The 20 Best Gastrointestinal Bleeding Doctors Near Me in Fullerton, CA

Find the Top Gastrointestinal Bleeding Experts and Specialists

The 20 Best Gastrointestinal Bleeding Doctors near Fullerton, CA

Last Updated: 02/22/2026

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MediFind found 320 doctor with experience in Gastrointestinal Bleeding near Fullerton, CA. Of these, 262 are Experienced, 50 are Advanced and 8 are Distinguished.

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320 providers found
    Distinguished in Gastrointestinal Bleeding
    Gastroenterology
    Distinguished in Gastrointestinal Bleeding
    Gastroenterology

    Dr P G Rajan MD Inc

    1711 W Romneya Dr, 
    Anaheim, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    Ashokkumar Amin is a Gastroenterologist in Anaheim, California. Dr. Amin is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Gastrostomy, and Gastrectomy.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Patrick Koo is a Gastroenterologist in Fullerton, California. Dr. Koo is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Endoscopy, and Gastrectomy. Dr. Koo is currently accepting new patients.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eugene Yoon is a Gastroenterologist in Fullerton, California. Dr. Yoon is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Choledocholithiasis, Angiodysplasia of the Colon, Ascites, Endoscopy, and Gastrostomy. Dr. Yoon is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Hyder Jamal is a Gastroenterologist in Fullerton, California. Dr. Jamal is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Barrett Esophagus, Endoscopy, and Gastrostomy. Dr. Jamal is currently accepting new patients.

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

    Providence St. Jude Medical Center

    101 E Valencia Mesa Dr, 
    Fullerton, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jennifer Hahr is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Hahr is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Sepsis, Ogilvie Syndrome, Acute Coronary Syndrome, Endoscopy, and Bone Graft. Dr. Hahr is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Erika Hoyos is a Gastroenterologist in Fullerton, California. Dr. Hoyos is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Hemorrhoids, Intestinal Cancer, Chronic Erosive Gastritis, Endoscopy, and Gastrectomy. Dr. Hoyos is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Scott Sainburg is a Gastroenterologist in Fullerton, California. Dr. Sainburg is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Benign Esophageal Stricture, Lower Esophageal Ring, Swallowing Difficulty, Endoscopy, and Gastrectomy. Dr. Sainburg is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sajen Mathews is a Gastroenterologist in Fullerton, California. Dr. Mathews is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Benign Esophageal Stricture, Endoscopy, and Gastrostomy.

    Advanced in Gastrointestinal Bleeding
    Internal Medicine
    Advanced in Gastrointestinal Bleeding
    Internal Medicine

    Providence Medical Foundation

    1950 Sunny Crest Dr, Suite 2900, 
    Fullerton, CA 
     (1.6 miles away)
    Languages Spoken:
    English

    Keith Mullins is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Mullins is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastrointestinal Bleeding, Sepsis, Ogilvie Syndrome, and Hospital-Acquired Pneumonia.

    Brian P. Riff
    Experienced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine

    Associated Gastroenterology

    1211 W La Palma Ave, 
    Anaheim, CA 
     (1.7 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Brian Riff is an Internal Medicine specialist and a Gastroenterologist in Anaheim, California. Dr. Riff 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 Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Campylobacter Infection, Gastrostomy, and Gastrectomy.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Digestive And Liver Disease Specialists

    1771 W Romneya Dr, 
    Anaheim, CA 
     (1.8 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Offers Telehealth

    Amit Raina is a Gastroenterologist in Anaheim, California. Dr. Raina has been practicing medicine for over 27 years and is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Bile Duct Obstruction, Childhood Pancreatitis, Cholestasis, Endoscopy, and Gastrostomy.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine
    Advanced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine

    Digestive And Liver Disease Specialists

    1771 W Romneya Dr, 
    Anaheim, CA 
     (1.8 miles away)
    Experience:
    45+ years
    Languages Spoken:
    English

    Ravindra Alapati is an Internal Medicine specialist and a Gastroenterologist in Anaheim, California. Dr. Alapati has been practicing medicine for over 45 years and is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Visceromegaly, Bile Duct Obstruction, Diverticular Disease, Gastrostomy, and Gastrectomy.

    Advanced in Gastrointestinal Bleeding
    Internal Medicine
    Advanced in Gastrointestinal Bleeding
    Internal Medicine

    Office

    2040 S Santa Cruz St Ste 240, 
    Anaheim, CA 
     (2.9 miles away)
    Languages Spoken:
    English

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

    Advanced in Gastrointestinal Bleeding
    Internal Medicine
    Advanced in Gastrointestinal Bleeding
    Internal Medicine

    Office

    2040 S Santa Cruz St Ste 240, 
    Anaheim, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Garland Dodoo is a primary care provider, practicing in Internal Medicine in Anaheim, California. Dr. Dodoo is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Sepsis, Volkmann Contracture, Rhabdomyolysis, Stroke, and Hip Replacement.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine
    Advanced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine

    Oc Gastrocare

    408 S Beach Blvd, 
    Anaheim, CA 
     (4.9 miles away)
    Experience:
    14+ years
    Languages Spoken:
    English

    Amit Bhanvadia is an Internal Medicine specialist and a Gastroenterologist in Anaheim, California. Dr. Bhanvadia has been practicing medicine for over 14 years and is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Menetrier Disease, Chronic Erosive Gastritis, Hemorrhoids, Gastrostomy, and Gastrectomy.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine
    Advanced in Gastrointestinal Bleeding
    Gastroenterology | Internal Medicine

    Oc Gastrocare

    408 S Beach Blvd, 
    Anaheim, CA 
     (4.9 miles away)
    Experience:
    46+ years
    Languages Spoken:
    English

    Dick Yip is an Internal Medicine specialist and a Gastroenterologist in Anaheim, California. Dr. Yip has been practicing medicine for over 46 years and is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy.

    Distinguished in Gastrointestinal Bleeding
    Internal Medicine
    Distinguished in Gastrointestinal Bleeding
    Internal Medicine

    Southern California Hospitalist Network Medical Group Inc

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

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

    Distinguished in Gastrointestinal Bleeding
    Gastroenterology
    Distinguished in Gastrointestinal Bleeding
    Gastroenterology

    Long Phi Dang MD Inc

    7891 Westminster Blvd, 
    Westminster, CA 
     (8.6 miles away)
    Experience:
    33+ years
    Languages Spoken:
    English

    Long Dang is a Gastroenterologist in Westminster, California. Dr. Dang has been practicing medicine for over 33 years and is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Chronic Erosive Gastritis, Gastritis, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy.

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

    Rajiv I Bhavsar MD A Med Corp

    1321 N Harbor Blvd, 
    Fullerton, CA 
     (0.9 miles away)
    Experience:
    42+ years
    Languages Spoken:
    English

    Rajiv Bhavsar is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Bhavsar has been practicing medicine for over 42 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Enlarged Liver, Acute Kidney Failure, Diverticular Disease, Gastrostomy, and Colonoscopy.

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

    Optum - Commonwealth

    1501 W Commonwealth Ave, 
    Fullerton, CA 
     (1.3 miles away)
    Experience:
    7+ years
    Languages Spoken:
    English

    Charles Shumaker is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Shumaker has been practicing medicine for over 7 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, Hyperaldosteronism, and Type 2 Diabetes (T2D).

    Showing 1-20 of 320

    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 Fullerton, 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 Fullerton, 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 Fullerton, 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 Fullerton, 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 Fullerton, 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 Fullerton, 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 Fullerton, 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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