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

Find the Top Gastrointestinal Stromal Tumor Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 97 doctor with experience in Gastrointestinal Stromal Tumor near Duarte, CA. Of these, 78 are Experienced, 14 are Advanced and 4 are Distinguished.

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97 providers found
    Distinguished in Gastrointestinal Stromal Tumor
    Distinguished in Gastrointestinal Stromal Tumor

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lee Cranmer is an Oncologist practicing medicine in Duarte, California. Dr. Cranmer is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Adult Soft Tissue Sarcoma, Synovial Sarcoma, Liposarcoma, and Myxoid Liposarcoma.

    Distinguished in Gastrointestinal Stromal Tumor
    Distinguished in Gastrointestinal Stromal Tumor

    City Of Hope Hematology

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Molly Diaz is an Oncologist practicing medicine in Duarte, California. She has been practicing medicine for over 18 years. Dr. Diaz is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 34 other conditions, according to our data. Her clinical expertise encompasses Undifferentiated Pleomorphic Sarcoma, Rhabdomyosarcoma, Rhabdoid Tumor Predisposition Syndrome, and Rhabdoid Tumor.

    Advanced in Gastrointestinal Stromal Tumor
    Advanced in Gastrointestinal Stromal Tumor

    Julie Ann Ressler, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Julie Ressler is a Radiologist practicing medicine in Duarte, California. Dr. Ressler is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 60 other conditions, according to our data. Her clinical expertise encompasses WT1-Related Wilms Tumor Syndromes, Primary Lymphoma of the Brain, Undifferentiated Pleomorphic Sarcoma, Bone Graft, and Vertebroplasty.

    Learn about our expert tiers
    Advanced in Gastrointestinal Stromal Tumor
    Radiation Oncology
    Advanced in Gastrointestinal Stromal Tumor
    Radiation Oncology

    Pejman Motarjem, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Pejman Motarjem is a Radiation Oncologist practicing medicine in Duarte, California. Dr. Motarjem is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 52 other conditions, according to our data. His clinical expertise encompasses WT1-Related Wilms Tumor Syndromes, Renal Cell Carcinoma (RCC), Ascites, and Ampullary Cancer.

    Advanced in Gastrointestinal Stromal Tumor
    General Surgery
    Advanced in Gastrointestinal Stromal Tumor
    General Surgery
    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English, Spanish

    Andrew Blakely is a General Surgeon practicing medicine in Duarte, California. Dr. Blakely is rated as an Advanced 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 Gallbladder Adenocarcinoma, Gastrointestinal Stromal Tumor, Neuroendocrine Tumor, Gallbladder Removal, and Gastrectomy. Dr. Blakely is board certified in American Board Of Surgery.

    Advanced in Gastrointestinal Stromal Tumor
    Radiology
    Advanced in Gastrointestinal Stromal Tumor
    Radiology

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Susan Cha is a Radiologist practicing medicine in Duarte, California. Dr. Cha is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 42 other conditions, according to our data. Her clinical expertise encompasses Lymphofollicular Hyperplasia, Classical Hodgkin Lymphoma, Pleurisy, and Pleural Effusion.

    Advanced in Gastrointestinal Stromal Tumor
    Advanced in Gastrointestinal Stromal Tumor

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Dara Ghasemizadeh is a Radiologist practicing medicine in Duarte, California. Dr. Ghasemizadeh is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Lymphofollicular Hyperplasia, Ascites, Breast Lump, Pleurisy, and Tissue Biopsy.

    Experienced in Gastrointestinal Stromal Tumor
    General Surgery
    Experienced in Gastrointestinal Stromal Tumor
    General Surgery

    Gagandeep Singh, MD Private Practice

    City Of Hope 1500 E Duarte Rd, Surgery Department, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Singh is an internationally recognized hepatobiliary and pancreatic surgeon. He is the Director of the Liver and Pancreas Center, Gastrointestinal Surgical Oncology at the John Wayne Cancer Institute (JWCI), St. John?s Health Center. Prior to moving to the JWCI, Dr. Singh was a faculty surgeon in the Department of Surgery at USC University Hospital. He has an extensive referral base that reflects peer recognition of his clinical acumen and surgical expertise and is listed as one of ?America?s Top Surgeons?. He is certified by the American Boards of Surgery and is a Fellow of the American College of Surgeons. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Familial Pancreatic Cancer, Pancreatic Cancer, Neuroendocrine Tumor, Small Bowel Resection, and Pancreatectomy. Dr. Singh is board certified in Surgery General Surgery. Dr. Singh is currently accepting new patients.

