The 20 Best Colonoscopy Doctors near Williamsport, PA

Find the Experts and Specialists who perform Colonoscopy

The 20 Best Colonoscopy Doctors near Williamsport, PA

Last Updated: 02/22/2026

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MediFind found 11 doctor with experience in Colonoscopy near Williamsport, PA. Of these, 8 are Experienced and 3 are Advanced.

Location
LocationClose
11 providers found
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    UPMC Williamsport

    700 High St, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English

    Puneet Basi is a Gastroenterologist in Williamsport, Pennsylvania. Dr. Basi is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Hemorrhoids, Angiodysplasia of the Colon, Familial Adenomatous Polyposis, Gastrectomy, and Colonoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Susquehanna Health Digestive Disease Center

    700 High Street, 
    Williamsport, PA 
     (0.8 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Steven Cohen, MD, specializes in gastroenterology and is board-certified in internal medicine and gastroenterology by the American Board of Internal Medicine. He practices at Susquehanna Health Digestive Disease Center. Dr. Cohen received his medical degree from Thomas Jefferson University Sidney Kimmel Medical College and completed his residency at Polyclinic Medical Center, followed by a fellowship at Louisiana State University School of Medicine. Dr. Cohen is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Gastrointestinal Bleeding, Intestinal Cancer, Chronic Erosive Gastritis, Endoscopy, and Colonoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    UPMC Susquehanna Health, Digestive Disease Center

    700 High Street, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Richard Kenney, DO, specializes in gastroenterology and is board-certified by the American Board of Internal Medicine. He practices at UPMC Somerset and the Digestive Disease Center at UPMC Williamsport. Dr. Kenney received his medical degree from Midwestern University Chicago College of Osteopathic Medicine and completed his residency at Lehigh Valley Hospital, followed by a fellowship at the University of Illinois College of Medicine at Chicago. Dr. Kenney is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Acute Pancreatitis, Gastroesophageal Reflux Disease (GERD), Colitis, Gastrectomy, and Endoscopy.

    Learn about our expert tiers
    David M. Pinn
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Susquehanna Health Digestive Disease Center

    700 High Street, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English

    David Pinn, MD, specializes in gastroenterology and is board-certified by the American Board of Internal Medicine. He is affiliated with UPMC Williamsport. Dr. Pinn received his medical degree from Yeshiva University Albert Einstein College of Medicine and completed his residency at Icahn School of Medicine at Mount Sinai, followed by a fellowship at Albert Einstein College of Medicine. Dr. Pinn is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Necrotizing Enterocolitis, Pseudomembranous Colitis, Bacterial Gastroenteritis, Gastrectomy, and Endoscopy.

    Nicholas Dalessandro
    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    UPMC Susquehanna Health, Hospitalist Service

    700 High Street, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English

    Nicholas Dalessandro is a primary care provider, practicing in Internal Medicine in Williamsport, Pennsylvania. Dr. Dalessandro is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Peptic Ulcer, Pneumonia, Endoscopy, and Ureteroscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    UPMC Williamsport

    700 High St, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English

    Saadullah Khan is a Gastroenterologist in Williamsport, Pennsylvania. Dr. Khan is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Angiodysplasia of the Colon, Trichohepatoenteric Syndrome, Diarrhea, Endoscopy, and Gastrectomy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    UPMC Williamsport

    700 High St, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English

    Joseph Atarere is an Internal Medicine provider in Williamsport, Pennsylvania. Dr. Atarere is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Colonoscopy and Endoscopy.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    UPMC Williamsport

    700 High Street, 
    Williamsport, PA 
     (0.8 miles away)
    Languages Spoken:
    English

    John J. Haber, DO, specializes in family medicine and is board-certified in family medicine/OMT by the America Osteopathic Board of Family Medicine. He is affiliated with UPMC Wellsboro. Dr. Haber completed his residencies at Allentown Osteopathic Medical Center and Scranton - Temple and medical degree at New York College of Osteopathic Medicine. Dr. Haber is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gallbladder Disease, End-Stage Renal Disease (ESRD), Respiratory Syncytial Virus (RSV) Infection, Colonoscopy, and Gastrostomy.

    Robert E. Purcell
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Geisinger Montoursville - Gastroenterology

    10 Choate Circle, 
    Montoursville, PA 
     (5.6 miles away)
    Languages Spoken:
    English

    Robert Purcell, MD, is a board-certified and fellowship-trained gastroenterologist, also known as a GI doctor. Dr. Purcell has a special interest in endoscopic retrograde cholangiopancreatography (ERCP), a method to diagnose and treat liver, gallbladder, pancreas and bile duct diseases, and general gastroenterology.|Dr. Purcell earned his medical degree from New York Medical College. He completed his residency in internal medicine at Danbury Hospital and his fellowship in gastroenterology at Bridgeport Hospital, both in Connecticut.|Dr. Purcell is certified by the American Board of Internal Medicine in gastroenterology. Dr. Purcell is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Morning Sickness, Crohn's Disease, Gastrectomy, and Colonoscopy.

    Vivek Kumar
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    UPMC Digestive Health Care

    700 High Street, Floor 2, 
    Williamsport, PA 
     (10.4 miles away)
    Languages Spoken:
    English, Hindi, Punjabi
    Accepting New Patients
    Offers Telehealth

    Vivek Kumar, MD, specializes in gastroenterology and is certified by the American Board of Internal Medicine. He practices at UPMC Susquehanna Health Digestive Disease Center and is affiliated with UPMC Muncy and UPMC Williamsport. He completed his medical degree at Delhi University Maulana Azad Medical College. Dr. Kumar is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hereditary Pancreatitis, Acute Pancreatitis, Chronic Erosive Gastritis, Endoscopy, and Gastrectomy.

    Jeffrey W. Carter
    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    UPMC General Surgery

    700 High Street, Floor 1, 
    Williamsport, PA 
     (10.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Carter, MD, specializes in general surgery and is board-certified in surgery and surgical critical care by the American Board of Surgery. He is affiliated with UPMC Cole, UPMC Muncy and UPMC Williamsport. Dr. Carter completed his fellowship at Washington Hospital Center, residency at University at Buffalo and Case Western Reserve University School of Medicine, and medical education at SUNY at Buffalo Jacobs School of Medicine and Biomedical Sciences. Dr. Carter is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Secondary Peritonitis, Ogilvie Syndrome, Retroperitoneal Inflammation, Colostomy, and Hernia Surgery.

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    Last Updated: 02/22/2026

    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 Williamsport, PA?

    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 Williamsport, PA?

    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 Williamsport, PA?

    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 Williamsport, PA?

    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 Williamsport, PA?

    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 Williamsport, PA?

    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 Williamsport, PA?

    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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