The 20 Best Colonoscopy Doctors in Montana, US

Find the Experts and Specialists who perform Colonoscopy

The 20 Best Colonoscopy Doctors in Montana, US

Last Updated: 02/22/2026

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MediFind found 83 doctor with experience in Colonoscopy near Montana, US. Of these, 82 are Experienced and 1 are Advanced.

Location
LocationClose
83 providers found
    Keri L. Hill
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Downtown Clinic - Gastroenterology

    1144 North Broadway, Suite C, 
    Billings, MT 
    Experience:
    26+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Keri Hill is a Gastroenterologist in Billings, Montana. Dr. Hill has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Colitis, Hiatal Hernia, Collagenous Colitis, Endoscopy, and Colonoscopy. Dr. Hill is currently accepting new patients.

    Yevgeniy Arefiev
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Downtown Clinic - Gastroenterology

    1144 North Broadway, Suite C, 
    Billings, MT 
    Experience:
    12+ years
    Languages Spoken:
    English, Russian
    Accepting New Patients

    Yevgeniy Arefiev is a Gastroenterologist in Billings, Montana. Dr. Arefiev has been practicing medicine for over 12 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Diverticular Disease, Gardner Syndrome, Endoscopy, and Colonoscopy. Dr. Arefiev is currently accepting new patients.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    Great Falls Surgical Associates

    400 13th Ave S Ste 102, 
    Great Falls, MT 
    Languages Spoken:
    English

    Chad Engan is a General Surgeon in Great Falls, Montana. Dr. Engan is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hernia, Hiatal Hernia, Familial Colorectal Cancer, Hernia Surgery, and Ileostomy.

    Learn about our expert tiers
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    1930 West Broadway Street, Suite A, 
    Missoula, MT 
    Languages Spoken:
    English
    Accepting New Patients

    Jeff Willis is a Gastroenterologist in Missoula, Montana. Dr. Willis is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Bile Duct Obstruction, Esophagitis, Endoscopy, and Colonoscopy. Dr. Willis is currently accepting new patients.

    Stephen E. Baum
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Downtown Clinic - Gastroenterology

    1144 North Broadway, Suite C, 
    Billings, MT 
    Experience:
    42+ years
    Languages Spoken:
    English
    Accepting New Patients

    Stephen Baum is a Gastroenterologist in Billings, Montana. Dr. Baum has been practicing medicine for over 42 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Berdon Syndrome, Achalasia, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Baum is currently accepting new patients.

    Harnek Singh
    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Benefis Health System East Campus

    1101 26th St S, 
    Great Falls, MT 
    Languages Spoken:
    English

    Harnek Singh is an Internal Medicine provider in Great Falls, Montana. Dr. Singh is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Liver Failure, Saddle Pulmonary Embolism, Heart Failure with Preserved Ejection Fraction (HFpEF), Endoscopy, and Colonoscopy.

    Elizabeth L. Wannebo
    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    St. Vincent - Hospitalist

    1233 North 30th Street, 
    Billings, MT 
    Experience:
    23+ years
    Languages Spoken:
    English, Vietnamese
    Accepting New Patients

    Elizabeth Wannebo is a primary care provider, practicing in Internal Medicine in Billings, Montana. Dr. Wannebo has been practicing medicine for over 23 years and is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Sepsis, Pulmonary Embolism, Peptic Ulcer, Endoscopy, and Colonoscopy. Dr. Wannebo is currently accepting new patients.

    Jennifer L. Bigback
    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    St. Vincent - Hospitalist

    1233 North 30th Street, 
    Billings, MT 
    Experience:
    20+ years
    Languages Spoken:
    English
    Accepting New Patients

    Jennifer Bigback is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Bigback has been practicing medicine for over 20 years and is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Pleurisy, Chronic Kidney Disease, Sepsis, Endoscopy, and Hip Replacement. Dr. Bigback is currently accepting new patients.

    Dale C. Stapler
    Experienced in Colonoscopy
    Pediatrics | Internal Medicine
    Experienced in Colonoscopy
    Pediatrics | Internal Medicine

    St. Vincent - Hospitalist

    1233 North 30th Street, 
    Billings, MT 
    Experience:
    15+ years
    Languages Spoken:
    English
    Accepting New Patients

    Dale Stapler is a primary care provider, practicing in Pediatrics and Internal Medicine in Billings, Montana. Dr. Stapler has been practicing medicine for over 15 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Chronic Kidney Disease, Sepsis, Peptic Ulcer, Endoscopy, and Hip Replacement. Dr. Stapler is currently accepting new patients.

