The 20 Best Colonoscopy Doctors near gardner, MA

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 09/26/2026

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MediFind found 17 doctor with experience in Colonoscopy near gardner, MA. Of these, 15 are Experienced and 2 are Advanced.

Location
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17 providers found
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Angus J. Michaels M.D. P.C.

    250 Green St Ste 104, 
    Gardner, MA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Thomas Dunzendorfer is a Gastroenterologist practicing medicine in Gardner, Massachusetts. Dr. Dunzendorfer is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Necrotizing Enterocolitis, Anemia, Enlarged Liver, Colonoscopy, and Gastrectomy. Dr. Dunzendorfer is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Heywood Hospital

    242 Green St, 
    Gardner, MA 
     (1.0 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English

    David Nesanelis is a primary care provider, practicing in Internal Medicine in Gardner, Massachusetts. He has been practicing medicine for over 18 years. Dr. Nesanelis is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Urinary Tract Infection in Children, Diverticular Disease, Hospital-Acquired Pneumonia, Endoscopy, and Gastrostomy.

    Advanced in Colonoscopy
    Internal Medicine
    Advanced in Colonoscopy
    Internal Medicine

    Leominster Medical Associates

    50 Memorial Dr Ste 205, 
    Leominster, MA 
     (12.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Robert Fraser is a primary care provider, practicing in Internal Medicine in Leominster, Massachusetts. Dr. Fraser is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Colonoscopy, and Endoscopy. Dr. Fraser is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Winchendon Family Pharmacy

    55 Hospital Dr, 
    Winchendon, MA 
     (6.6 miles away)
    Languages Spoken:
    English

    Denise Arcand is a primary care provider, practicing in Family Medicine in Winchendon, Massachusetts. Dr. Arcand is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Hospital-Acquired Pneumonia, Atypical Pneumonia, Pneumonia, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Family Medicine | Hospital Medicine
    Experienced in Colonoscopy
    Family Medicine | Hospital Medicine

    HealthAlliance-Clinton Hospital, Leominster Campus

    60 Hospital Road, 
    Leominster, MA 
     (12.3 miles away)
    Languages Spoken:
    English, Portuguese, Spanish
    Offers Telehealth

    Ximena Castro is a Hospital Medicine provider practicing medicine in Leominster, Massachusetts. Dr. Castro is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Emphysema, Heart Failure with Preserved Ejection Fraction (HFpEF), Gallbladder Disease, Endoscopy, and Ureteroscopy. Dr. Castro is board certified in Family Medicine.

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

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (12.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Min Song is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Song is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Barrett Esophagus, Painful Swallowing, Endoscopy, and Gastrectomy. Dr. Song is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Athol Hospital

    2033 Main St, 
    Athol, MA 
     (10.8 miles away)
    Languages Spoken:
    English

    Rafael Meller is a primary care provider, practicing in Internal Medicine in Athol, Massachusetts. Dr. Meller is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Urinary Tract Infection in Children, Volkmann Contracture, Hospital-Acquired Pneumonia, Ureteroscopy, and Endoscopy.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Athol Hospital

    2033 Main St, 
    Athol, MA 
     (10.8 miles away)
    Languages Spoken:
    English

    Alok Sinha is a primary care provider, practicing in Family Medicine in Athol, Massachusetts. Dr. Sinha 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 Sepsis, Volkmann Contracture, Pneumonia, Hip Replacement, and Endoscopy.

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

    Athol Hospital

    2033 Main St, 
    Athol, MA 
     (10.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Phani Molakatalla is a Gastroenterologist practicing medicine in Athol, Massachusetts. Dr. Molakatalla 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 Gastroesophageal Reflux Disease (GERD), Esophagitis, Colitis, Gastrectomy, and Endoscopy. Dr. Molakatalla is currently accepting new patients.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    UMass Memorial Healthalliance-Clinton Hospital

    60 Hospital Rd, 
    Leominster, MA 
     (12.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Naveen Pandaraboyina is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Pandaraboyina is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Benign Esophageal Stricture, Lower Esophageal Ring, Endoscopy, and Colonoscopy. Dr. Pandaraboyina is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    UMass Memorial Healthalliance-Clinton Hospital

    60 Hospital Rd, 
    Leominster, MA 
     (12.2 miles away)
    Languages Spoken:
    English

    Tayyaba Salman is a primary care provider, practicing in Internal Medicine in Leominster, Massachusetts. Dr. Salman 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 Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, Type 1 Diabetes (T1D), Endoscopy, and Hip Replacement.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    UMass Memorial Healthalliance-Clinton Hospital

    60 Hospital Rd, 
    Leominster, MA 
     (12.2 miles away)
    Languages Spoken:
    English

    Sunil Sarin is a primary care provider, practicing in Family Medicine in Leominster, Massachusetts. Dr. Sarin 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 Lung Metastases, Myelodysplastic Syndrome (MDS), End-Stage Renal Disease (ESRD), Endoscopy, and Ureteroscopy.

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

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (12.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Vernu Visvalingam is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Visvalingam is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Gastrectomy, and Endoscopy. Dr. Visvalingam is currently accepting new patients.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (12.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Athanasios Desalermos is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Desalermos 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 Heartburn, Obesity, Barrett Esophagus, Gastrectomy, and Endoscopy. Dr. Desalermos is currently accepting new patients.

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

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (12.3 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Maria Lonshteyn is a Gastroenterologist practicing medicine in Leominster, Massachusetts. She has been practicing medicine for over 18 years. Dr. Lonshteyn is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Diarrhea, Trichohepatoenteric Syndrome, Painful Swallowing, Gastrectomy, and Endoscopy. Dr. Lonshteyn is currently accepting new patients.

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

    R. Leslie Shelton M.D. PC

    100 Hospital Rd Ste 2B, 
    Leominster, MA 
     (12.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Robert Shelton is a General Surgeon practicing medicine in Leominster, Massachusetts. Dr. Shelton 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 Congenital Generalized Fibromatosis, Desmoid Tumor, Infantile Myofibromatosis, Gastrostomy, and Hernia Surgery. Dr. Shelton is currently accepting new patients.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Quest Diagnostics Massachusetts LLC

    225 New Lancaster Rd, 
    Leominster, MA 
     (14.8 miles away)
    Languages Spoken:
    English

    Iris Sullivan is a primary care provider, practicing in Family Medicine in Leominster, Massachusetts. Dr. Sullivan is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Bowlegs, Hypertension, Familial Hypertension, Endoscopy, and Colonoscopy.

    Showing 1-17 of 17

    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 gardner, MA?

    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 gardner, MA?

    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 gardner, MA?

    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 gardner, MA?

    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 gardner, MA?

    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 gardner, MA?

    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 gardner, MA?

    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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