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    Last Updated: 01/09/2026

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    MediFind found 76 doctor with experience in Gastrointestinal Stromal Tumor near Tigard, OR. Of these, 64 are Experienced, 6 are Advanced, 5 are Distinguished and 1 are Elite.

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    76 providers found
      Michael C. Heinrich
      Elite in Gastrointestinal Stromal Tumor
      Hematology Oncology | Hematology | Oncology
      Elite in Gastrointestinal Stromal Tumor
      Hematology Oncology | Hematology | Oncology

      University Professional Services

      3303 S Bond Ave, 
      Portland, OR 
       (7.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Michael Heinrich is a Hematologist Oncology specialist and a Hematologist in Portland, Oregon. Dr. Heinrich is rated as an Elite provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Gastrointestinal Stromal Tumor, Chronic Myelogenous Leukemia (CML), Undifferentiated Pleomorphic Sarcoma, and Mesenchymoma. Dr. Heinrich is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      General Surgery | Thoracic Surgery | Vascular Surgery
      Experienced in Gastrointestinal Stromal Tumor
      General Surgery | Thoracic Surgery | Vascular Surgery

      The Oregon Clinic, PC

      19250 Sw 65th Ave, Suite 235, 
      Tualatin, OR 
       (3.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Andrew Cramer is a General Surgeon and a Thoracic Surgeon in Tualatin, Oregon. Dr. Cramer is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Gallstones, Choledocholithiasis, Gallbladder Disease, Hernia Surgery, and Ileostomy. Dr. Cramer is currently accepting new patients.

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

      University Professional Services

      3181 Sw Sam Jackson Park Rd, 
      Portland, OR 
       (6.6 miles away)
      Languages Spoken:
      English, Portuguese, Spanish
      Accepting New Patients
      Offers Telehealth

      Flavio Rocha is a Surgical Oncologist and a General Surgeon in Portland, Oregon. Dr. Rocha is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pancreatic Cancer, Cholangiocarcinoma (Bile Duct Cancer), Pancreatic Islet Cell Tumor, Pancreaticoduodenectomy, and Pancreatectomy. Dr. Rocha is currently accepting new patients.

      Learn about our expert tiers
      Advanced in Gastrointestinal Stromal Tumor
      General Surgery
      Advanced in Gastrointestinal Stromal Tumor
      General Surgery

      University Professional Services

      15700 Sw Greystone Ct, 
      Beaverton, OR 
       (6.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Brett Sheppard is a General Surgeon in Beaverton, Oregon. Dr. Sheppard is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Ampullary Cancer, Pancreatectomy, and Splenectomy. Dr. Sheppard is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Experienced in Gastrointestinal Stromal Tumor
      12123 Southwest 69th Avenue, 
      Tigard, OR 
       (0.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Edward Chang is an Oncologist in Tigard, Oregon. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Non-Muscle Invasive Bladder Cancer, Muscle Invasive Bladder Cancer, Paget Disease of the Breast, and Follicular Lymphoma. Dr. Chang is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Internal Medicine
      Experienced in Gastrointestinal Stromal Tumor
      Internal Medicine
      12123 Southwest 69th Avenue, 
      Tigard, OR 
       (0.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Richard Zinke is a primary care provider, practicing in Internal Medicine in Tigard, Oregon. Dr. Zinke is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Breast Cancer, HER-2 Positive Breast Cancer, Pseudomyxoma Peritonei, and Iron Deficiency Anemia. Dr. Zinke is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Oncology | Hematology
      Experienced in Gastrointestinal Stromal Tumor
      Oncology | Hematology
      12123 Southwest 69th Avenue, 
      Tigard, OR 
       (0.9 miles away)
      Experience:
      17+ years
      Languages Spoken:
      English
      Accepting New Patients

      Anthony Pham is a Hematologist and an Oncologist in Tigard, Oregon. Dr. Pham has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Neuroendocrine Tumor, Prostate Cancer, Familial Prostate Cancer, and Pleuropulmonary Blastoma. Dr. Pham is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Experienced in Gastrointestinal Stromal Tumor
      12123 Southwest 69th Avenue, 
      Tigard, OR 
       (0.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jay Andersen is an Oncologist in Tigard, Oregon. Dr. Andersen is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, HER-2 Positive Breast Cancer, and Inflammatory Breast Cancer. Dr. Andersen is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Internal Medicine | Oncology
      Experienced in Gastrointestinal Stromal Tumor
      Internal Medicine | Oncology
      12123 Southwest 69th Avenue, 
      Tigard, OR 
       (0.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Ian Schnadig is an Internal Medicine specialist and an Oncologist in Tigard, Oregon. Dr. Schnadig is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Prostate Cancer, Breast Cancer, Familial Colorectal Cancer, and Familial Prostate Cancer. Dr. Schnadig is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Gastroenterology | Internal Medicine
      Experienced in Gastrointestinal Stromal Tumor
      Gastroenterology | Internal Medicine
      19250 Southwest 90th Avenue, 
      Tualatin, OR 
       (4.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Michelle Beilstein is an Internal Medicine specialist and a Gastroenterologist in Tualatin, Oregon. Dr. Beilstein is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Bile Duct Obstruction, Cholangitis, Sclerosing Cholangitis, Familial Adenomatous Polyposis, and Endoscopy. Dr. Beilstein is currently accepting new patients.

