The 20 Best Gastrointestinal Stromal Tumor Doctors Near Me in fontana, CA

Find the Top Gastrointestinal Stromal Tumor Experts and Specialists

Last Updated: 09/26/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 41 doctor with experience in Gastrointestinal Stromal Tumor near fontana, CA. Of these, 35 are Experienced and 6 are Advanced.

Location
LocationClose
41 providers found
    Experienced in Gastrointestinal Stromal Tumor
    Thoracic Surgery | General Surgery
    Experienced in Gastrointestinal Stromal Tumor
    Thoracic Surgery | General Surgery
    Referral may be required

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lawrence Kong is a Thoracic Surgeon and a General Surgeon practicing medicine in Fontana, California. Dr. Kong is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His clinical expertise encompasses Collapsed Lung, Retroperitoneal Inflammation, Stomach Cancer, Endoscopy, and Gastrectomy. Dr. Kong is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    Radiology | General Surgery
    Experienced in Gastrointestinal Stromal Tumor
    Radiology | General Surgery
    Referral may be required

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ching-long Ni is a Radiologist and a General Surgeon practicing medicine in Fontana, California. Dr. Ni is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Neonatal Ovarian Cyst, Scoliosis, Fractured Spine, and Costochondritis. Dr. Ni is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Experienced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Referral may be required

    City Of Hope Colton

    400 N Pepper Ave, 
    Colton, CA 
     (5.0 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English

    Siamak Saadat is a Hematologist and an Oncologist practicing medicine in Colton, California. He has been practicing medicine for over 18 years. Dr. Saadat is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Angiosarcoma, Paget Disease of the Breast, Familial Colorectal Cancer, and Inflammatory Breast Cancer.

    Learn about our expert tiers
    Experienced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Experienced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Referral may be required

    City Of Hope Colton

    400 N Pepper Ave, 
    Colton, CA 
     (5.0 miles away)
    Languages Spoken:
    English

    Ziad Khan is a Hematologist and an Oncologist practicing medicine in Colton, California. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Angiosarcoma, Inflammatory Breast Cancer, Paget Disease of the Breast, and Familial Colorectal Cancer.

    Advanced in Gastrointestinal Stromal Tumor
    Family Medicine
    Advanced in Gastrointestinal Stromal Tumor
    Family Medicine

    Sound Physicians

    2101 N Waterman Ave, 
    San Bernardino, CA 
     (9.6 miles away)
    Languages Spoken:
    English, Farsi, Punjabi, Urdu
    Accepting New Patients

    Muhammad Arif is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Arif is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Menetrier Disease, Gastrointestinal Stromal Tumor, Gastritis, Endoscopy, and Colonoscopy. Dr. Arif is board certified in Family Medicine. Dr. Arif is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor
    Referral may be required

    Naveen Gupta, M.D.

    1100 San Bernardino Rd, 
    Upland, CA 
     (11.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Naveen Gupta is an Oncologist practicing medicine in Upland, California. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Paget Disease of the Breast, and Angiosarcoma.

    Advanced in Gastrointestinal Stromal Tumor
    Internal Medicine
    Advanced in Gastrointestinal Stromal Tumor
    Internal Medicine

    Kim, Dong S., M.D., Inc.

    3975 Jackson St, 
    Riverside, CA 
     (11.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dong Kim is a primary care provider, practicing in Internal Medicine in Riverside, California. Dr. Kim is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Bronchitis, Insomnia, Restless Legs Syndrome, and Type 2 Diabetes (T2D). Dr. Kim is board certified in American Board Of Internal Medicine. Dr. Kim is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Experienced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Referral may be required

    Los Angeles Hematology Oncology Medical Group

    4500 Brockton Ave Ste 107, 
    Riverside, CA 
     (7.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Hussein Merza is a Hematologist and an Oncologist practicing medicine in Riverside, California. Dr. Merza is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Splenic Neoplasm, Febrile Neutropenia, Anemia, and Deep Vein Thrombosis.

    Experienced in Gastrointestinal Stromal Tumor
    Gastroenterology
    Experienced in Gastrointestinal Stromal Tumor
    Gastroenterology
    Referral may be required

    Carlos R. Vigil DO A Professional Corp.

    7974 Haven Ave Ste 210, 
    Rancho Cucamonga, CA 
     (8.2 miles away)
    Languages Spoken:
    English, Arabic, Spanish
    Accepting New Patients

    Hussein Abidali is a Gastroenterologist practicing medicine in Rancho Cucamonga, California. Dr. Abidali is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gastrostomy. Dr. Abidali is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    Internal Medicine
    Experienced in Gastrointestinal Stromal Tumor
    Internal Medicine
    225 West Hospitality Lane, Suite 103, 
    San Bernardino, CA 
     (8.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Walter Tsang is a primary care provider, practicing in Internal Medicine in San Bernardino, California. Dr. Tsang is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Hemochromatosis, Non-Small Cell Lung Cancer (NSCLC), and Lung Adenocarcinoma. Dr. Tsang is board certified in American Board Of Internal Medicine. Dr. Tsang is currently accepting new patients.

    Advanced in Gastrointestinal Stromal Tumor
    Advanced in Gastrointestinal Stromal Tumor
    Referral may be required

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (10.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Chung-tsen Hsueh is an Oncologist practicing medicine in Loma Linda, California. Dr. Hsueh is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Bone Tumor, Adult Soft Tissue Sarcoma, Familial Colorectal Cancer, Pancreaticoduodenectomy, and Bone Marrow Aspiration.