    Megan M. Petersen
    Experienced in Colonoscopy
    Oncology | Obstetrics and Gynecology
    Experienced in Colonoscopy
    Oncology | Obstetrics and Gynecology
    602 Henry Chapple St, 
    Billings, MT 
    Experience:
    19+ years
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Petersen was born and raised in Arvada, Colorado. She earned her undergraduate degree from the University of Colorado - Boulder and her Doctor of Medicine from the University of Colorado Health Sciences Center in Denver. Dr. Petersen completed an Internal Medicine Internship with the University of Utah – Salt Lake City and an Obstetrics and Gynecology Residency with Banner Good Samaritan Medical Center in Phoenix, Arizona. She completed a Gynecologic Oncology Fellowship with the University of California, Davis Medical Center. A board-certified provider, Dr. Petersen’s clinical interests include treating and preventing cervical, endometrial, ovarian, vaginal, and vulvar cancers, targeted treatments, minimally invasive surgery, complementary and alternative medicine incorporation into Western Medicine, and holistic oncology care.“I will be with you during the hard times and celebrate the successes. You will be cared for. I am passionate about shared decision-making. Empowering you with as much information as you would like and any additional information I think you should know. I believe in Individualized patient care and listening to what my patients need.”When not in the office, Dr. Petersen enjoys spending her time in the mountains with her family. Dr. Petersen is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Cervical Cancer, Ovarian Carcinosarcoma, Sertoli-Leydig Cell Tumor, Colonoscopy, and Bladder Reconstruction.

    Mario G. Giovanini
    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    St. Vincent - Hospitalist

    1233 North 30th Street, 
    Billings, MT 
    Experience:
    14+ years
    Languages Spoken:
    English
    Accepting New Patients

    Mario Giovanini is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Giovanini has been practicing medicine for over 14 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Colorectal Cancer, Sepsis, Peptic Ulcer, Hip Replacement, and Endoscopy. Dr. Giovanini is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    St Peter's Medical Group North

    3330 Ptarmigan Ln, 
    Helena, MT 
    Languages Spoken:
    English

    Michael Lee is a Gastroenterologist in Helena, Montana. Dr. Lee is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Trichohepatoenteric Syndrome, Cirrhosis, Gastrectomy, and Colonoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    St. Peter's Health

    2475 E Broadway St, 
    Helena, MT 
    Languages Spoken:
    English
    Offers Telehealth

    Lauren Shea is an Internal Medicine provider in Helena, Montana. Dr. Shea is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Gardner Syndrome, Swallowing Difficulty, Painful Swallowing, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Montana Gastroenterology PLLC

    1930 W Broadway St Ste A, 
    Missoula, MT 
    Languages Spoken:
    English
    Offers Telehealth

    Eric Stone is a Gastroenterologist in Missoula, Montana. Dr. Stone is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Bile Duct Stricture, Choledocholithiasis, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Bozeman Gastroenterology PC

    931 Highland Blvd Ste 3350, 
    Bozeman, MT 
    Languages Spoken:
    English
    Offers Telehealth

    Andrew Gentry is a Gastroenterologist in Bozeman, Montana. Dr. Gentry is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Bozeman Health GI Clinic

    931 Highland Boulevard, Suite 3350, 
    Bozeman, MT 
    Experience:
    41+ years
    Languages Spoken:
    English
    Accepting New Patients

    Peter Walsh is a Gastroenterologist in Bozeman, Montana. Dr. Walsh has been practicing medicine for over 41 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Barrett Esophagus, Gardner Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Walsh is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    1930 West Broadway Street, Suite A, 
    Missoula, MT 
    Languages Spoken:
    English

    Kevin Kolendich is a Gastroenterologist in Missoula, Montana. Dr. Kolendich is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Lower Esophageal Ring, Benign Esophageal Stricture, Endoscopy, and Gastrectomy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Providence St. Patrick Hospital

    500 W Broadway St, 
    Missoula, MT 
    Languages Spoken:
    English

    James Stragand is a Gastroenterologist in Missoula, Montana. Dr. Stragand is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gastrointestinal Bleeding, Mallory-Weiss Syndrome, Colonic Malakoplakia, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Bitterroot Health - Urology

    1200 Westwood Dr Ste B, 
    Hamilton, MT 
    Languages Spoken:
    English

    J David is a Gastroenterologist in Hamilton, Montana. Dr. David is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Barrett Esophagus, Gardner Syndrome, Turcot Syndrome, Colonoscopy, and Gastrectomy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    1930 West Broadway Street, Suite A, 
    Missoula, MT 
    Languages Spoken:
    English

    Casey Kolendich is a Gastroenterologist in Missoula, Montana. Dr. Kolendich is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Colonoscopy.

    Showing 1-20 of 83

    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 in Montana, US?

    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 in Montana, US?

    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 in Montana, US?

    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 in Montana, US?

    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 in Montana, US?

    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 in Montana, US?

    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 in Montana, US?

    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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