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

      Legacy Clinics LLC

      1130 Nw 22nd Ave, Suite 500, 
      Portland, OR 
       (8.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Thomas Knowles is a General Surgeon in Portland, Oregon. Dr. Knowles is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Hernia, Achalasia, Hiatal Hernia, Congenital Diaphragmatic Hernia, and Endoscopy. Dr. Knowles is currently accepting new patients.

      Distinguished in Gastrointestinal Stromal Tumor
      Distinguished in Gastrointestinal Stromal Tumor

      University Professional Services

      3181 Sw Sam Jackson Park Rd, 
      Portland, OR 
       (6.6 miles away)
      Languages Spoken:
      English

      Alexander Guimaraes is a Radiologist in Portland, Oregon. Dr. Guimaraes is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Gastrointestinal Stromal Tumor, Ascites, Visceromegaly, and WT1-Related Wilms Tumor Syndromes.

      Distinguished in Gastrointestinal Stromal Tumor
      Surgical Oncology
      Distinguished in Gastrointestinal Stromal Tumor
      Surgical Oncology

      University Professional Services

      3181 Sw Sam Jackson Park Rd, 
      Portland, OR 
       (6.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Skye Mayo is a Surgical Oncologist in Portland, Oregon. Dr. Mayo is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Gallbladder Adenocarcinoma, Retroperitoneal Liposarcoma, Cholangiocarcinoma (Bile Duct Cancer), Pancreatectomy, and Hepatectomy. Dr. Mayo is currently accepting new patients.

      Distinguished in Gastrointestinal Stromal Tumor
      Distinguished in Gastrointestinal Stromal Tumor

      University Professional Services

      15700 Sw Greystone Ct, 
      Beaverton, OR 
       (6.7 miles away)
      Languages Spoken:
      English

      Elena Korngold is a Radiologist in Beaverton, Oregon. Dr. Korngold is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Gastrointestinal Stromal Tumor, Visceromegaly, Jaundice, and Folliculitis.

      Distinguished in Gastrointestinal Stromal Tumor
      Distinguished in Gastrointestinal Stromal Tumor

      University Professional Services

      3303 S Bond Ave, 
      Portland, OR 
       (7.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Charles Blanke is an Oncologist in Portland, Oregon. Dr. Blanke is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Colorectal Cancer, Gastrointestinal Stromal Tumor, Gallbladder Cancer, and Gallbladder Disease. Dr. Blanke is currently accepting new patients.

      Distinguished in Gastrointestinal Stromal Tumor
      Oncology | Hematology
      Distinguished in Gastrointestinal Stromal Tumor
      Oncology | Hematology
      5050 Northeast Hoyt Street, 
      Portland, OR 
       (11.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Miklos Simon is a Hematologist and an Oncologist in Portland, Oregon. Dr. Simon is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Lynch Syndrome, and Familial Pancreatic Cancer. Dr. Simon is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Hematology Oncology | Hematology | Oncology
      Experienced in Gastrointestinal Stromal Tumor
      Hematology Oncology | Hematology | Oncology

      Oncology Institute Or A Professional Corporation

      9495 Sw Locust St, Suite G, 
      Portland, OR 
       (1.4 miles away)
      Experience:
      18+ years
      Languages Spoken:
      English
      Accepting New Patients

      Patan Gultawatvichai is a Hematologist Oncology specialist and a Hematologist in Portland, Oregon. Dr. Gultawatvichai has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Fibrolamellar Carcinoma, EGFR Positive Lung Cancer, Lung Adenocarcinoma, and Non-Small Cell Lung Cancer (NSCLC). Dr. Gultawatvichai is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Hematology Oncology | Hematology | Oncology
      Experienced in Gastrointestinal Stromal Tumor
      Hematology Oncology | Hematology | Oncology

      Northwest Cancer Specialists PC

      12123 Sw 69th Ave, 
      Tigard, OR 
       (1.5 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Nora Bucher is a Hematologist Oncology specialist and a Hematologist in Tigard, Oregon. Dr. Bucher is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Breast Cancer, Hemochromatosis, Paget Disease of the Breast, and HER-2 Positive Breast Cancer. Dr. Bucher is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Hematology | Oncology
      Experienced in Gastrointestinal Stromal Tumor
      Hematology | Oncology

      Northwest Cancer Specialists PC

      12123 Sw 69th Ave, 
      Tigard, OR 
       (1.5 miles away)
      Experience:
      10+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jennifer Keiser is a Hematologist and an Oncologist in Tigard, Oregon. Dr. Keiser has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Fascioliasis, Pseudomyxoma Peritonei, Chronic Familial Neutropenia, and Agranulocytosis. Dr. Keiser is currently accepting new patients.

      Experienced in Gastrointestinal Stromal Tumor
      Experienced in Gastrointestinal Stromal Tumor
      9135 Southwest Barnes Road, Suite 261, 
      Portland, OR 
       (5.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Regan Duffy is an Oncologist in Portland, Oregon. Dr. Duffy is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), and Small Cell Lung Cancer (SCLC). Dr. Duffy is currently accepting new patients.

      Showing 1-20 of 76

      Last Updated: 01/09/2026

      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 Tigard, OR?

      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 Tigard, OR?

      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 Tigard, OR?

      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 Tigard, OR?

      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 Tigard, OR?

      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 Tigard, OR?

      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 Tigard, OR?

      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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