The 20 Best Gastrointestinal Stromal Tumor Doctors Near Me in Leiden, ZH

Find the Top Gastrointestinal Stromal Tumor Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 23 doctor with experience in Gastrointestinal Stromal Tumor near Leiden, ZH. Of these, 17 are Experienced, 5 are Advanced and 1 are Elite.

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23 providers found
    Elite in Gastrointestinal Stromal Tumor

    Hans J. Gelderblom
    Elite in Gastrointestinal Stromal Tumor

    Hans J. Gelderblom
    Leiden, ZH, NL 
     (1.1 km away)

    Hans Gelderblom practices practicing medicine in Leiden, Netherlands. Mr. Gelderblom is rated as an Elite expert 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 Adult Soft Tissue Sarcoma, Gastrointestinal Stromal Tumor, Synovitis, Synovectomy, and Osteotomy.

    Advanced in Gastrointestinal Stromal Tumor

    Huub C. Gelderblom
    Advanced in Gastrointestinal Stromal Tumor

    Huub C. Gelderblom
    Leiden, ZH, NL 
     (1.1 km away)

    Huub Gelderblom practices practicing medicine in Leiden, Netherlands. Gelderblom is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. They are also highly rated in 6 other conditions, according to our data. Their clinical expertise encompasses Gastrointestinal Stromal Tumor, Adult Soft Tissue Sarcoma, Alveolar Soft Part Sarcoma, Trachoma, and Hepato-Pancreato-Biliary Surgery.

    Advanced in Gastrointestinal Stromal Tumor

    Mahmoud Mohammadi
    Advanced in Gastrointestinal Stromal Tumor

    Mahmoud Mohammadi
    Leiden, ZH, NL 
     (1.1 km away)

    Mahmoud Mohammadi practices practicing medicine in Leiden, Netherlands. Mr. Mohammadi is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Gastrointestinal Stromal Tumor.

    Learn about our expert tiers
    Advanced in Gastrointestinal Stromal Tumor

    Henk H. Hartgrink
    Advanced in Gastrointestinal Stromal Tumor

    Henk H. Hartgrink
    Leiden, ZH, NL 
     (1.1 km away)

    Henk Hartgrink practices practicing medicine in Leiden, Netherlands. Hartgrink is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Stomach Cancer, Gastrointestinal Stromal Tumor, Esophageal Cancer, Gastrectomy, and Hepato-Pancreato-Biliary Surgery.

    Advanced in Gastrointestinal Stromal Tumor

    Judith G. Bovee
    Advanced in Gastrointestinal Stromal Tumor

    Judith G. Bovee
    Leiden, ZH, NL 
     (1.1 km away)

    Judith Bovee practices practicing medicine in Leiden, Netherlands. Ms. Bovee is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 24 other conditions, according to our data. Her clinical expertise encompasses Chondrosarcoma, Adult Soft Tissue Sarcoma, Bone Tumor, Chondroma, and Tissue Biopsy.

    Advanced in Gastrointestinal Stromal Tumor

    Michiel C. Verboom
    Advanced in Gastrointestinal Stromal Tumor

    Michiel C. Verboom
    Leiden, ZH, NL 
     (1.1 km away)

    Michiel Verboom practices practicing medicine in Leiden, Netherlands. Mr. Verboom is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Gastrointestinal Stromal Tumor, Adult Soft Tissue Sarcoma, Liposarcoma, and Chronic Myelogenous Leukemia (CML).

    Experienced in Gastrointestinal Stromal Tumor

    Marta F. Fiocco
    Experienced in Gastrointestinal Stromal Tumor

    Marta F. Fiocco

    Lumc

    Leiden, ZH, NL 
     (0.3 km away)

    Marta Fiocco practices practicing medicine in Leiden, Netherlands. Ms. Fiocco is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 16 other conditions, according to our data. Her clinical expertise encompasses Adult Soft Tissue Sarcoma, Acute Lymphoblastic Leukemia (ALL), Osteosarcoma, Osteotomy, and Hip Replacement.

    Experienced in Gastrointestinal Stromal Tumor

    Jos A. Van Der Hage
    Experienced in Gastrointestinal Stromal Tumor

    Jos A. Van Der Hage
    Leiden, ZH, NL 
     (1.1 km away)

    Jos Van Der Hage practices practicing medicine in Leiden, Netherlands. Mr. Van Der Hage is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Melanoma, Adult Soft Tissue Sarcoma, Breast Cancer, Mastectomy, and Pancreatectomy.

    Experienced in Gastrointestinal Stromal Tumor

    Anne R. Dirkson
    Experienced in Gastrointestinal Stromal Tumor

    Anne R. Dirkson
    Leiden, ZH, NL 
     (1.1 km away)

    Anne Dirkson practices practicing medicine in Leiden, Netherlands. Ms. Dirkson is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her clinical expertise encompasses Gastrointestinal Stromal Tumor.

    Experienced in Gastrointestinal Stromal Tumor

    Jesse J. Swen
    Experienced in Gastrointestinal Stromal Tumor

    Jesse J. Swen
    Leiden, ZH, NL 
     (1.1 km away)

    Jesse Swen practices practicing medicine in Leiden, Netherlands. Mr. Swen is rated as an Experienced expert 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 Dihydropyrimidine Dehydrogenase Deficiency, Febrile Neutropenia, Renal Cell Carcinoma (RCC), Kidney Transplant, and Liver Transplant.

