinal Bleeding, Chronic Erosive Gastritis, Endoscopy, and Gastrectomy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    3 North Main Street, 
    Freeport, NY 
     (6.1 miles away)
    Languages Spoken:
    English

    Iheanyichukwu Aja is a Gastroenterologist practicing medicine in Freeport, New York. Dr. Aja is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Bile Duct Obstruction, Gastrointestinal Bleeding, Acute Pancreatitis, Gastrectomy, and Colonoscopy.

    Experienced in Colonoscopy
    Hospital Medicine | Internal Medicine
    Experienced in Colonoscopy
    Hospital Medicine | Internal Medicine
    888 Old Country Road, 
    Plainview, NY 
     (6.5 miles away)
    Languages Spoken:
    English, Gujarati , Hindi

    Pranay Shah is an Internal Medicine specialist and a Hospital Medicine provider practicing medicine in Plainview, New York. Dr. Shah is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Gallbladder Disease, Fractured Spine, Biliary Dyskinesia, and Colonoscopy. Dr. Shah is board certified in American Osteopathic Board Of Internal Medicine.

    Advanced in Colonoscopy
    Palliative Medicine
    Advanced in Colonoscopy
    Palliative Medicine
    Plainview, NY 
     (7.0 miles away)
    Languages Spoken:
    English, Hindi, Punjabi, Urdu

    Davinder Kumar is a primary care provider, practicing in Palliative Medicine in Plainview, New York. Dr. Kumar is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Sepsis, Hypertensive Heart Disease, End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy. Dr. Kumar is board certified in American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    106 Charles Lindbergh Boulevard, Suite A, 
    Uniondale, NY 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Christopher J. DiMaio, MD is a member of Northwell Health Physician Partners Gastroenterology and is the Regional Director of Endoscopy.He is an interventional endoscopist and a nationally recognized expert in the care of patients with complex pancreatic and biliary diseases, pre-cancerous and cancerous lesions of the gastrointestinal tract, Barrett's esophagus, complex colon polyps, benign and malignant obstruction of the gastrointestinal tract, and post-operative complications such as fistulas, leaks, and strictures. A significant portion of his practice is dedicated to the management of benign and malignant pancreatic disease, including pancreatitis, pancreatic cancers and cysts, and pancreatic fluid collections/pseudocysts/necrosis.Dr. DiMaio is a frequent speaker at national and regional GI meetings, has more than 100 scientific publications in high-impact journals, and has served on numerous committees for the American Society for Gastrointestinal Endoscopy (ASGE). He is a Past President of the New York Society for Gastroenterology and Endoscopy (NYSGE). Prior to joining Northwell, Dr. DiMaio served in a number of leadership positions with Memorial Sloan-Kettering Cancer Center, Mount Sinai Hospital, and Catholic Health. Dr. Dimaio is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Pancreatic Pseudocyst, Pancreatic Cancer, Familial Pancreatic Cancer, Endoscopy, and Lithotripsy. Dr. Dimaio is board certified in American Board Of Internal Medicine/Gastroenterology.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Northwell Health Gastroenterology Associates At Uniondale

    106 Charles Lindbergh Boulevard, Suite B, 
    Uniondale, NY 
     (7.5 miles away)
    Languages Spoken:
    English

    Eugene Sullivan is a Gastroenterologist practicing medicine in Uniondale, New York. Dr. Sullivan is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Tenesmus, Gastrointestinal Bleeding, Crohn's Disease, Endoscopy, and Colonoscopy. Dr. Sullivan is board certified in American Board Of Internal Medicine/Gastroenterology.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Northwell Health Gastroenterology Associates At Uniondale

    106 Charles Lindbergh Boulevard, Suite B, 
    Uniondale, NY 
     (7.5 miles away)
    Languages Spoken:
    English

    Andrew Rosenberg is a Gastroenterologist practicing medicine in Uniondale, New York. Dr. Rosenberg is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Heartburn, Barrett Esophagus, Gastrectomy, and Colonoscopy. Dr. Rosenberg is board certified in American Board Of Internal Medicine/Gastroenterology.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Northwell Health Gastroenterology Associates At Uniondale

    106 Charles Lindbergh Boulevard, Suite B, 
    Uniondale, NY 
     (7.5 miles away)
    Languages Spoken:
    English

    Benjamin Stern is a Gastroenterologist practicing medicine in Uniondale, New York. Dr. Stern is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Familial Adenomatous Polyposis, Childhood Pancreatitis, Nonalcoholic Steatohepatitis (NASH), Gastrectomy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Northwell Health JV Ambulatory Surgery Center Long Island Center For Digestive Health

    106 Charles Lindbergh Blvd, 
    Garden City, NY 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Umair Nasir is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Garden City, New York. Dr. Nasir is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Esophagitis, Autoimmune Hepatitis, Endoscopy, and Stent Placement. Dr. Nasir is board certified in American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Northwell Health Physician Partners Medicine Specialties At Woodbury

    415 Crossways Park Drive, 
    Woodbury, NY 
     (8.7 miles away)
    Languages Spoken:
    English, Farsi
    Offers Telehealth

    Sadiya Cheshty is a Gastroenterologist practicing medicine in Woodbury, New York. Dr. Cheshty is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Diarrhea, Trichohepatoenteric Syndrome, Painful Swallowing, Gastrectomy, and Colonoscopy.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    Northwell Health Physician Partners Medicine Specialties At Woodbury

    415 Crossways Park Drive, 
    Woodbury, NY 
     (8.7 miles away)
    Languages Spoken:
    English, Polish, Russian

    Jerzy Macura is a General Surgeon practicing medicine in Woodbury, New York. Dr. Macura is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Hernia, Retroperitoneal Inflammation, Gallstones, Hernia Surgery, and Gallbladder Removal. Dr. Macura is board certified in American Board Of Surgery.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    121 Eileen Way, 
    Syosset, NY 
     (8.9 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English, Urdu

    Faisal Sheikh is a Gastroenterologist practicing medicine in Syosset, New York. He has been practicing medicine for over 18 years. Dr. Sheikh is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Choledocholithiasis, Diverticular Disease, Gastrectomy, and Gastrostomy.

    Showing 1-20 of 314

    Last Updated: 04/28/2026

    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 Massapequa, 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 Massapequa, 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 Massapequa, 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 Massapequa, 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 Massapequa, 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 Massapequa, 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 Massapequa, 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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