The 20 Best Colonoscopy Doctors near daly city, CA

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 09/26/2026

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MediFind found 143 doctor with experience in Colonoscopy near daly city, CA. Of these, 123 are Experienced, 15 are Advanced, 3 are Distinguished and 2 are Elite.

Location
LocationClose
143 providers found
    Elite in Colonoscopy
    Gastroenterology
    Elite in Colonoscopy
    Gastroenterology
    Referral may be required

    San Francisco VA Medical Center

    4150 Clement St, 
    San Francisco, CA 
     (6.8 miles away)
    Languages Spoken:
    English

    Roy Soetikno is a Gastroenterologist practicing medicine in San Francisco, California. Dr. Soetikno is rated as an Elite provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Colorectal Polyps, Colorectal Cancer, Gastrointestinal Bleeding, Endoscopy, and Colonoscopy.

    Elite in Colonoscopy
    Gastroenterology
    Elite in Colonoscopy
    Gastroenterology
    Referral may be required

    Permanente Medical Group Inc.

    2238 Geary Blvd, 
    San Francisco, CA 
     (6.8 miles away)
    Languages Spoken:
    English

    Douglas Corley is a Gastroenterologist practicing medicine in San Francisco, California. Dr. Corley is rated as an Elite provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Barrett Esophagus, Familial Colorectal Cancer, Colonoscopy, and Endoscopy.

    Distinguished in Colonoscopy
    Internal Medicine
    Distinguished in Colonoscopy
    Internal Medicine
    4150 Clement St, Mail Stop 111a1, 
    San Francisco, CA 
     (6.8 miles away)
    Languages Spoken:
    English

    Mary Whooley is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Whooley is rated as a Distinguished provider by MediFind in Colonoscopy. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Coronary Heart Disease, Heart Failure, Heart Attack, Colonoscopy, and Endoscopy.

    Learn about our expert tiers
    Experienced in Colonoscopy
    Gastroenterology | Hepatology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Hepatology | Internal Medicine
    Referral may be required

    Center For Diabetes And Cardiometabolic Health (CDCH)

    1850 Sullivan Ave, Suite 420, 
    Daly City, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mark Tsuchiyose is an Internal Medicine specialist and a Hepatologist practicing medicine in Daly City, California. Dr. Tsuchiyose is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Exocrine Pancreatic Insufficiency, Angiodysplasia of the Colon, Indigestion, Endoscopy, and Colonoscopy. Dr. Tsuchiyose is board certified in Internal Medicine, Gastroenterology, and Hepatology.

    Experienced in Colonoscopy
    Experienced in Colonoscopy
    Referral may be required

    West Bay Nephrology Associates

    1498 Southgate Ave, Ste 102, 
    Daly City, CA 
     (0.9 miles away)
    Languages Spoken:
    English, Filipino, Mandarin
    Accepting New Patients
    Offers Telehealth

    Robert Tseng is a Nephrologist practicing medicine in Daly City, California. Dr. Tseng 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 End-Stage Renal Disease (ESRD), Chronic Kidney Disease, Acute Kidney Failure, Cryoglobulinemia, and Colonoscopy. Dr. Tseng is board certified in Nephrology - Board Certified, Internal Medicine, and Internal Medicine (Sub: Nephrology). Dr. Tseng is currently accepting new patients.

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

    South San Francisco Medical Center

    South San Francisco, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    James O'brien is a Gastroenterologist practicing medicine in South San Francisco, California. Dr. O'brien is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Bile Duct Obstruction, Gallstones, Colonoscopy, and Endoscopy. Dr. O'brien is currently accepting new patients.

    Distinguished in Colonoscopy
    Gastroenterology
    Distinguished in Colonoscopy
    Gastroenterology
    Referral may be required

    Office

    1001 Potrero Ave # 862, 
    San Francisco, CA 
     (5.2 miles away)
    Languages Spoken:
    English

    Ma Somsouk is a Gastroenterologist practicing medicine in San Francisco, California. Dr. Somsouk is rated as a Distinguished provider by MediFind in Colonoscopy. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Radiation Enteritis, Colonoscopy, and Endoscopy.

