The 20 Best Insulinoma Doctors Near Me in Orange, CA

Find the Top Insulinoma Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 20 doctor with experience in Insulinoma near Orange, CA. Of these, 17 are Experienced and 3 are Advanced.

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20 providers found
    Experienced in Insulinoma
    Interventional Radiology
    Experienced in Insulinoma
    Interventional Radiology

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Garrett Ward is an Interventional Radiologist practicing medicine in Orange, California. Dr. Ward is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Progressive Familial Intrahepatic Cholestasis Type 1, Progressive Familial Intrahepatic Cholestasis Type 2, Visceromegaly, Non-Alcoholic Fatty Liver Disease, and Pancreaticoduodenectomy.

    Advanced in Insulinoma
    Gastroenterology
    Advanced in Insulinoma
    Gastroenterology

    UCI Health H.H. Chao Comprehensive Digestive Disease Center

    101 The City Dr S Bldg 22C, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    John Lee is a Gastroenterologist practicing medicine in Orange, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Jaundice, Cholestasis, Bile Duct Stricture, Endoscopy, and Pancreatectomy.

    Advanced in Insulinoma
    General Surgery
    Advanced in Insulinoma
    General Surgery

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    David Imagawa is a General Surgeon practicing medicine in Orange, California. Dr. Imagawa is rated as an Advanced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Familial Pancreatic Cancer, Ampullary Cancer, Gallbladder Removal, and Pancreatectomy.

    Learn about our expert tiers
    Experienced in Insulinoma
    General Surgery
    Experienced in Insulinoma
    General Surgery

    Hisham M El-Bayar

    1010 W La Veta Ave, 
    Orange, CA 
     (0.7 miles away)
    Experience:
    40+ years
    Languages Spoken:
    English

    Hisham Bayar is a General Surgeon practicing medicine in Orange, California. He has been practicing medicine for over 40 years. Dr. Bayar is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Familial Pancreatic Cancer, Familial Colorectal Cancer, Hernia, Pancreatectomy, and Splenectomy. Dr. Bayar is board certified in American Board Of Surgery.

    Experienced in Insulinoma
    Gastroenterology
    Experienced in Insulinoma
    Gastroenterology

    Genesis Healthcare Partners PC

    1010 W La Veta Ave, 
    Orange, CA 
     (0.7 miles away)
    Experience:
    25+ years
    Languages Spoken:
    English
    Offers Telehealth

    Hardeep Singh is a Gastroenterologist practicing medicine in Orange, California. He has been practicing medicine for over 25 years. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Esophageal Varices, Familial Pancreatic Cancer, Gastrostomy, and Gastrectomy. Dr. Singh is board certified in American Board Of Internal Medicine.

    Experienced in Insulinoma
    Gastroenterology
    Experienced in Insulinoma
    Gastroenterology

    UCI Health H.H. Chao Comprehensive Digestive Disease Center

    101 The City Dr S Bldg 22C, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Jason Samarasena is a Gastroenterologist practicing medicine in Orange, California. Dr. Samarasena is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 53 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Jaundice, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy.

    Experienced in Insulinoma
    Internal Medicine
    Experienced in Insulinoma
    Internal Medicine

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Jonathan Evans is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Tennis Elbow, Frozen Shoulder, Postpartum Depression, Knee Replacement, and Osteotomy.

    Experienced in Insulinoma
    Internal Medicine
    Experienced in Insulinoma
    Internal Medicine

    The Oncology Institute Of Hope And Innovation

    999 N Tustin Ave, 
    Santa Ana, CA 
     (2.7 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Huang is an Internal Medicine provider practicing medicine in Santa Ana, California. He has been practicing medicine for over 24 years. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Familial Colorectal Cancer, Breast Cancer, and Stomach Cancer. Dr. Huang is board certified in American Board Of Internal Medicine.

    Experienced in Insulinoma
    General Surgery
    Experienced in Insulinoma
    General Surgery
    1950 Sunny Crest Drive, Suite 2550, 
    Fullerton, CA 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Maria Stapfer is a General Surgeon practicing medicine in Fullerton, California. Dr. Stapfer is rated as an Experienced provider by MediFind in the treatment of Insulinoma. She is also highly rated in 22 other conditions, according to our data. Her clinical expertise encompasses Familial Pancreatic Cancer, Pancreatic Cancer, Pyogenic Liver Abscess, Pancreatectomy, and Small Bowel Resection. Dr. Stapfer is currently accepting new patients.

    Advanced in Insulinoma
    Gastroenterology
    Advanced in Insulinoma
    Gastroenterology

    Richard A Zelner M D Inc

    18111 Brookhurst St Ste 6700, 
    Fountain Valley, CA 
     (7.7 miles away)
    Languages Spoken:
    English

    Richard Zelner is a Gastroenterologist practicing medicine in Fountain Valley, California. Dr. Zelner is rated as an Advanced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hepatitis, Gastroesophageal Reflux Disease (GERD), Insulinoma, and Esophageal Cancer.

    Experienced in Insulinoma
    Gastroenterology
    Experienced in Insulinoma
    Gastroenterology

    Digestive And Liver Disease Specialists

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

    Amit Raina is a Gastroenterologist practicing medicine in Anaheim, California. She has been practicing medicine for over 27 years. Dr. Raina is rated as an Experienced provider by MediFind in the treatment of Insulinoma. She is also highly rated in 27 other conditions, according to our data. Her clinical expertise encompasses Bile Duct Obstruction, Childhood Pancreatitis, Cholestasis, Endoscopy, and Gastrostomy. Dr. Raina is board certified in American Board Of Internal Medicine.

