The 20 Best Zollinger-Ellison Syndrome Doctors Near Me in irvine, CA

Find the Top Zollinger-Ellison Syndrome Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 11 doctor with experience in Zollinger-Ellison Syndrome near irvine, CA. Of these, 10 are Experienced and 1 are Advanced.

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11 providers found
    Advanced in Zollinger-Ellison Syndrome
    Internal Medicine
    Advanced in Zollinger-Ellison Syndrome
    Internal Medicine

    UCI Health - Laguna Hills

    Laguna Hills, CA 
     (9.8 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gregory Lam is a primary care provider, practicing in Internal Medicine in Laguna Hills, California. He has been practicing medicine for over 10 years. Dr. Lam is rated as an Advanced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Zollinger-Ellison Syndrome, Hypertrophic Cardiomyopathy (HCM), Subvalvular Aortic Stenosis, and Migraine. Dr. Lam is board certified in American Board Of Internal Medicine - Internal Medicine. Dr. Lam is currently accepting new patients.

    Experienced in Zollinger-Ellison Syndrome
    Endocrinology
    Experienced in Zollinger-Ellison Syndrome
    Endocrinology
    Referral required

    UCI Health - Irvine

    19200 Jamboree Road, Suite 3100, 
    Irvine, CA 
     (1.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Qin Yang is an Endocrinologist practicing medicine in Irvine, California. Dr. Yang is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Obesity, Maturity Onset Diabetes of the Young, and Osteoporosis. Dr. Yang is board certified in American Board Of Internal Medicine - Internal Medicine and American Board Of Internal Medicine - Endocrinology Diabetes And Metabolism. Dr. Yang is currently accepting new patients.

    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English

    Heba Ashraf is a Gastroenterologist practicing medicine in Irvine, California. Dr. Ashraf is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. She is also highly rated in 51 other conditions, according to our data. Her clinical expertise encompasses Childhood Pancreatitis, Acute Pancreatitis, Intestinal Cancer, Endoscopy, and Pancreatectomy.

    Learn about our expert tiers
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English

    Matthew Oman is a Gastroenterologist practicing medicine in Irvine, California. Dr. Oman is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 74 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Hemorrhoids, Swallowing Difficulty, Endoscopy, and Gastrectomy.

    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English

    Paul Lee is a Gastroenterologist practicing medicine in Irvine, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Painful Swallowing, Endoscopy, and Colonoscopy.

    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    Office

    15000 Kensington Park Dr Ste 270, 
    Tustin, CA 
     (4.5 miles away)
    Languages Spoken:
    English

    Victor Yu is a Gastroenterologist practicing medicine in Tustin, California. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 52 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Gas Bloat Syndrome, Gastrectomy, and Colonoscopy.

    Experienced in Zollinger-Ellison Syndrome
    General Practice
    Experienced in Zollinger-Ellison Syndrome
    General Practice

    First And Health Care Inc

    719 E 1st St, 
    Santa Ana, CA 
     (4.7 miles away)
    Languages Spoken:
    English

    David Chen is a primary care provider, practicing in General Practice in Santa Ana, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 59 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Jaundice, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Drive South, Building 22C, 
    Orange, CA 
     (8.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Carlos Saad is a Gastroenterologist practicing medicine in Orange, California. Dr. Saad is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Visceromegaly, Celiac Disease, and Colonoscopy.

    Experienced in Zollinger-Ellison Syndrome
    Internal Medicine
    Experienced in Zollinger-Ellison Syndrome
    Internal Medicine

    Hoag Memorial Hospital Presbyterian

    1 Hoag Dr, 
    Newport Beach, CA 
     (7.2 miles away)
    Languages Spoken:
    English

    Patty Huang is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Sepsis, Stroke, Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Bone Marrow Aspiration, and Endoscopy.

    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    Jose Luis (Jeric) Aranez, MD

    18035 Brookhurst St Ste 2100, 
    Fountain Valley, CA 
     (7.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jose Aranez is a Gastroenterologist practicing medicine in Fountain Valley, California. Dr. Aranez is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Bile Duct Obstruction, Hemorrhoids, Chronic Erosive Gastritis, Endoscopy, and Pancreatectomy. Dr. Aranez is currently accepting new patients.

    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Experienced in Zollinger-Ellison Syndrome
    Gastroenterology
    Referral may be required

    Caduceus Physicians Medical Group

    18200 Yorba Linda Blvd, 
    Yorba Linda, CA 
     (14.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Brian Riff is a Gastroenterologist practicing medicine in Yorba Linda, California. Dr. Riff is rated as an Experienced provider by MediFind in the treatment of Zollinger-Ellison Syndrome. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Campylobacter Infection, Gastrostomy, and Gastrectomy. Dr. Riff is board certified in American Board Of Internal Medicine.

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    Last Updated: 09/26/2026

    What is the definition of Zollinger-Ellison Syndrome?

    Zollinger-Ellison syndrome is a condition in which the body produces too much of the hormone gastrin. Most of the time, a small tumor (gastrinoma) in the pancreas or small intestine is the source of the extra gastrin in the blood.

    When should I see a Zollinger-Ellison Syndrome doctor near irvine, 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 Zollinger-Ellison Syndrome doctor near irvine, 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 Zollinger-Ellison Syndrome doctors near irvine, 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 Zollinger-Ellison Syndrome doctors near irvine, 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 Zollinger-Ellison Syndrome doctor near irvine, 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 Zollinger-Ellison Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Zollinger-Ellison Syndrome 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 Zollinger-Ellison Syndrome doctor near irvine, 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 Zollinger-Ellison Syndrome 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 Zollinger-Ellison Syndrome 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 Zollinger-Ellison Syndrome doctors near irvine, CA?

    Look for the filter feature on the left side of the Zollinger-Ellison Syndrome 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 Zollinger-Ellison Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Zollinger-Ellison Syndrome 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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