    Distinguished in Colonoscopy
    Gastroenterology
    Distinguished in Colonoscopy
    Gastroenterology
    Referral may be required

    San Francisco VA Medical Center

    4150 Clement St, 
    San Francisco, CA 
     (6.8 miles away)
    Languages Spoken:
    English

    Amandeep Shergill practices practicing medicine in San Francisco, California. Dr. Shergill is rated as a Distinguished provider by MediFind in Colonoscopy. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Gastrointestinal Bleeding, Choledocholithiasis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    AHMC Seton Medical Center

    1900 Sullivan Ave, 
    Daly City, CA 
     (0.6 miles away)
    Languages Spoken:
    English

    Tony Wong is a primary care provider, practicing in Internal Medicine in Daly City, California. Dr. Wong 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 Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Coronary Heart Disease, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Ellick Tsang M D Corporation

    1800 Sullivan Ave Rm 304, 
    Daly City, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nang-lok Tsang is a primary care provider, practicing in Internal Medicine in Daly City, California. Dr. Tsang 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 Colorectal Cancer, Sepsis, Peptic Ulcer, Colonoscopy, and Endoscopy.

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

    South San Francisco Medical Center

    South San Francisco, CA 
     (3.5 miles away)
    Languages Spoken:
    English, Romanian
    Accepting New Patients

    Brindusa Truta is a Gastroenterologist practicing medicine in South San Francisco, California. Dr. Truta is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Viral Gastroenteritis, Ulcerative Colitis, Colitis, Ileostomy, and Endoscopy. Dr. Truta is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine | Hospital Medicine
    Experienced in Colonoscopy
    Internal Medicine | Hospital Medicine

    South San Francisco Medical Center

    South San Francisco, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nan Lei is a Hospital Medicine provider practicing medicine in South San Francisco, California. Dr. Lei is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Colonoscopy. Dr. Lei is currently accepting new patients.

    Experienced in Colonoscopy
    Holistic Medicine
    Experienced in Colonoscopy
    Holistic Medicine
    Referral may be required
    31 Cayuga Ave, 
    San Francisco, CA 
     (3.8 miles away)
    Languages Spoken:
    English, Mandarin

    Zhen Wang is a Holistic Medicine provider practicing medicine in San Francisco, California. Ms. Wang is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 26 other conditions, according to our data. Her clinical expertise encompasses Spontaneous Coronary Artery Dissection (SCAD), Chronic Inflammatory Response Syndrome (CIRS), Heart Failure with Preserved Ejection Fraction (HFpEF), Hepato-Pancreato-Biliary Surgery, and Endoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Melissa C. Wong MD Inc.

    1044 Taraval St, 
    San Francisco, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Angela Quang is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Quang is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Sepsis, Ogilvie Syndrome, Peptic Ulcer, Endoscopy, and Colonoscopy.

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

    North East Medical Services

    1450 Noriega St, 
    San Francisco, CA 
     (4.6 miles away)
    Languages Spoken:
    English

    Jesse Liu is a Gastroenterologist practicing medicine in San Francisco, California. Dr. Liu is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Gardner Syndrome, Turcot Syndrome, Familial Adenomatous Polyposis, Gastrectomy, and Endoscopy.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    San Francisco Department Of Public Health

    1525 Silver Ave, 
    San Francisco, CA 
     (4.6 miles away)
    Languages Spoken:
    English

    Ellen Chen is a primary care provider, practicing in Family Medicine in San Francisco, California. Dr. Chen is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses High Cholesterol, Colorectal Cancer, Hypertension, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Holistic Medicine
    Experienced in Colonoscopy
    Holistic Medicine
    Referral may be required
    1124 Ingerson Ave, 
    San Francisco, CA 
     (4.7 miles away)
    Languages Spoken:
    English

    Liang Wang is a Holistic Medicine provider practicing medicine in San Francisco, California. Mr. Wang 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 Alveolar Echinococcosis, Fractured Spine, Vascular Birthmark, Endoscopy, and Sleeve Gastrectomy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    California Pacific Medical Center

    San Francisco, CA 
     (4.9 miles away)
    Languages Spoken:
    English

    Kenneth Cassell is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Cassell is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Sepsis, Pneumonia, Peptic Ulcer, Colonoscopy, and Hip Replacement.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    California Pacific Medical Center

    San Francisco, CA 
     (4.9 miles away)
    Languages Spoken:
    English

    Elaine Toy is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Toy is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Cellulitis, Sepsis, Lymphangitis, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    California Pacific Medical Center

    San Francisco, CA 
     (4.9 miles away)
    Languages Spoken:
    English

    Valerie Garrett is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Garrett is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Heart Attack, Sepsis, Apoplexy, Hip Replacement, and Colonoscopy.

    Showing 1-20 of 143

    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 daly city, 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 daly city, 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 daly city, 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 daly city, 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 daly city, 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 daly city, 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 daly city, 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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