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

Find the Top Gastrointestinal Bleeding Experts and Specialists

The 20 Best Gastrointestinal Bleeding Doctors near Antioch, CA

Last Updated: 02/22/2026

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MediFind found 72 doctor with experience in Gastrointestinal Bleeding near Antioch, CA. Of these, 61 are Experienced, 9 are Advanced and 2 are Distinguished.

Location
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72 providers found
    Adedotun Adewusi
    Experienced in Gastrointestinal Bleeding
    Hospital Medicine
    Experienced in Gastrointestinal Bleeding
    Hospital Medicine

    Sutter Delta Medical Center

    3901 Lone Tree Way, 
    Antioch, CA 
     (1.6 miles away)
    Languages Spoken:
    English

    Adedotun Adewusi is a Hospital Medicine provider in Antioch, California. Dr. Adewusi is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Chronic Inflammatory Response Syndrome (CIRS), Pediatric Myocarditis, Viral Gastroenteritis, Heart Failure with Preserved Ejection Fraction (HFpEF), and Pacemaker Implantation.

    Ram Gollapudi
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Brentwood Care Center

    350 John Muir Parkway, Suite 175, 
    Brentwood, CA 
     (7.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ram Gollapudi is a Gastroenterologist in Brentwood, California. Dr. Gollapudi is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Ascites, Hepatitis, Gastrointestinal Bleeding, Gastrectomy, and Colonoscopy. Dr. Gollapudi is currently accepting new patients.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Dennis Zai M.D. Inc

    3903 Lone Tree Way Ste 205, 
    Antioch, CA 
     (0.7 miles away)
    Languages Spoken:
    English

    Kalyani Maganti is a Gastroenterologist in Antioch, California. Dr. Maganti is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Gastrectomy.

    Learn about our expert tiers
    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Dennis Zai M.D. Inc

    3903 Lone Tree Way Ste 205, 
    Antioch, CA 
     (0.7 miles away)
    Languages Spoken:
    English

    Varujan Keledjian is an Internal Medicine provider in Antioch, California. Dr. Keledjian 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 Gastrostomy.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Dennis Zai M.D. Inc

    3903 Lone Tree Way Ste 205, 
    Antioch, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jenny Jew is a Gastroenterologist in Antioch, California. Dr. Jew is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Diverticular Disease, Gastrectomy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Dennis Zai M.D. Inc

    3903 Lone Tree Way Ste 205, 
    Antioch, CA 
     (0.7 miles away)
    Languages Spoken:
    English

    Alex Aslan is a Gastroenterologist in Antioch, California. Dr. Aslan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Berdon Syndrome, Anal Fissure, Gardner Syndrome, Gastrectomy, and Colonoscopy.

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

    Antioch Medical Center

    4501 Sand Creek Road, 
    Antioch, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Felix Litvak is a primary care provider, practicing in Internal Medicine in Antioch, California. Dr. Litvak is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Sepsis, Gastrointestinal Bleeding, Hypertensive Heart Disease, Gastrostomy, and Endoscopy. Dr. Litvak is currently accepting new patients.

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

    Antioch Medical Center

    4501 Sand Creek Road, 
    Antioch, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Hanmantha Mole is a primary care provider, practicing in Internal Medicine in Antioch, California. Dr. Mole is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Sepsis, Gastrointestinal Bleeding, Hypertensive Heart Disease, Stroke, and Endoscopy. Dr. Mole is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Experienced in Gastrointestinal Bleeding

    Antioch Medical Center

    4501 Sand Creek Road, 
    Antioch, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Elizabeth De La Portilla is a primary care provider, practicing in Internal Medicine in Antioch, California. Dr. De La Portilla is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Sepsis, Stroke, and Gastrointestinal Bleeding. Dr. De La Portilla is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Gastroenterology
    Experienced in Gastrointestinal Bleeding
    Gastroenterology

    Antioch Medical Center

    4501 Sand Creek Road, 
    Antioch, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kirsten Regalia is a Gastroenterologist in Antioch, California. Dr. Regalia is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Gastroparesis, Heartburn, Gastric Dysmotility, and Gastroesophageal Reflux Disease (GERD). Dr. Regalia is currently accepting new patients.

