The 20 Best Colonoscopy Doctors near Thornton, CO

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 04/28/2026

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MediFind found 80 doctor with experience in Colonoscopy near Thornton, CO. Of these, 69 are Experienced, 8 are Advanced, 1 are Distinguished and 1 are Elite.

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80 providers found
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Rocky Mountain Gastroenterology Associates PLLC

    10001 Washington St, 
    Thornton, CO 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jennifer Moss is a Gastroenterologist practicing medicine in Thornton, Colorado. Dr. Moss is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Gastrectomy. Dr. Moss is board certified in American Board Of Internal Medicine. Dr. Moss is currently accepting new patients.

    Elite in Colonoscopy
    Gastroenterology
    Elite in Colonoscopy
    Gastroenterology

    University Of Colorado Hospital

    1665 Aurora Ct Fl 2, 
    Aurora, CO 
     (10.9 miles away)
    Languages Spoken:
    English

    Sachin Wani is a Gastroenterologist practicing medicine in Aurora, Colorado. Dr. Wani is rated as an Elite provider by MediFind in Colonoscopy. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Colorectal Polyps, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    Platte Valley Medical Group LLC

    1610 Prairie Ctr Pkwy, 
    Brighton, CO 
     (12.7 miles away)
    Experience:
    16+ years
    Languages Spoken:
    English, Polish
    Accepting New Patients

    Originally from Poland, Dr. Wolanin moved to Colorado at an early age and was raised here. She received an undergraduate degree at the University of Colorado in Boulder. She attended the American University of Antigua for medical school. She then spent two years in clinical rotations all over the east coast of the United States. Dr. Wolanin completed an intern year of general surgery New York City at Mount Sinai and a general surgery residency with Albert Einstein Medical Center in Philadelphia. After residency, Dr. Wolanin spent five years as a general surgeon in North Platte, Nebraska.She is dually board-certified in general surgery and obesity medicine. Her clinical interests include hernia surgeries, breast cancer surgeries and endoscopies.“As a provider, I try to be very compassionate and understanding. I am passionate about providing the best care for my patients whether doing elective surgery, cancer procedures or trauma situations.”When not working, Dr. Wolanin enjoys traveling, reading books, listening to podcasts, puzzles, tennis, snowboarding and hiking. Dr. Wolanin is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Necrosis, Gallbladder Disease, Cholecystitis, Gastrectomy, and Endoscopy. Dr. Wolanin is board certified in American Board Of Obesity Medicine and American Board Of Surgery. Dr. Wolanin is currently accepting new patients.

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

    Rocky Mountain Gastroenterology Associates PLLC

    10001 Washington St, 
    Thornton, CO 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    James Higham is an Internal Medicine provider practicing medicine in Thornton, Colorado. Dr. Higham is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Intestinal Cancer, Familial Adenomatous Polyposis, Turcot Syndrome, Gastrectomy, and Endoscopy. Dr. Higham is board certified in American Board Of Internal Medicine. Dr. Higham is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Gastroenterology Of The Rockies

    11900 Grant Street, Suite 320, 
    Northglenn, CO 
     (3.1 miles away)
    Languages Spoken:
    English

    Rohan Clarke is a Gastroenterologist practicing medicine in Northglenn, Colorado. Dr. Clarke is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Familial Adenomatous Polyposis, Gastrectomy, and Gastrostomy.

    Experienced in Colonoscopy
    Bariatric Medicine
    Experienced in Colonoscopy
    Bariatric Medicine
    11160 Huron St Ste 31, 
    Northglenn, CO 
     (3.3 miles away)
    Experience:
    16+ years
    Languages Spoken:
    English

    Ben Mendoza is a Bariatric Medicine provider practicing medicine in Northglenn, Colorado. He has been practicing medicine for over 16 years. Dr. Mendoza is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Respiratory Syncytial Virus (RSV) Infection, Colonoscopy, and Pacemaker Implantation. Dr. Mendoza is board certified in American Board Of Obesity Medicine and American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Rocky Mountain Gastroenterology Associates PLLC

    10001 Washington St, 
    Thornton, CO 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Paul Deneault is a Gastroenterologist practicing medicine in Thornton, Colorado. Dr. Deneault is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Intestinal Cancer, Chronic Erosive Gastritis, Benign Esophageal Stricture, Gastrectomy, and Colonoscopy. Dr. Deneault is board certified in American Board Of Internal Medicine. Dr. Deneault is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Metwest Inc-Corning Clinical Labs

    10001 Washington St, 
    Thornton, CO 
     (0.8 miles away)
    Languages Spoken:
    English

    Shazad Rana is a Gastroenterologist practicing medicine in Thornton, Colorado. Dr. Rana 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 Chronic Erosive Gastritis, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Gastrectomy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Metwest Inc-Corning Clinical Labs

    10001 Washington St, 
    Thornton, CO 
     (0.8 miles away)
    Languages Spoken:
    English

    Sam Anouna is a Gastroenterologist practicing medicine in Thornton, Colorado. Dr. Anouna is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Esophagitis, Swallowing Difficulty, Painful Swallowing, Gastrectomy, and Endoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Rocky Mountain Gastroenterology Associates PLLC

    10001 Washington St, 
    Thornton, CO 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Gareth Weiner is a Gastroenterologist practicing medicine in Thornton, Colorado. Dr. Weiner is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Benign Esophageal Stricture, Lower Esophageal Ring, Gastrectomy, and Endoscopy. Dr. Weiner is board certified in American Board Of Internal Medicine. Dr. Weiner is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Boulder Valley Gastroenterology Inc.