    Advanced in Gastrointestinal Stromal Tumor
    Advanced in Gastrointestinal Stromal Tumor
    Referral may be required

    The Oncology Institute

    4646 Brockton Ave Ste 203, 
    Riverside, CA 
     (11.6 miles away)
    Languages Spoken:
    English

    Muhammad Muslim is an Oncologist practicing medicine in Riverside, California. Dr. Muslim is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses ALK-Positive Non-Small Cell Lung Cancer, Squamous Cell Lung Carcinoma, Non-Small Cell Lung Cancer (NSCLC), Lung Adenocarcinoma, and Bone Marrow Aspiration.

    Advanced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Advanced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Referral may be required

    City Of Hope Upland

    1100 San Bernardino Rd Ste 1100, 
    Upland, CA 
     (13.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bradford Kim is a Surgical Oncologist practicing medicine in Upland, California. Dr. Kim is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Stromal Tumor, Stomach Cancer, Pancreatic Cancer, Hepatectomy, and Pancreaticoduodenectomy.

    Advanced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Advanced in Gastrointestinal Stromal Tumor
    Hematology | Oncology
    Referral may be required

    City Of Hope Upland

    1100 San Bernardino Rd Ste 1100, 
    Upland, CA 
     (13.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Swapnil Rajurkar is a Hematologist and an Oncologist practicing medicine in Upland, California. Dr. Rajurkar is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 78 other conditions, according to our data. His clinical expertise encompasses Lynch Syndrome, Colorectal Cancer, Plasmacytoma, Familial Colorectal Cancer, and Bone Marrow Aspiration.

    Experienced in Gastrointestinal Stromal Tumor
    Gastroenterology
    Experienced in Gastrointestinal Stromal Tumor
    Gastroenterology
    Referral may be required

    Norco Medical Group, Inc.

    6900 Brockton Ave, 
    Riverside, CA 
     (10.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Scott Lee is a Gastroenterologist practicing medicine in Riverside, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Juvenile Polyposis Syndrome, Cronkhite-Canada Disease, Attenuated Familial Adenomatous Polyposis, Familial Adenomatous Polyposis, and Colonoscopy. Dr. Lee is board certified in American Board Of Internal Medicine.

    Experienced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Experienced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Referral may be required

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (10.2 miles away)
    Languages Spoken:
    English

    Jukes Namm is a Surgical Oncologist practicing medicine in Loma Linda, California. Dr. Namm is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Adult Soft Tissue Sarcoma, Liposarcoma, Pancreaticoduodenectomy, and Lymphadenectomy.

    Experienced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Experienced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Referral may be required

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (10.2 miles away)
    Languages Spoken:
    English, Farsi, French, Hindi, Mandarin, Spanish, Urdu, Vietnamese
    Accepting New Patients
    Offers Telehealth

    Aaron Saunders is a Surgical Oncologist practicing medicine in Loma Linda, California. Dr. Saunders is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His clinical expertise encompasses Pancreatic Cancer, Familial Pancreatic Cancer, Desmoplastic Small Round Cell Tumor, Small Bowel Resection, and Pancreatectomy. Dr. Saunders is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    General Surgery
    Experienced in Gastrointestinal Stromal Tumor
    General Surgery
    Referral may be required

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (10.2 miles away)
    Languages Spoken:
    English

    Naveenraj Solomon is a General Surgeon practicing medicine in Loma Linda, California. Dr. Solomon is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Neuroendocrine Tumor, Angiosarcoma, Mastectomy, and Pancreaticoduodenectomy.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor
    Referral may be required

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (10.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Cherie Cora is a Radiologist practicing medicine in Loma Linda, California. Dr. Cora is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 18 other conditions, according to our data. Her clinical expertise encompasses Breast Lump, Galactocoele, Ampullary Cancer, and Breast Infection. Dr. Cora is currently accepting new patients.

    Experienced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Experienced in Gastrointestinal Stromal Tumor
    Surgical Oncology
    Referral may be required

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (10.2 miles away)
    Languages Spoken:
    English

    Carlos Garberoglio is a Surgical Oncologist practicing medicine in Loma Linda, California. Dr. Garberoglio is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Bone Tumor, Liposarcoma, Pancreaticoduodenectomy, and Lymphadenectomy.

    Showing 1-20 of 41

    Last Updated: 09/26/2026

    What is the definition of Gastrointestinal Stromal Tumor?

    A gastrointestinal stromal tumor (GIST) is a type of tumor that occurs in the gastrointestinal tract, most commonly in the stomach or small intestine. This type of tumor is thought to grow from specialized cells found in the gastrointestinal tract called interstitial cells of Cajal (ICCs) or precursors to these cells. Affected individuals can develop one or more tumors. GISTs are usually found in adults between ages 40 and 70; rarely, children and young adults develop this type of tumor.

    When should I see a Gastrointestinal Stromal Tumor doctor near fontana, 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 Stromal Tumor doctor near fontana, 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 Stromal Tumor doctors near fontana, 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 Stromal Tumor doctors near fontana, 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 Stromal Tumor doctor near fontana, 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 Stromal Tumor doctor search results page. 

    Why is it important to get a second opinion from a different Gastrointestinal Stromal Tumor 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 Stromal Tumor doctor near fontana, 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 Stromal Tumor 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 Stromal Tumor 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 Stromal Tumor doctors near fontana, CA?

    Look for the filter feature on the left side of the Gastrointestinal Stromal Tumor 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 Stromal Tumor doctor that offers video calls?

    Look for the filter feature on the left-side of the Gastrointestinal Stromal Tumor 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 

    Read more about our Content Policy.