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

    Antioch Medical Center

    4501 Sand Creek Road, 
    Antioch, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Maru Jenberie is a primary care provider, practicing in Internal Medicine in Antioch, California. Dr. Jenberie is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Sepsis, Stroke, DRESS Syndrome, Hemoglobin C Disease, and Endoscopy. Dr. Jenberie is currently accepting new patients.

    Derek E. Johnson
    Experienced in Gastrointestinal Bleeding
    Family Medicine
    Experienced in Gastrointestinal Bleeding
    Family Medicine

    Brentwood Care Center

    350 John Muir Parkway, Suite 105, 
    Brentwood, CA 
     (7.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Derek Johnson is a primary care provider, practicing in Family Medicine in Brentwood, California. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Visceromegaly, Enlarged Liver, Hypertension, and Familial Hypertension.

    Distinguished in Gastrointestinal Bleeding
    Gastroenterology
    Distinguished in Gastrointestinal Bleeding
    Gastroenterology

    Office

    1479 Ygnacio Valley Rd Ste 150, 
    Walnut Creek, CA 
     (12.8 miles away)
    Languages Spoken:
    English

    Drew Schembre is a Gastroenterologist in Walnut Creek, California. Dr. Schembre is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Acute Pancreatitis, Childhood Pancreatitis, Achalasia, Endoscopy, and Gastrectomy.

    Distinguished in Gastrointestinal Bleeding
    Gastroenterology
    Distinguished in Gastrointestinal Bleeding
    Gastroenterology

    Office

    1479 Ygnacio Valley Rd Ste 150, 
    Walnut Creek, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kanwar Gill is a Gastroenterologist in Walnut Creek, California. Dr. Gill is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Gastrectomy, and Colonoscopy.

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

    Pittsburg-Antioch Medical Group A Professional Corp.

    2220 Gladstone Dr Ste 3, 
    Pittsburg, CA 
     (5.5 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Wengang Zhang is a primary care provider, practicing in Internal Medicine in Pittsburg, California. Dr. Zhang has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Heart Attack, Hypertension, Familial Hypertension, Endoscopy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding
    Experienced in Gastrointestinal Bleeding

    Allan Frank MD MS Inc

    100 Cortona Way Ste 140, 
    Brentwood, CA 
     (9.4 miles away)
    Languages Spoken:
    English

    Yogesh Trehan is a primary care provider, practicing in Geriatrics in Brentwood, California. Dr. Trehan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Sitosterolemia, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Pacemaker Implantation, and Hip Replacement.

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

    Allan Frank MD MS Inc

    100 Cortona Way Ste 140, 
    Brentwood, CA 
     (9.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Brian Reyes is a primary care provider, practicing in Internal Medicine in Brentwood, California. Dr. Reyes is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Lung Metastases, Sitosterolemia, Diabetic Hyperglycemic Hyperosmolar Syndrome, High Cholesterol, and Pacemaker Implantation.

    Experienced in Gastrointestinal Bleeding
    Colorectal Surgery
    Experienced in Gastrointestinal Bleeding
    Colorectal Surgery

    Office

    1479 Ygnacio Valley Rd Ste 200, 
    Walnut Creek, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Piyush Aggarwal is a Colorectal Surgeon in Walnut Creek, California. Dr. Aggarwal is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Mesenteric Venous Thrombosis, Hemorrhoids, Bowel Incontinence, Bladder Reconstruction, and Hernia Surgery.

    Experienced in Gastrointestinal Bleeding
    Colorectal Surgery
    Experienced in Gastrointestinal Bleeding
    Colorectal Surgery

    Office

    1479 Ygnacio Valley Rd Ste 200, 
    Walnut Creek, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Salvador Guevara is a Colorectal Surgeon in Walnut Creek, California. Dr. Guevara is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Rectal Prolapse, Anal Fissure, Proctitis, Bladder Reconstruction, and Hernia Surgery.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Office

    2485 High School Ave Ste 306, 
    Concord, CA 
     (12.8 miles away)
    Languages Spoken:
    English

    David Varon is a Gastroenterologist in Concord, California. Dr. Varon is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastroparesis, Irritable Bowel Syndrome (IBS), Gastric Dysmotility, Colonoscopy, and Gastrectomy.

    Showing 1-20 of 72

    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 Antioch, 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 Antioch, 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 Antioch, 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 Antioch, 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 Antioch, 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 Antioch, 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 Antioch, 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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