The 20 Best Gastrointestinal Bleeding Doctors Near Me in San Mateo, CA

Find the Top Gastrointestinal Bleeding Experts and Specialists

The 20 Best Gastrointestinal Bleeding Doctors near San Mateo, CA

Last Updated: 02/22/2026

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MediFind found 184 doctor with experience in Gastrointestinal Bleeding near San Mateo, CA. Of these, 163 are Experienced, 20 are Advanced and 1 are Distinguished.

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184 providers found
    Anne Thai
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    1720 El Camino Real Care Center

    Burlingame, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Anne Thai is a Gastroenterologist in Burlingame, California. Dr. Thai is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Gastroesophageal Reflux Disease (GERD), Portal Hypertension, Gastrointestinal Bleeding, Endoscopy, and Gastrectomy. Dr. Thai is currently accepting new patients.

    Vino Verghese
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Burlingame Center

    1501 Trousdale Drive, Building B, 2nd Floor, 
    Burlingame, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Vino Verghese is a Gastroenterologist in Burlingame, California. Dr. Verghese is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Familial Pancreatic Cancer, Endoscopy, and Pancreatectomy. Dr. Verghese is currently accepting new patients.

    Robert Osterhoff
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Burlingame Center

    1501 Trousdale Drive, Building B, 2nd Floor, 
    Burlingame, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Robert Osterhoff is a Gastroenterologist in Burlingame, California. Dr. Osterhoff is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Jaundice, Hepatitis, Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Osterhoff is currently accepting new patients.

    Learn about our expert tiers
    Eugene Y. Lee
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Eugene Lee, MD

    100 S Ellsworth Ave, Ste 507, 
    San Mateo, CA 
     (0.3 miles away)
    Languages Spoken:
    English, Korean, Spanish
    Accepting New Patients
    Offers Telehealth

    Our goal is to provide you with personalized medical care using the most current technology to diagnose and treat your medical problems. Emphasis is placed on disease prevention whenever possible. Should you need specialized treatment, a range of diagnostic and therapeutic procedures are available. We will work with your primary care physician to help diagnose, treat, and heal. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy.

    Edward K. Onuma
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Peninsula Gastrointestinal Specialists

    100 S Ellsworth Ave, Ste 507, 
    San Mateo, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Edward Onuma is a Gastroenterologist in San Mateo, California. Dr. Onuma is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Hemorrhoids, Heartburn, Portal Hypertension, Gastrectomy, and Colonoscopy. Dr. Onuma is currently accepting new patients.

    Negar Yaghooti
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    1720 El Camino Real Care Center

    Burlingame, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Negar Yaghooti is a Gastroenterologist in Burlingame, California. Dr. Yaghooti is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Gastrointestinal Bleeding, Crohn's Disease, Colitis, and Viral Gastroenteritis. Dr. Yaghooti is currently accepting new patients.

    Rani Berry
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Burlingame Center

    1501 Trousdale Drive, Floor 2, 
    Burlingame, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Rani Berry is a Gastroenterologist in Burlingame, California. Dr. Berry is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Jaundice, Gastrointestinal Bleeding, Hereditary Pancreatitis, Endoscopy, and Colonoscopy. Dr. Berry is currently accepting new patients.

    Yasser M. Bhat
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Palo Alto Medical Foundation

    301 Industrial Rd, Level 2 GI, 
    San Carlos, CA 
     (4.9 miles away)
    Languages Spoken:
    English, Hindi, Kashmiri, Urdu
    Accepting New Patients
    Offers Telehealth

    Yasser Bhat is a Gastroenterologist in San Carlos, California. Dr. Bhat is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Bile Duct Obstruction, Choledocholithiasis, Familial Pancreatic Cancer, Endoscopy, and Colonoscopy. Dr. Bhat is currently accepting new patients.

    Roger M. Kao
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Digestive Care Medical Center

    1000 Laurel St, 
    San Carlos, CA 
     (5.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    In his free time, Dr. Kao enjoys playing the piano, listening to live music, enjoying the outdoors and traveling to Italy. He and his wife, who were married in her hometown of Padova, Italy, also love to bike, run and enjoy the outdoors. Dr. Roger Kao is fluent in Mandarin Chinese and conversational medical Spanish and Italian. Dr. Kao is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastric Dysmotility, Irritable Bowel Syndrome (IBS), Diarrhea, Gastrectomy, and Endoscopy.

    James D. Torosis
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Peninsula Gastroenterology Medical Group,Inc.

    2900 Whipple Ave, Ste 245, 
    Redwood City, CA 
     (6.9 miles away)
    Languages Spoken:
    English, French, Greek
    Accepting New Patients
    Offers Telehealth

    Dr. Torosis is a native of Montreal, Canada and founded Peninsula Gastroenterology Medical Group in 1986. Dr. Torosis attended medical school and internship at McGill University in Montreal. In 1982 Dr. Torosis moved to California where he completed his internal medicine residency in San Diego. He attended Yale University for his fellowship in Gastroenterology and Liver Diseases. In 1986 at the completion of his fellowship, he moved to the Peninsula. Dr. Torosis is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Ulcerative Colitis, Diverticular Disease, Familial Adenomatous Polyposis, Colonoscopy, and Gastrectomy.

