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    Last Updated: 02/22/2026

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    MediFind found 38 doctor with experience in Collagenous Colitis near Montana, US. Of these, 31 are Experienced, 6 are Advanced and 1 are Distinguished.

    Location
    LocationClose
    38 providers found
      Keri L. Hill
      Advanced in Collagenous Colitis
      Gastroenterology
      Advanced in Collagenous Colitis
      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 Advanced provider by MediFind in the treatment of Collagenous Colitis. 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 Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      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 the treatment of Collagenous Colitis. His top areas of expertise are Familial Adenomatous Polyposis, Diverticular Disease, Gardner Syndrome, Endoscopy, and Colonoscopy. Dr. Arefiev is currently accepting new patients.

      Distinguished in Collagenous Colitis
      Gastroenterology
      Distinguished in Collagenous Colitis
      Gastroenterology

      Billings Clinic

      801 N 29th St, 
      Billings, MT 
      Languages Spoken:
      English

      Bradley Zins is a Gastroenterologist in Billings, Montana. Dr. Zins is rated as a Distinguished provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Collagenous Colitis, Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, and Endoscopy.

      Learn about our expert tiers
      Advanced in Collagenous Colitis
      Gastroenterology
      Advanced in Collagenous Colitis
      Gastroenterology

      The Orthopedic Center Of Montana ASC

      1401 25th St S, 
      Great Falls, MT 
      Languages Spoken:
      English

      Steven Ayres is a Gastroenterologist in Great Falls, Montana. Dr. Ayres is rated as an Advanced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Achalasia, Lower Esophageal Ring, Benign Esophageal Stricture, and Gastroparesis.

      Advanced in Collagenous Colitis
      Gastroenterology
      Advanced in Collagenous Colitis
      Gastroenterology

      Billings Clinic

      2800 10th Ave N, 
      Billings, MT 
      Languages Spoken:
      English

      Steven Hammond is a Gastroenterologist in Billings, Montana. Dr. Hammond is rated as an Advanced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Diverticular Disease, End-Stage Renal Disease (ESRD), Barrett Esophagus, and Diarrhea.

      Advanced in Collagenous Colitis
      Gastroenterology
      Advanced in Collagenous Colitis
      Gastroenterology

      The Orthopedic Center Of Montana ASC

      1401 25th St S, 
      Great Falls, MT 
      Languages Spoken:
      English

      Thomas Attaway is a Gastroenterologist in Great Falls, Montana. Dr. Attaway is rated as an Advanced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Cholangiocarcinoma (Bile Duct Cancer), Benign Esophageal Stricture, Lower Esophageal Ring, Pancreatectomy, and Gastrectomy.

      Advanced in Collagenous Colitis
      Gastroenterology
      Advanced in Collagenous Colitis
      Gastroenterology

      Occupational Health Services

      75 Claremont St Ste F, 
      Kalispell, MT 
      Languages Spoken:
      English

      William Cobell is a Gastroenterologist in Kalispell, Montana. Dr. Cobell is rated as an Advanced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Lower Esophageal Ring, Benign Esophageal Stricture, Painful Swallowing, Swallowing Difficulty, and Endoscopy.

      Advanced in Collagenous Colitis
      Gastroenterology
      Advanced in Collagenous Colitis
      Gastroenterology

      Billings Clinic

      801 N 29th St, 
      Billings, MT 
      Languages Spoken:
      English

      Michael Fischer is a Gastroenterologist in Billings, Montana. Dr. Fischer is rated as an Advanced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Lymphocytic Colitis, Barrett Esophagus, and Familial Adenomatous Polyposis.

      Stephen E. Baum
      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      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 the treatment of Collagenous Colitis. His top areas of expertise are Berdon Syndrome, Achalasia, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Baum is currently accepting new patients.

      Pamela Hiebert
      Experienced in Collagenous Colitis
      Internal Medicine
      Experienced in Collagenous Colitis
      Internal Medicine

      Office

      937 Highland Blvd Ste 5410, 
      Bozeman, MT 
      Languages Spoken:
      English
      Offers Telehealth

      Pamela Hiebert is a primary care provider, practicing in Internal Medicine in Bozeman, Montana. Dr. Hiebert is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. Her top areas of expertise are Hypothyroidism, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

      Steven Chrzanowski
      Experienced in Collagenous Colitis
      Internal Medicine
      Experienced in Collagenous Colitis
      Internal Medicine

      The Orthopedic Center Of Montana ASC

      1401 25th St S, 
      Great Falls, MT 
      Languages Spoken:
      English

      Steven Chrzanowski is a primary care provider, practicing in Internal Medicine in Great Falls, Montana. Dr. Chrzanowski is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and High Cholesterol.