    11900 Grant St Ste 360, 
    Northglenn, CO 
     (2.6 miles away)
    Languages Spoken:
    English

    Robert Dolan is a Gastroenterologist practicing medicine in Northglenn, Colorado. Dr. Dolan is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Familial Adenomatous Polyposis, Gardner Syndrome, Gastrectomy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Colorado Gastroenterology LLC

    1960 N Ogden St Ste 220, 
    Denver, CO 
     (9.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Thomas Trouillot is a Gastroenterologist practicing medicine in Denver, Colorado. Dr. Trouillot 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 Gardner Syndrome, Turcot Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy. Dr. Trouillot is board certified in American Board Of Internal Medicine. Dr. Trouillot is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Midtown Inpatient Medicine

    835 East 18th Avenue, Suite 110, 
    Denver, CO 
     (9.5 miles away)
    Experience:
    13+ years
    Languages Spoken:
    English

    Kirk Blais is a primary care provider, practicing in Internal Medicine in Denver, Colorado. He has been practicing medicine for over 13 years. Dr. Blais is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Pulmonary Embolism, Sepsis, Stroke, Endoscopy, and Hip Replacement. Dr. Blais is board certified in American Osteopathic Board Of Internal Medicine.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Denver Health

    660 Bannock St, 
    Denver, CO 
     (9.8 miles away)
    Languages Spoken:
    English

    Jordan Karlitz is a Gastroenterologist practicing medicine in Denver, Colorado. Dr. Karlitz 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, Familial Colorectal Cancer, Neuroendocrine Tumor, Colonoscopy, and Endoscopy.

    Distinguished in Colonoscopy
    Gastroenterology
    Distinguished in Colonoscopy
    Gastroenterology

    University Of Colorado Hospital Authority

    1635 Aurora Ct, 
    Aurora, CO 
     (11.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anna Duloy is a Gastroenterologist practicing medicine in Aurora, Colorado. Dr. Duloy is rated as a Distinguished provider by MediFind in Colonoscopy. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Childhood Pancreatitis, Chronic Pancreatitis, Acute Pancreatitis, Colonoscopy, and Endoscopy.

    Colorectal Surgery
    Colorectal Surgery

    Surgone PC

    150 Old Laramie Trl Unit 130, 
    Lafayette, CO 
     (12.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Warren Strutt is a Colorectal Surgeon practicing medicine in Lafayette, Colorado. Dr. Strutt is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Anal Fissure, Hemorrhoids, Anal Cancer, Ureteroscopy, and Small Bowel Resection. Dr. Strutt is board certified in American Board Of Surgery. Dr. Strutt is currently accepting new patients.

    Experienced in Colonoscopy
    Experienced in Colonoscopy

    Platte Valley Clinic - General & Trauma Surgery

    1610 Prairie Center Parkway, Suite 2300, 
    Brighton, CO 
     (12.7 miles away)
    Experience:
    21+ years
    Languages Spoken:
    English
    Accepting New Patients

    Dr. Hermann Sigbjarnarson is a board-certified general surgeon with Intermountain Health in Brighton, CO. His clinical interests include minimally invasive surgery, abdominal procedures, and colorectal procedures. A native of Reykjavik, Iceland, Dr. Sigbjarnarson completed his Doctor of Medicine at the University of Iceland and did an internship and residency at the National University Hospital in Reykjavik. Additionally, he completed a General Surgery Residency at Dartmouth-Hitchcock Medical Center in Lebanon, NH.“Don’t worry about the pronunciation of my last name; I go by Dr. Hermann. I am passionate about providing good patient care and effective communication.”Outside the office, he enjoys running, hiking, biking, and spending time with friends and his wife, Dr. Hala Omar. Dr. Sigbjarnarson 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 Hernia, Umbilical Hernia, Gallbladder Disease, Endoscopy, and Gallbladder Removal. Dr. Sigbjarnarson is board certified in American Board Of Surgery. Dr. Sigbjarnarson is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Gastroenterology Of The Rockies

    13952 Denver West Pkwy, Building 53, Suite 100B, 
    Lakewood, CO 
     (13.0 miles away)
    Experience:
    23+ years
    Languages Spoken:
    English
    Accepting New Patients

    Taimur Khan is a Gastroenterologist practicing medicine in Lakewood, Colorado. He has been practicing medicine for over 23 years. Dr. Khan is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Chronic Pancreatitis, Gardner Syndrome, Gastrectomy, and Endoscopy. Dr. Khan is board certified in American Board Of Internal Medicine. Dr. Khan is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Gastroenterology Of The Rockies

    13952 Denver West Pkwy, Building 53, Suite 100B, 
    Lakewood, CO 
     (13.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Raul Cubillas is a Gastroenterologist practicing medicine in Lakewood, Colorado. Dr. Cubillas is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Gastrectomy, and Colonoscopy. Dr. Cubillas is board certified in American Board Of Internal Medicine. Dr. Cubillas is currently accepting new patients.

    Advanced in Colonoscopy
    Internal Medicine
    Advanced in Colonoscopy
    Internal Medicine

    Rocky Mountain Gastroenterology Associates, PLLC

    355 Union Blvd, Suite 200, 
    Lakewood, CO 
     (13.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Andrew Korson is an Internal Medicine provider practicing medicine in Lakewood, Colorado. Dr. Korson is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Colonoscopy, and Endoscopy. Dr. Korson is board certified in American Board Of Internal Medicine. Dr. Korson is currently accepting new patients.

    Showing 1-20 of 80

    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 near Thornton, CO?

    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 Thornton, CO?

    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 Thornton, CO?

    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 Thornton, CO?

    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 Thornton, CO?

    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 Thornton, CO?

    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 Thornton, CO?

    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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