    Cynthia W. Leung
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Peninsula Gastroenterology Medical Group,Inc.

    2900 Whipple Ave, Ste 245, 
    Redwood City, CA 
     (6.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Medicine is an integral and active partnership between patient and physician. I strive to provide care for all my patients with warmth, compassion, and patience. I value being thorough, straightforward, and practicing medicine at the forefront of technology and research. I look forward to being a part of my patient's healthcare team. Dr. Leung is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

    Vicky W. Yang
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Peninsula Gastroenterology Medical Group,Inc.

    2900 Whipple Ave, Ste 245, 
    Redwood City, CA 
     (6.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Patients are the customers and owners of their health. Doctors are providers of information, education and personalized services to the patients. While doctors are good sources of opinions and guidance, ultimately all decisions should come from well informed patients. Dr. Yang strongly believes the best medical care is delivered when the doctor is a knowledgeable and compassionate patient advocate which includes providing clear communication, recommending options that have sound scientific basis, and developing action plans that are customized and well organized. It is the patient-centric approach that has served Dr. Yang and her patients well over many years. Dr. Yang is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Familial Adenomatous Polyposis, Gastric Dysmotility, Indigestion, Portal Hypertension, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Office

    101 S San Mateo Dr Ste 206, 
    San Mateo, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Dale Ritzo is a primary care provider, practicing in Internal Medicine in San Mateo, California. Dr. Ritzo is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Congenital Hypothyroidism, Sitosterolemia, Prerenal Azotemia, and Hypertension.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Anupam Aditi, MD Private Practice

    Burlingame, CA 
     (2.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Anupam Aditi is a Gastroenterologist in Burlingame, California. Dr. Aditi has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Bile Duct Obstruction, Cholestasis, Bile Duct Stricture, Endoscopy, and Gastrectomy.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Health Diagnostics Of California LLC

    1860 El Camino Real Ste 101, 
    Burlingame, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Stefan Chin is a Gastroenterologist in Burlingame, California. Dr. Chin is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Visceromegaly, Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Gastrectomy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Health Diagnostics Of California LLC

    1860 El Camino Real Ste 101, 
    Burlingame, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rowena Garcia is a Gastroenterologist in Burlingame, California. Dr. Garcia is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Hemorrhoids, Viral Gastroenteritis, Chronic Erosive Gastritis, Gastrectomy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    San Mateo Primary And Specialty Care

    1100 Park Pl Ste 100, 
    San Mateo, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Aparajita Singh is a Gastroenterologist in San Mateo, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are DICER1 Syndrome, Familial Adenomatous Polyposis, Familial Colorectal Cancer, Colonoscopy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Family Medicine
    Experienced in Gastrointestinal Bleeding
    Family Medicine

    MDVIP - San Mateo, CA

    1 Baywood Ave Ste 8, 
    San Mateo, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Tommy Kuo is a primary care provider, practicing in Family Medicine in San Mateo, California. Dr. Kuo is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Brown-Sequard Syndrome, Severe Combined Immunodeficiency (SCID), X-Linked Severe Combined Immunodeficiency, and Omenn Syndrome.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Office

    2001 Winward Way Ste 101, 
    San Mateo, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Justin Yu is a primary care provider, practicing in Internal Medicine in San Mateo, California. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Sepsis, Hypothermia, Stroke, Endoscopy, and Hip Replacement.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Dignity Health Medical Group - Sequoia

    1301 Shoreway Rd Ste 100, 
    Belmont, CA 
     (3.7 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients

    Vijay Pottathil is a Gastroenterologist in Belmont, California. Dr. Pottathil has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Alcoholic Cirrhosis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy. Dr. Pottathil is currently accepting new patients.

    Showing 1-20 of 184

    Last Updated: 02/22/2026

    What is the definition of Gastrointestinal Bleeding?

    Gastrointestinal (GI) bleeding refers to any bleeding that starts in the GI tract.

    Bleeding may come from any site along the GI tract, but is often divided into:

    • Upper GI bleeding: The upper GI tract includes the esophagus (the tube from the mouth to the stomach), stomach, and first part of the small intestine (duodenum).
    • Lower GI bleeding: The lower GI tract includes most of the small intestine, and the entire large intestine, rectum, and anus.

    When should I see a Gastrointestinal Bleeding doctor near San Mateo, 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 Gastrointestinal Bleeding doctor near San Mateo, 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 Gastrointestinal Bleeding doctors near San Mateo, 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 Gastrointestinal Bleeding doctors near San Mateo, 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 Gastrointestinal Bleeding doctor near San Mateo, 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 Gastrointestinal Bleeding doctor search results page. 

    Why is it important to get a second opinion from a different Gastrointestinal Bleeding 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 Gastrointestinal Bleeding doctor near San Mateo, 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding doctors near San Mateo, CA?

    Look for the filter feature on the left side of the Gastrointestinal Bleeding 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 Gastrointestinal Bleeding doctor that offers video calls?

    Look for the filter feature on the left-side of the Gastrointestinal Bleeding 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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