The 20 Best Colonoscopy Doctors near washington, DC

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 09/26/2026

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MediFind found 306 doctor with experience in Colonoscopy near washington, DC. Of these, 263 are Experienced, 23 are Advanced, 10 are Elite and 2 are Distinguished.

Location
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306 providers found
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    MedStar Health Gastroenterology At MedStar Washington Hospital Center

    106 Irving St NW Ste 205, 
    Washington, DC 
     (1.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nikiya Asamoah is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Asamoah is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Ulcerative Colitis, Crohn's Disease, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

    Distinguished in Colonoscopy
    Distinguished in Colonoscopy
    Referral may be required

    Gw Gastroenterology & Liver Diseases-Foggy Bottom South

    Washington, DC 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Marie Borum is a Hepatologist practicing medicine in Washington, Washington, D.c.. Dr. Borum is rated as a Distinguished provider by MediFind in Colonoscopy. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Hepatitis, Hepatitis B, Hepatitis C, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    110 Irving Street Northwest Room 1A-50A

    110 Irving St NW Rm 1A-50A, 
    Washington, DC 
     (1.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Arrel Olano is a primary care provider, practicing in Internal Medicine in Washington, Washington, D.c.. Dr. Olano 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 Myelitis, AIDS Dementia Complex, AIDS Dysmorphic Syndrome, HIV/AIDS, and Colonoscopy. Dr. Olano is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Capital Digestive Care & Metropolitan Gastroenterology Group

    2021 K Street Northwest, Suite 500, Suite 500, 
    Washington, DC 
     (0.6 miles away)
    Languages Spoken:
    English, French, Spanish
    Accepting New Patients

    Louis Korman is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Korman is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Autoimmune Hepatitis, Stomach Cancer, Ulcerative Colitis, Colonoscopy, and Endoscopy. Dr. Korman is board certified in American Board Of Internal Medicine. Dr. Korman is currently accepting new patients.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Hu Faculty Practice Plan-Gastroenterology

    2041 Georgia Ave NW Ste 5000, 
    Washington, DC 
     (0.8 miles away)
    Languages Spoken:
    English

    Angesom Kibreab is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Kibreab is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Hemorrhoids, Colonoscopy, and Endoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Hu Faculty Practice Plan-Gastroenterology

    2041 Georgia Ave NW Ste 5000, 
    Washington, DC 
     (0.8 miles away)
    Languages Spoken:
    English

    Farshad Aduli is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Aduli is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Jaundice, Hemorrhoids, Gastrointestinal Bleeding, Colonoscopy, and Endoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Howard University

    2024 Georgia Ave NW, 
    Washington, DC 
     (1.1 miles away)
    Languages Spoken:
    English

    Victor Scott is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Scott is rated as an Advanced 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, Colorectal Cancer, Obesity, Colonoscopy, and Endoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    Gw Gastroenterology & Liver Diseases-Foggy Bottom South

    Washington, DC 
     (1.2 miles away)
    Languages Spoken:
    English

    Samuel Schueler is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Schueler is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Angiosarcoma of the Liver, Zollinger-Ellison Syndrome, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    University Of Maryland Washington

    106 Irving Street Northwest, Suite 201, 
    Washington, DC 
     (1.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Harminder Sandhu is a Nephrologist practicing medicine in Washington, Washington, D.c.. Dr. Sandhu is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Chronic Kidney Disease, Acute Kidney Failure, Gastrostomy, and Colonoscopy. Dr. Sandhu is board certified in American Board Of Internal Medicine - Nephrology, 2009, American Board Of Internal Medicine, and American Board Of Internal Medicine - Internal Medicine, 2007. Dr. Sandhu is currently accepting new patients.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    University Of Maryland Washington

    106 Irving Street Northwest, Suite 201, 
    Washington, DC 
     (1.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Yudh Gupta is a Nephrologist practicing medicine in Washington, Washington, D.c.. Dr. Gupta 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 End-Stage Renal Disease (ESRD), Chronic Kidney Disease, High Potassium Level, Gastrostomy, and Endoscopy. Dr. Gupta is board certified in American Board Of Internal Medicine - Internal Medicine, 1978 and American Board Of Internal Medicine - Nephrology, 1980. Dr. Gupta is currently accepting new patients.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    MedStar Washington Hospital Center