    Experienced in Insulinoma
    Hematology | Oncology
    Experienced in Insulinoma
    Hematology | Oncology

    Hoag Memorial Hospital Presbyterian

    1 Hoag Dr, 
    Newport Beach, CA 
     (12.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Tara Seery is a Hematologist and an Oncologist practicing medicine in Newport Beach, California. Dr. Seery is rated as an Experienced provider by MediFind in the treatment of Insulinoma. She is also highly rated in 18 other conditions, according to our data. Her clinical expertise encompasses Pancreatic Ductal Adenocarcinoma, Ampullary Cancer, Pancreatoblastoma, and Cholangiocarcinoma (Bile Duct Cancer).

    Experienced in Insulinoma
    Gastroenterology
    Experienced in Insulinoma
    Gastroenterology

    Lance Uradomo, M.D., M.P.H.

    Irvine, CA 
     (11.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lance Uradomo is a Gastroenterologist practicing medicine in Irvine, California. Dr. Uradomo is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Bile Duct Stricture, Cholestasis, Bile Duct Obstruction, Endoscopy, and Pancreatectomy.

    Experienced in Insulinoma
    Experienced in Insulinoma

    City Of Hope

    Irvine, CA 
     (11.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Pashtoon Kasi is an Oncologist practicing medicine in Irvine, California. Dr. Kasi is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Pancreatic Cancer, Familial Colorectal Cancer, Tissue Biopsy, and Bone Marrow Transplant.

    Experienced in Insulinoma
    Gastroenterology
    Experienced in Insulinoma
    Gastroenterology

    Preventive Healthcare Medical Centers

    500 Superior Ave Ste 100, 
    Newport Beach, CA 
     (11.7 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Ravi Kankotia is a Gastroenterologist practicing medicine in Newport Beach, California. He has been practicing medicine for over 10 years. Dr. Kankotia is rated as an Experienced provider by MediFind in the treatment of Insulinoma. His clinical expertise encompasses Portal Hypertension, Bile Duct Stricture, Cholestasis, Lithotripsy, and Endoscopy.

    Experienced in Insulinoma
    Gastroenterology
    Experienced in Insulinoma
    Gastroenterology

    Dnu Hoag Clinic

    1 Hoag Dr, 
    Newport Beach, CA 
     (12.1 miles away)
    Experience:
    36+ years
    Languages Spoken:
    English

    Phuong Nguyen is a Gastroenterologist practicing medicine in Newport Beach, California. She has been practicing medicine for over 36 years. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Insulinoma. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Hiatal Hernia, Encopresis, Bowel Incontinence, Pancreatectomy, and Endoscopy. Dr. Nguyen is board certified in American Board Of Internal Medicine.

    Experienced in Insulinoma
    Internal Medicine
    Experienced in Insulinoma
    Internal Medicine

    Paul Jason Korc, MD Inc

    1 Hoag Dr, 
    Newport Beach, CA 
     (12.1 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English

    Paul Korc is an Internal Medicine provider practicing medicine in Newport Beach, California. He has been practicing medicine for over 19 years. Dr. Korc is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Choledocholithiasis, Bile Duct Obstruction, Cholestasis, Endoscopy, and Pancreatectomy. Dr. Korc is board certified in American Board Of Internal Medicine.

    Experienced in Insulinoma
    General Surgery
    Experienced in Insulinoma
    General Surgery

    Valentina Dalili-Shoaie M.D. Inc.

    1 Hoag Dr Bldg 41, 
    Newport Beach, CA 
     (12.2 miles away)
    Languages Spoken:
    English

    Ronald Wolf is a General Surgeon practicing medicine in Newport Beach, California. Dr. Wolf is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Fistula, Neuroendocrine Tumor, Pancreatic Cancer, Pancreatectomy, and Pancreaticoduodenectomy.

    Experienced in Insulinoma
    General Surgery
    Experienced in Insulinoma
    General Surgery

    Glasgow Inc

    1 Hoag Dr Bldg 39, 
    Newport Beach, CA 
     (12.2 miles away)
    Languages Spoken:
    English

    Thomas Wang is a General Surgeon practicing medicine in Newport Beach, California. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Epithelioid Sarcoma, Rhabdomyosarcoma Embryonal, Mesenchymoma, and Undifferentiated Pleomorphic Sarcoma.

    Experienced in Insulinoma
    Internal Medicine
    Experienced in Insulinoma
    Internal Medicine

    Oncology Physicians Network Of California PC

    16315 Whittier Blvd, 
    Whittier, CA 
     (12.8 miles away)
    Experience:
    22+ years
    Languages Spoken:
    English
    Offers Telehealth

    Merrill Shum is an Internal Medicine provider practicing medicine in Whittier, California. He has been practicing medicine for over 22 years. Dr. Shum is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Colorectal Cancer, and Familial Colorectal Cancer. Dr. Shum is board certified in American Board Of Internal Medicine.

    Showing 1-20 of 20

    Last Updated: 04/28/2026

    What is the definition of Insulinoma?

    An insulinoma is a tumor in the pancreas that produces too much insulin.

    When should I see an Insulinoma doctor near Orange, 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 an Insulinoma doctor near Orange, 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 Insulinoma doctors near Orange, 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 Insulinoma doctors near Orange, 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 an Insulinoma doctor near Orange, 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 Insulinoma doctor search results page. 

    Why is it important to get a second opinion from a different Insulinoma 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 an Insulinoma doctor near Orange, 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 Insulinoma 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 Insulinoma 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 Insulinoma doctors near Orange, CA?

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

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