The 20 Best Colonoscopy Doctors in Montana, US

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 04/28/2026

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MediFind found 85 doctor with experience in Colonoscopy near Montana, US. Of these, 84 are Experienced and 1 are Advanced.

Location
LocationClose
85 providers found
    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

    Keri Hill is a Gastroenterologist practicing medicine in Billings, Montana. She has been practicing medicine for over 26 years. Dr. Hill is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 22 other conditions, according to our data. Her clinical expertise encompasses Colitis, Hiatal Hernia, Collagenous Colitis, Endoscopy, and Colonoscopy. Dr. Hill is board certified in American Board Of Internal Medicine. Dr. Hill is currently accepting new patients.

    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 practicing medicine in Billings, Montana. He has been practicing medicine for over 12 years. Dr. Arefiev 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 Familial Adenomatous Polyposis, Diverticular Disease, Gardner Syndrome, Endoscopy, and Colonoscopy. Dr. Arefiev is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine. Dr. Arefiev is currently accepting new patients.

    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 practicing medicine in Missoula, Montana. Dr. Willis is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Bile Duct Obstruction, Esophagitis, Endoscopy, and Colonoscopy. Dr. Willis is currently accepting new patients.

    Learn about our expert tiers
    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 practicing medicine in Billings, Montana. He has been practicing medicine for over 42 years. Dr. Baum 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 Berdon Syndrome, Achalasia, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Baum is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine. Dr. Baum is currently accepting new patients.

    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. He has been practicing medicine for over 15 years. Dr. Stapler 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 Chronic Kidney Disease, Sepsis, Peptic Ulcer, Endoscopy, and Hip Replacement. Dr. Stapler is board certified in American Board Of Internal Medicine and American Board Of Pediatrics. Dr. Stapler is currently accepting new patients.

    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. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Cervical Cancer, Neuroendocrine Carcinoma of the Cervix, Ovarian Carcinosarcoma, Colonoscopy, and Bladder Reconstruction. Dr. Petersen is board certified in American Board Of Obstetrics And Gynecology and American Board Of Obstetrics And Gynecology.

    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 practicing medicine in Bozeman, Montana. He has been practicing medicine for over 41 years. Dr. Walsh 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 Barrett Esophagus, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy. Dr. Walsh is board certified in American Osteopathic Board Of Internal Medicine and American Osteopathic Board Of Internal Medicine. 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 practicing medicine in Missoula, Montana. Dr. Kolendich is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Lower Esophageal Ring, Benign Esophageal Stricture, Endoscopy, 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 practicing medicine in Missoula, Montana. Dr. Kolendich 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 Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    Livingston Healthcare

    104 Centennial Dr, 
    Livingston, MT 
    Experience:
    24+ years
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Justin Roberts is a General Surgeon practicing medicine in Livingston, Montana. He has been practicing medicine for over 24 years. Dr. Roberts 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 Hernia, Gallbladder Disease, Cholecystitis, Endoscopy, and Hernia Surgery. Dr. Roberts is board certified in American Board Of Surgery. Dr. Roberts is currently accepting new patients.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    602 Henry Chapple St, 
    Billings, MT 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Alexis Hokenstad is an Oncologist practicing medicine in Billings, Montana. Dr. Hokenstad 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 Endometrial Cancer, Malignant Mixed Mullerian Tumor, Ovarian Cancer, Vulvectomy, and Colonoscopy. Dr. Hokenstad is currently accepting new patients.

    Experienced in Colonoscopy
    Intensive Care Medicine
    Experienced in Colonoscopy
    Intensive Care Medicine

    Office

    2900 12th Ave N Ste 355W, 
    Billings, MT 
    Languages Spoken:
    English

    Rachel Ott is an Intensive Care Medicine provider practicing medicine in Billings, Montana. Dr. Ott is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Gallbladder Disease, Paget Disease of the Breast, Breast Cancer, Gastrostomy, and Hernia Surgery.

    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 practicing medicine in Great Falls, Montana. Dr. Engan 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 Hernia, Hiatal Hernia, Familial Colorectal Cancer, Hernia Surgery, and Ileostomy.

    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 practicing medicine in Great Falls, Montana. Dr. Singh is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Liver Failure, Saddle Pulmonary Embolism, Heart Failure with Preserved Ejection Fraction (HFpEF), Endoscopy, and Fasciotomy.

    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 an Internal Medicine provider practicing medicine in Billings, Montana. She has been practicing medicine for over 23 years. Dr. Wannebo is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Liver Failure, Gallbladder Disease, Endoscopy, and Colonoscopy. Dr. Wannebo is board certified in American Board Of Internal Medicine. Dr. Wannebo is currently accepting new patients.

    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. She has been practicing medicine for over 20 years. Dr. Bigback is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Pleurisy, Chronic Kidney Disease, Sepsis, Endoscopy, and Hip Replacement. Dr. Bigback is board certified in American Board Of Family Medicine. Dr. Bigback is currently accepting new patients.

    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. He has been practicing medicine for over 14 years. Dr. Giovanini 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 Familial Colorectal Cancer, Sepsis, Peptic Ulcer, Hip Replacement, and Endoscopy. Dr. Giovanini is board certified in American Board Of Family Medicine. 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 practicing medicine in Helena, Montana. Dr. Lee 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 Gastroesophageal Reflux Disease (GERD), Trichohepatoenteric Syndrome, Cirrhosis, Gastrectomy, 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 practicing medicine in Missoula, Montana. Dr. Stone is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses 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 practicing medicine in Bozeman, Montana. Dr. Gentry is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Colonoscopy.

    Showing 1-20 of 85

    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 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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