    110 Irving St NW, 
    Washington, DC 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Javad Khalilzadeh is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Khalilzadeh is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Khalilzadeh is currently accepting new patients.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    MedStar Health Gastroenterology At MedStar Georgetown University Hospital

    3800 Reservoir Rd NW Bldg 2 Rm 2210, 
    Washington, DC 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mark Mattar is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Mattar is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Ulcerative Colitis, Hemorrhagic Proctocolitis, Crohn's Disease, Colonoscopy, and Endoscopy. Dr. Mattar is currently accepting new patients.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    3800 Reservoir Road Northwest 2 Main

    3800 Reservoir Rd NW # 2, 
    Washington, DC 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Walid Chalhoub is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Chalhoub is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Jaundice, Bile Duct Obstruction, Bile Duct Cysts, Endoscopy, and Gastrostomy. Dr. Chalhoub is currently accepting new patients.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    Anchor Mental Health Association

    1001 Lawrence St NE, 
    Washington, DC 
     (3.2 miles away)
    Languages Spoken:
    English

    James Goedert is an Oncologist practicing medicine in Washington, Washington, D.c.. Dr. Goedert is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Burkitt Lymphoma, B-Cell Lymphoma, Non-Hodgkin Lymphoma, Colorectal Cancer, and Colonoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    Referral may be required

    MedStar Health: Primary Care At New Mexico Avenue

    3301 New Mexico Ave NW Ste 205, 
    Washington, DC 
     (3.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Thomas Loughney is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Loughney is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Familial Adenomatous Polyposis, Colonoscopy, and Endoscopy. Dr. Loughney is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Sibley Memorial Hospital

    5215 Loughboro Road Northwest, Suite 300, Suite 300, 
    Washington, DC 
     (3.5 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English, Armenian, Russian
    Offers Telehealth

    Ervand Kristosturyan is a primary care provider, practicing in Internal Medicine in Washington, Washington, D.c.. He has been practicing medicine for over 10 years. Dr. Kristosturyan 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 Sepsis, Hypertensive Heart Disease, Pulmonary Embolism, Colonoscopy, and Bone Marrow Aspiration. Dr. Kristosturyan is board certified in American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required

    Sibley Memorial Hospital

    Washington, DC 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Antoinette Saddler is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Saddler is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Gastroparesis, Chronic Erosive Gastritis, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Saddler is board certified in American Board Of Internal Medicine.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    Virginia Heart - Arlington

    1005 N Glebe Rd, 750, 
    Arlington, VA 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Raymond Vlacancich is a Cardiologist practicing medicine in Arlington, Virginia. Dr. Vlacancich is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Atrial Fibrillation, Heart Failure, Pulmonary Edema, Colonoscopy, and Endoscopy. Dr. Vlacancich is currently accepting new patients.

    Experienced in Colonoscopy
    Medical Genetics
    Experienced in Colonoscopy
    Medical Genetics
    Referral may be required

    Central Office

    810 Vermont Ave NW, 
    Washington, DC 
     (0.5 miles away)
    Languages Spoken:
    English

    Timothy O'leary is a Medical Genetics provider practicing medicine in Washington, Washington, D.c.. Dr. O'leary is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    Referral may be required
    2021 K St Nw, Suite T-110, 
    Washington, DC 
     (0.6 miles away)
    Languages Spoken:
    English

    Donald O'kieffe is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. O'kieffe is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Esophagitis, Menetrier Disease, Gas Bloat Syndrome, and Colonoscopy.

    Showing 1-20 of 306

    Last Updated: 09/26/2026

    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 washington, DC?

    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 washington, DC?

    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 washington, DC?

    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 washington, DC?

    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 washington, DC?

    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 washington, DC?

    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 washington, DC?

    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 

    Read more about our Content Policy. 

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