      Michael Sura
      Experienced in Collagenous Colitis
      Family Medicine
      Experienced in Collagenous Colitis
      Family Medicine

      Central Montana Medical Center

      408 Wendell Ave, 
      Lewistown, MT 
      Languages Spoken:
      English

      Michael Sura is a primary care provider, practicing in Family Medicine in Lewistown, Montana. Dr. Sura is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are COVID-19, Hypothyroidism, Type 2 Diabetes (T2D), and Maturity Onset Diabetes of the Young.

      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      Gastroenterology

      Logan Health

      320 Sunnyview Ln, 
      Kalispell, MT 
      Languages Spoken:
      English

      Philip Jaffe is a Gastroenterologist in Kalispell, Montana. Dr. Jaffe is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Trichohepatoenteric Syndrome, Pancreas Divisum, Accessory Pancreas, Gastrectomy, and Endoscopy.

      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      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 the treatment of Collagenous Colitis. 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 Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      Gastroenterology

      Bozeman Gastroenterology PC

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

      Kathryn Lynch is a Gastroenterologist in Bozeman, Montana. Dr. Lynch is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. Her top areas of expertise are Hemorrhagic Proctocolitis, Crohn's Disease, Ulcerative Colitis, Endoscopy, and Colonoscopy.

      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      Gastroenterology

      Bozeman Gastroenterology PC

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

      Kleanthis Dendrinos is a Gastroenterologist in Bozeman, Montana. Dr. Dendrinos is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy.

      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      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 the treatment of Collagenous Colitis. His top areas of expertise are Barrett Esophagus, Gardner Syndrome, Turcot Syndrome, Colonoscopy, and Gastrectomy.

      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      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 the treatment of Collagenous Colitis. His top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Colonoscopy.

      Experienced in Collagenous Colitis
      Gastroenterology
      Experienced in Collagenous Colitis
      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 the treatment of Collagenous Colitis. His top areas of expertise are Familial Adenomatous Polyposis, Bile Duct Stricture, Choledocholithiasis, Endoscopy, and Colonoscopy.

      Experienced in Collagenous Colitis
      Geriatrics
      Experienced in Collagenous Colitis
      Geriatrics

      Great Falls Gastroenterology LLC

      1300 28th St S Ste 3, 
      Great Falls, MT 
      Languages Spoken:
      English

      John Molloy is a Geriatrics provider in Great Falls, Montana. Dr. Molloy is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Ulcerative Colitis, Turcot Syndrome, Gardner Syndrome, Familial Adenomatous Polyposis, and Endoscopy.

      Showing 1-20 of 38

      Last Updated: 02/22/2026

      What is the definition of Collagenous Colitis?

      Collagenous colitis is a type of inflammatory bowel disease that affects the colon. It is a form of microscopic colitis, which causes chronic diarrhea. In all forms of microscopic colitis, the colon appears normal or almost normal on colonoscopy, but the inflammation is visible when a biopsy of the colon is examined under a microscope (hence its name). People with this disease usually have between four and nine watery bowel movements per day, but in rare cases may have more than fifteen. Various other symptoms relating to the gastrointestinal system or other body symptoms may also be present. The cause of Collagenous colitis is not known but it is thought to be multifactorial. This means that both genetic and environmental factors may interact to cause a person to develop the disease. The extent to which genes play a role is unclear, but familial cases have been described. Certain medications, such as NSAIDS and proton pump inhibitors, have been reported to cause or trigger the disease in some people. However, strong evidence directly linking these medications to the disease is still lacking.

      When should I see a Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis doctor search results page. 

      Why is it important to get a second opinion from a different Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis doctors in Montana, US?

      Look for the filter feature on the left side of the Collagenous Colitis 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 Collagenous Colitis doctor that offers video calls?

      Look for the filter feature on the left-side of the Collagenous Colitis 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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