The 20 Best Gastritis Doctors Near Me in Fullerton, CA

Find the Top Gastritis Experts and Specialists

The 20 Best Gastritis Doctors near Fullerton, CA

Last Updated: 02/22/2026

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MediFind found 248 doctor with experience in Gastritis near Fullerton, CA. Of these, 222 are Experienced, 21 are Advanced and 5 are Distinguished.

Location
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248 providers found
    Experienced in Gastritis
    Internal Medicine
    Experienced in Gastritis
    Internal Medicine
    400 North Euclid Street, 
    Fullerton, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    John Lee is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Osteomyelitis in Children, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Brian P. Riff
    Advanced in Gastritis
    Gastroenterology | Internal Medicine
    Advanced in Gastritis
    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 Advanced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Campylobacter Infection, Gastrostomy, and Gastrectomy.

    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    Gastroenterology
    2141 North Harbor Boulevard, Suite 25000, 
    Fullerton, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Yee Miao is a Gastroenterologist in Fullerton, California. Dr. Miao is rated as an Experienced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Jaundice, Hepatitis B, Hepatitis, and Gastroesophageal Reflux Disease (GERD). Dr. Miao is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    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 Gastritis. Her top areas of expertise are Hemorrhoids, Intestinal Cancer, Chronic Erosive Gastritis, Endoscopy, and Gastrectomy. Dr. Hoyos is currently accepting new patients.

    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    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 Gastritis. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Benign Esophageal Stricture, Endoscopy, and Gastrostomy.

    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    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 Experienced provider by MediFind in the treatment of Gastritis. 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 Gastritis
    Gastroenterology
    Advanced in Gastritis
    Gastroenterology

    Associated Gastroenterology

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

    Kevin Kuettel is a Gastroenterologist in Anaheim, California. Dr. Kuettel has been practicing medicine for over 43 years and is rated as an Advanced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Chronic Erosive Gastritis, Hiatal Hernia, Congenital Diaphragmatic Hernia, Gastrectomy, and Gastrostomy.

    Advanced in Gastritis
    Gastroenterology | Internal Medicine
    Advanced in Gastritis
    Gastroenterology | Internal Medicine

    Associated Gastroenterology

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

    Dennis Riff is an Internal Medicine specialist and a Gastroenterologist in Anaheim, California. Dr. Riff has been practicing medicine for over 55 years and is rated as an Advanced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Helicobacter Pylori Infection, Campylobacter Infection, Gastroesophageal Reflux Disease (GERD), Gastrostomy, and Gastrectomy.

    Advanced in Gastritis
    Gastroenterology
    Advanced in Gastritis
    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 an Advanced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Gastrostomy, and Gastrectomy.

    Distinguished in Gastritis
    Internal Medicine
    Distinguished in Gastritis
    Internal Medicine

    House Call Medical Associates Inc.

    12865 Main St Ste 105, 
    Garden Grove, CA 
     (5.8 miles away)
    Languages Spoken:
    English

    Dat Nguyen is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Nguyen is rated as a Distinguished provider by MediFind in the treatment of Gastritis. His top areas of expertise are Sepsis, Stroke, Gastritis, Gastrostomy, and Endoscopy.

    Distinguished in Gastritis
    Family Medicine
    Distinguished in Gastritis
    Family Medicine
    10741 Westminster Ave, Suite 100, 
    Garden Grove, CA 
     (7.7 miles away)
    Languages Spoken:
    English

    Mary Tran is a primary care provider, practicing in Family Medicine in Garden Grove, California. Dr. Tran is rated as a Distinguished provider by MediFind in the treatment of Gastritis. Her top areas of expertise are Tension Headache, Cyclic Neutropenia, Swallowing Difficulty, Gastrostomy, and Hemorrhoidectomy.

    Distinguished in Gastritis
    Gastroenterology
    Distinguished in Gastritis
    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 Gastritis. His top areas of expertise are Chronic Erosive Gastritis, Gastritis, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy.

    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    Gastroenterology

    St. Jude Heritage Fullerton-Gastroenterology

    1837 Sunny Crest Dr, 
    Fullerton, CA 
     (1.5 miles away)
    Languages Spoken:
    English

    Kumkum Patel is a Gastroenterologist in Fullerton, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Gastritis. Her top areas of expertise are Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Gastric Dysmotility, Endoscopy, and Colonoscopy.

    Experienced in Gastritis
    Hospital Medicine
    Experienced in Gastritis
    Hospital Medicine

    Providence St. Jude Medical Center

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

    James Huang is a primary care provider, practicing in Hospital Medicine in Fullerton, California. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Stroke, Gitelman Syndrome, Factor 10 Deficiency, Gastrostomy, and Endoscopy.

    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    Gastroenterology

    Associated Gastroenterology Medical Group

    1211 W La Palma Ave Ste 306, 
    Anaheim, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kavita Singh is a Gastroenterologist in Anaheim, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Gastritis. Her top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Colonoscopy.

    Experienced in Gastritis
    Internal Medicine
    Experienced in Gastritis
    Internal Medicine
    1001 East Chapman Avenue, Suite D, 
    Fullerton, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jyotika Wali is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Wali is rated as an Experienced provider by MediFind in the treatment of Gastritis. Her top areas of expertise are Bronchiolitis Obliterans, Industrial Bronchitis, Tracheitis, and Enlarged Liver. Dr. Wali is currently accepting new patients.

    Experienced in Gastritis
    Gastroenterology | Internal Medicine
    Experienced in Gastritis
    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 Experienced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Visceromegaly, Bile Duct Obstruction, Diverticular Disease, Gastrostomy, and Gastrectomy.

    Experienced in Gastritis
    Gastroenterology
    Experienced in Gastritis
    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 Experienced provider by MediFind in the treatment of Gastritis. Her top areas of expertise are Bile Duct Obstruction, Childhood Pancreatitis, Cholestasis, Endoscopy, and Gastrostomy.

    Experienced in Gastritis
    Internal Medicine
    Experienced in Gastritis
    Internal Medicine

    Arista Medical Center A Medical Corp

    1775 W Lincoln Ave, 
    Anaheim, CA 
     (2.9 miles away)
    Experience:
    25+ years
    Languages Spoken:
    English

    Vu Truong is a primary care provider, practicing in Internal Medicine in Anaheim, California. Dr. Truong has been practicing medicine for over 25 years and is rated as an Experienced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Maturity Onset Diabetes of the Young.

    Experienced in Gastritis
    Family Medicine
    Experienced in Gastritis
    Family Medicine

    Don Garcia, MD Inc

    419 W Chapman Ave, 
    Placentia, CA 
     (2.9 miles away)
    Experience:
    45+ years
    Languages Spoken:
    English

    Don Garcia is a primary care provider, practicing in Family Medicine in Placentia, California. Dr. Garcia has been practicing medicine for over 45 years and is rated as an Experienced provider by MediFind in the treatment of Gastritis. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, High Cholesterol, and Cirrhosis.

    Showing 1-20 of 248

    Last Updated: 02/22/2026

    What is the definition of Gastritis?

    Gastritis occurs when the lining of the stomach becomes inflamed or swollen.

    Gastritis may last for only a short time (acute gastritis) or it may linger for months to years (chronic gastritis).

    When should I see a Gastritis 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 Gastritis 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 Gastritis 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 Gastritis 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 Gastritis 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 Gastritis doctor search results page. 

    Why is it important to get a second opinion from a different Gastritis 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 Gastritis 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 Gastritis 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 Gastritis 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 Gastritis doctors near Fullerton, CA?

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

    Look for the filter feature on the left-side of the Gastritis 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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