    Experienced in Gastrointestinal Stromal Tumor

    Elisabeth P. Steeghs
    Experienced in Gastrointestinal Stromal Tumor

    Elisabeth P. Steeghs
    Leiden, ZH, NL 
     (1.1 km away)

    Elisabeth Steeghs practices practicing medicine in Leiden, Netherlands. Ms. Steeghs is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her clinical expertise encompasses Cerebral Hypoxia, Acute Lymphoblastic Leukemia (ALL), Gastrointestinal Stromal Tumor, and Leukemia.

    Experienced in Gastrointestinal Stromal Tumor

    Gijsbert M. Kalisvaart
    Experienced in Gastrointestinal Stromal Tumor

    Gijsbert M. Kalisvaart
    Leiden, ZH, NL 
     (1.1 km away)

    Gijsbert Kalisvaart practices practicing medicine in Leiden, Netherlands. Kalisvaart is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. Their clinical expertise encompasses Adult Soft Tissue Sarcoma, Cerebral Hypoxia, Osteosarcoma, and Gastrointestinal Stromal Tumor.

    Experienced in Gastrointestinal Stromal Tumor

    Wessel Kraaij
    Experienced in Gastrointestinal Stromal Tumor

    Wessel Kraaij
    Leiden, ZH, NL 
     (1.1 km away)

    Wessel Kraaij practices practicing medicine in Leiden, Netherlands. Kraaij is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. Their clinical expertise encompasses Gastrointestinal Stromal Tumor, Paraplegia, and Facioscapulohumeral Muscular Dystrophy (FSHD).

    Experienced in Gastrointestinal Stromal Tumor

    Henk-jan J. Guchelaar
    Experienced in Gastrointestinal Stromal Tumor

    Henk-jan J. Guchelaar
    Leiden, ZH, NL 
     (1.1 km away)

    Henk-jan Guchelaar practices practicing medicine in Leiden, Netherlands. Guchelaar is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. They are also highly rated in 7 other conditions, according to our data. Their clinical expertise encompasses Dihydropyrimidine Dehydrogenase Deficiency, Osteosarcoma, Thiopurine S-Methyltransferase Deficiency, Bone Marrow Transplant, and Kidney Transplant.

    Experienced in Gastrointestinal Stromal Tumor

    Suzan K. Verberne
    Experienced in Gastrointestinal Stromal Tumor

    Suzan K. Verberne
    Leiden, ZH, NL 
     (1.1 km away)

    Suzan Verberne practices practicing medicine in Leiden, Netherlands. Ms. Verberne is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her clinical expertise encompasses Gastrointestinal Stromal Tumor, Rheumatoid Arthritis (RA), and Arthritis.

    Experienced in Gastrointestinal Stromal Tumor

    Okker D. Bijlstra
    Experienced in Gastrointestinal Stromal Tumor

    Okker D. Bijlstra
    Leiden, ZH, NL 
     (1.1 km away)

    Okker Bijlstra practices practicing medicine in Leiden, Netherlands. Bijlstra is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Colorectal Cancer, Gastrointestinal Stromal Tumor, Liver Cancer, Hepato-Pancreato-Biliary Surgery, and Mastectomy.

    Experienced in Gastrointestinal Stromal Tumor

    Pancras W. Hogendoorn
    Experienced in Gastrointestinal Stromal Tumor

    Pancras W. Hogendoorn
    Leiden, ZH, NL 
     (1.1 km away)

    Pancras Hogendoorn practices practicing medicine in Leiden, Netherlands. Hogendoorn is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. They are also highly rated in 6 other conditions, according to our data. Their clinical expertise encompasses Osteosarcoma, Bone Tumor, Adult Soft Tissue Sarcoma, Osteotomy, and Synovectomy.

    Experienced in Gastrointestinal Stromal Tumor

    Alexander L. Vahrmeijer
    Experienced in Gastrointestinal Stromal Tumor

    Alexander L. Vahrmeijer
    Leiden, ZH, NL 
     (1.1 km away)

    Alexander Vahrmeijer practices practicing medicine in Leiden, Netherlands. Mr. Vahrmeijer is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Colorectal Cancer, Pancreatic Ductal Adenocarcinoma, Pancreaticoduodenectomy, and Hepato-Pancreato-Biliary Surgery.

    Experienced in Gastrointestinal Stromal Tumor

    Mostafa M. Mohammadi
    Experienced in Gastrointestinal Stromal Tumor

    Mostafa M. Mohammadi
    Leiden, ZH, NL 
     (1.1 km away)

    Mostafa Mohammadi practices practicing medicine in Leiden, Netherlands. Mr. Mohammadi is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. His clinical expertise encompasses Gastrointestinal Stromal Tumor, Dementia, and Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease).

    Experienced in Gastrointestinal Stromal Tumor

    Tahar M. Van Der Straaten
    Experienced in Gastrointestinal Stromal Tumor

    Tahar M. Van Der Straaten
    Leiden, ZH, NL 
     (1.1 km away)

    Tahar Van Der Straaten practices practicing medicine in Leiden, Netherlands. Van Der Straaten is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Stromal Tumor. Their clinical expertise encompasses Xeroderma Pigmentosum, Breast Cancer, Agranulocytosis, Osteosarcoma, and Kidney Transplant.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 23

    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 Leiden, ZH?

    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 Leiden, ZH?

    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 do I find the best Gastrointestinal Stromal Tumor doctor near Leiden, ZH?

    You can find a Gastrointestinal Stromal Tumor doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Gastrointestinal Stromal Tumor doctors near Leiden, ZH?

    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 Leiden, ZH?

    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 Leiden, ZH?

    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 Leiden, ZH?

    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 Leiden, ZH?

    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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