    Advanced in Gastrointestinal Stromal Tumor
    General Surgery | Surgical Oncology
    Advanced in Gastrointestinal Stromal Tumor
    General Surgery | Surgical Oncology

    Laleh Melstrom, M.D., M.S.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Laleh Melstrom is a General Surgeon and a Surgical Oncologist practicing medicine in Duarte, California. Dr. Melstrom is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 45 other conditions, according to our data. Her clinical expertise encompasses Pancreatic Cancer, Neuroendocrine Tumor, Cholangiocarcinoma (Bile Duct Cancer), Pancreatectomy, and Hepatectomy.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor

    Maria L. Parayno, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Maria Parayno is a Radiologist practicing medicine in Duarte, California. Dr. Parayno is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 34 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Junction Cancer, Neuroendocrine Tumor, WT1-Related Wilms Tumor Syndromes, and Acute Lymphoblastic Leukemia (ALL).

    Experienced in Gastrointestinal Stromal Tumor
    Radiology
    Experienced in Gastrointestinal Stromal Tumor
    Radiology

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Adam Rucker is a Radiologist practicing medicine in Duarte, California. Dr. Rucker is rated as an Experienced 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 Lymphofollicular Hyperplasia, Pleurisy, Ascites, and ALK-Positive Non-Small Cell Lung Cancer.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Saro Manoukian is a Radiologist practicing medicine in Duarte, California. He has been practicing medicine for over 17 years. Dr. Manoukian 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 Neuroendocrine Tumor, Lymphofollicular Hyperplasia, Ascites, Mesenchymoma, and Endoscopy.

    Experienced in Gastrointestinal Stromal Tumor
    Neuroradiology
    Experienced in Gastrointestinal Stromal Tumor
    Neuroradiology

    Bihong (Beth) Chen, M.D., PH.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Bihong Chen is a Neuroradiologist practicing medicine in Duarte, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 38 other conditions, according to our data. Her clinical expertise encompasses ALK-Positive Non-Small Cell Lung Cancer, Primary Lymphoma of the Brain, Acute Lymphoblastic Leukemia (ALL), and Undifferentiated Pleomorphic Sarcoma.

    Experienced in Gastrointestinal Stromal Tumor
    Radiology
    Experienced in Gastrointestinal Stromal Tumor
    Radiology

    Jimmie C Wong, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Jimmie Wong is a Radiologist practicing medicine in Duarte, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Ampullary Cancer, Neuroendocrine Tumor, Bone Marrow Aspiration, and Pancreatectomy.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sameer Sandhu is a Radiologist practicing medicine in Duarte, California. Dr. Sandhu is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His clinical expertise encompasses Ascites, Colonic Malakoplakia, Gas Bloat Syndrome, Gastrointestinal Stromal Tumor, and Pancreaticoduodenectomy.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor

    Lalit H. Vora, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Lalitkumar Vora is a Radiologist practicing medicine in Duarte, California. Dr. Vora 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 Lymphofollicular Hyperplasia, Thyroid Nodule, Undifferentiated Pleomorphic Sarcoma, Mantle Cell Lymphoma (MCL), and Bone Marrow Aspiration.

    Experienced in Gastrointestinal Stromal Tumor
    Experienced in Gastrointestinal Stromal Tumor

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Lusine Tumyan is a Radiologist practicing medicine in Duarte, California. Dr. Tumyan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Breast Lump, Osteopenia, Melorheostosis with Osteopoikilosis, and Melorheostosis.

    Experienced in Gastrointestinal Stromal Tumor
    Radiology
    Experienced in Gastrointestinal Stromal Tumor
    Radiology

    Radiant Imaging Inc.

    223 N 1st Ave Ste 201, 
    Arcadia, CA 
     (3.5 miles away)
    Languages Spoken:
    English

    Reema Munir is a Radiologist practicing medicine in Arcadia, California. Dr. Munir is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 46 other conditions, according to our data. Her clinical expertise encompasses Breast Lump, Galactocoele, Osteopenia, and Melorheostosis with Osteopoikilosis.

    Advanced in Gastrointestinal Stromal Tumor
    Gastroenterology
    Advanced in Gastrointestinal Stromal Tumor
    Gastroenterology

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Lin is a Gastroenterologist practicing medicine in Duarte, California. Dr. Lin is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses Bile Duct Stricture, Bile Duct Obstruction, Cholestasis, Colonoscopy, and Gastrectomy.

    Advanced in Gastrointestinal Stromal Tumor
    General Surgery
    Advanced in Gastrointestinal Stromal Tumor
    General Surgery

    Yanghee Woo, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Yanghee Woo is a General Surgeon practicing medicine in Duarte, California. Dr. Woo is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Stomach Cancer, Pseudomyxoma Peritonei, Gastrointestinal Stromal Tumor, Gastrectomy, and Lymphadenectomy.

    Showing 1-20 of 97

    Last Updated: 04/28/2026

    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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 

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