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    Last Updated: 10/30/2025

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    MediFind found 235 doctor with experience in Colonoscopy near Garden Grove, CA. Of these, 212 are Experienced, 22 are Advanced and 1 are Elite.

    Location
    LocationClose
    235 providers found
      Elite in Colonoscopy
      Gastroenterology
      Elite in Colonoscopy
      Gastroenterology

      Uc Regents

      101 The City Dr S, 
      Orange, CA 
       (2.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jason Samarasena is a Gastroenterologist in Orange, California. Dr. Samarasena is rated as an Elite provider by MediFind in Colonoscopy. His top areas of expertise are Barrett Esophagus, Jaundice, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy.

      Advanced in Colonoscopy
      Gastroenterology
      Advanced in Colonoscopy
      Gastroenterology
      11922 Seacrest Drive, Suite A, 
      Garden Grove, CA 
       (1.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Syam Gaddam is a Gastroenterologist in Garden Grove, California. Dr. Gaddam is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Hepatitis, Painful Swallowing, Swallowing Difficulty, Gastrostomy, and Gastrectomy. Dr. Gaddam is currently accepting new patients.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Advanced in Colonoscopy
      Internal Medicine
      Advanced in Colonoscopy
      Internal Medicine

      Bolsa Medical Group

      10362 Bolsa Ave, Suite 110, 
      Westminster, CA 
       (2.2 miles away)
      Languages Spoken:
      English

      Dat Nguyen is a primary care provider, practicing in Internal Medicine in Westminster, California. Dr. Nguyen is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Pneumonia, Sepsis, Stroke, Gastrostomy, and Endoscopy.

      Learn about our expert tiers
      Advanced in Colonoscopy
      Internal Medicine
      Advanced in Colonoscopy
      Internal Medicine
      101 The City Dr S, 
      Orange, CA 
       (2.9 miles away)
      Languages Spoken:
      English

      Nathan Park is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Park is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Scrotal Swelling, Testicular Cancer, Gastrointestinal Bleeding, Colonoscopy, and Endoscopy.

      Advanced in Colonoscopy
      Gastroenterology
      Advanced in Colonoscopy
      Gastroenterology
      7891 Westminster Blvd, 
      Westminster, CA 
       (3.2 miles away)
      Languages Spoken:
      English

      Long Dang is a Gastroenterologist in Westminster, California. Dr. Dang is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Chronic Erosive Gastritis, Gastritis, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy.

      Advanced in Colonoscopy
      Internal Medicine
      Advanced in Colonoscopy
      Internal Medicine
      101 The City Dr S Ste 400, 
      Orange, CA 
       (3.7 miles away)
      Languages Spoken:
      English

      Erica Duh is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Duh is rated as an Advanced provider by MediFind in Colonoscopy. Her top areas of expertise are Colorectal Cancer, Kaposi Sarcoma, Diverticular Disease, Colonoscopy, and Endoscopy.

      Advanced in Colonoscopy
      Gastroenterology
      Advanced in Colonoscopy
      Gastroenterology
      1771 West Romneya Drive, Suite C, 
      Anaheim, CA 
       (5.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Ravindra Alapati is a Gastroenterologist in Anaheim, California. Dr. Alapati is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Chronic Erosive Gastritis, Gastrostomy, and Gastrectomy. Dr. Alapati is currently accepting new patients.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine
      12665 Garden Grove Boulevard, Suite 503, 
      Garden Grove, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Chaewon Song is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Song is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Osteomyelitis in Children, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine
      12665 Garden Grove Boulevard, Suite 502, 
      Garden Grove, CA 
       (0.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Asaad Hakim is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Hakim is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Pneumonia, Hospital-Acquired Pneumonia, Gastrostomy, and Endoscopy. Dr. Hakim is currently accepting new patients.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine
      12665 Garden Grove Boulevard, Suite 503, 
      Garden Grove, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Hong Kim is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Kim is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are End-Stage Renal Disease (ESRD), Acute Kidney Failure, Type 2 Diabetes (T2D), Gastrostomy, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Southern California Permanente Medical Group

      12100 Euclid St, 
      Garden Grove, CA 
       (0.9 miles away)
      Languages Spoken:
      English

      Mary Varughese is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Varughese is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Stroke, Sepsis, Peritonitis, Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology
      12665 Garden Grove Blvd, Suite 304, 
      Garden Grove, CA 
       (1.5 miles away)
      Languages Spoken:
      English

      Quang Phan is a Gastroenterologist in Garden Grove, California. Dr. Phan is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Jaundice, Familial Adenomatous Polyposis, Hepatitis, Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology
      200 S Manchester Ave, Suite 300, 
      Orange, CA 
       (2.7 miles away)
      Languages Spoken:
      English

      Frances Dang is a Gastroenterologist in Orange, California. Dr. Dang is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Colorectal Polyps, Venous Thromboembolism (VTE), Achalasia, Endoscopy, and Colonoscopy.

      Experienced in Colonoscopy
      Family Medicine
      Experienced in Colonoscopy
      Family Medicine
      15606 Brookhurst St, Suite B, 
      Westminster, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Hung Chung is a primary care provider, practicing in Family Medicine in Westminster, California. Dr. Chung is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Chronic Obstructive Pulmonary Disease (COPD), Pneumonia, Gastrostomy, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine
      9024 Bolsa Ave, 
      Westminster, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Thuan Vo is a primary care provider, practicing in Internal Medicine in Westminster, California. Dr. Vo is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Parinaud Oculoglandular Syndrome, Tracheitis, Sitosterolemia, Gastrostomy, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Southern California Hospitalist Network Medical Group Inc

      625 The City Dr S, Suite 320, 
      Orange, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Maritess Aranas is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Aranas is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Sepsis, Heart Attack, End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Southern California Hospitalist Network Medical Group Inc

      625 The City Dr S, Suite 320, 
      Orange, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Sophia Kangarlu is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Kangarlu is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Sepsis, Apoplexy, Ogilvie Syndrome, Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Southern California Hospitalist Network Medical Group Inc

      625 The City Dr S, Suite 320, 
      Orange, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Raffi Hodikian is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Hodikian is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Colonoscopy, and Gastrostomy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Southern California Hospitalist Network Medical Group Inc

      625 The City Dr S, Suite 320, 
      Orange, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Hassan Chahine is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Chahine is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are End-Stage Renal Disease (ESRD), Sepsis, Pneumonia, Gastrostomy, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Southern California Hospitalist Network Medical Group Inc

      625 The City Dr S, Suite 320, 
      Orange, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Katarzyna Twardowska is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Twardowska is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Sepsis, Volkmann Contracture, Peptic Ulcer, Gastrostomy, and Endoscopy.

      Showing 1-20 of 235

      Last Updated: 10/30/2025

      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 Garden Grove, CA?

      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 Garden Grove, CA?

      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 Garden Grove, CA?

      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 Garden Grove, CA?

      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 Garden Grove, CA?

      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 Garden Grove, CA?

      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 Garden Grove, CA?

      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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