The 20 Best Gastrointestinal Stromal Tumor Doctors Near Me in Oakland, CA
Find the Top Gastrointestinal Stromal Tumor Experts and Specialists
Hawthorne Avenue Care Center
Giovanni Begossi is a General Surgeon practicing medicine in Oakland, California. Dr. Begossi is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Hyperparathyroidism, Colorectal Cancer, Gallbladder Cancer, Parathyroidectomy, and Thyroidectomy. Dr. Begossi is board certified in Surgery - Board Certified and Not ABMS Specialty. Dr. Begossi is currently accepting new patients.
Telegraph Care Center
Saurabh Gupta is a Gastroenterologist practicing medicine in Berkeley, California. He has been practicing medicine for over 18 years. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Pancreatic Adenoma, Gallstones, Choledocholithiasis, Pancreatectomy, and Endoscopy. Dr. Gupta is board certified in Gastroenterology. Dr. Gupta is currently accepting new patients.
ABSMC Comprehensive Cancer Center
Uma Suryadevara is a Hematologist practicing medicine in Berkeley, California. Dr. Suryadevara is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 33 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Inflammatory Breast Cancer, Angiosarcoma, Breast Cancer, and Bone Marrow Aspiration. Dr. Suryadevara is board certified in Hematology - Board Certified and Medical Oncology - Board Certified. Dr. Suryadevara is currently accepting new patients.
ABSMC Comprehensive Cancer Center
Oleg Krijanovski is a Hematologist practicing medicine in Berkeley, California. Dr. Krijanovski is rated as an Experienced 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 Thrombocytopenia, Acute Myeloid Leukemia (AML), Acute Myeloblastic Leukemia without Maturation, Small Cell Lung Cancer (SCLC), and Bone Marrow Aspiration. Dr. Krijanovski is board certified in Hematology - Board Certified and Medical Oncology - Board Certified. Dr. Krijanovski is currently accepting new patients.
ABSMC Comprehensive Cancer Center
Xin Li is a Hematologist practicing medicine in Berkeley, California. Dr. Li is rated as an Experienced 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 Breast Cancer, Angiosarcoma, Paget Disease of the Breast, Thrombocytopenia, and Bone Marrow Aspiration. Dr. Li is board certified in Hematology - Board Certified and Medical Oncology - Board Certified. Dr. Li is currently accepting new patients.
Radiology At China Basin
Dr. Robert Flavell is a radiologist who cares for both adults and children, and specializes in nuclear medicine, the use of small amounts of radioactive materials to evaluate organ systems. He is chief of molecular imaging and therapeutics for the UCSF Department of Radiology and Biomedical Imaging. In research, Flavell focuses on developing new methods of diagnosing and treating cancer using molecular imaging technology, which shows what is taking place in the body at a cellular and molecular level. After earning a doctorate in chemical biology at the Rockefeller University, Flavell earned his medical degree at Weill Cornell Medicine. At UCSF, he completed a residency in diagnostic radiology, followed by a fellowship in nuclear medicine. Dr. Flavell is rated as an Advanced provider 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 Neuroendocrine Tumor, Smoldering Multiple Myeloma, Fibrolamellar Carcinoma, and Gastrointestinal Stromal Tumor. Dr. Flavell is board certified in American Board Of Radiology, Diagnostic Radiology and American Board Of Nuclear Medicine, Nuclear Medicine. Dr. Flavell is currently accepting new patients.
2324 Sacramento Street Care Center
Gauri Kelekar is an Oncologist practicing medicine in San Francisco, California. She has been practicing medicine for over 18 years. Dr. Kelekar is rated as an Advanced 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 Familial Pancreatic Cancer, Hemochromatosis, Familial Colorectal Cancer, and Urothelial Cancer. Dr. Kelekar is board certified in Medical Oncology - Internal Medicine Hematology. Dr. Kelekar is currently accepting new patients.
Radiology At China Basin
Dr. Spencer Behr is a radiologist with expertise in molecular imaging, radiation therapy and abdominal imaging. He has a special interest in radiomics, extracting data from medical images that can be used to better predict and assess a patient's response to cancer treatment. Behr pursues translational research – applying laboratory findings to the development of medical therapies – on the use of molecular and hybrid imaging to better treat prostate cancer. He is particularly interested in new radiology techniques that combine PET scanning with CT or MRI. He has pursued research projects that involve collaboration among multiple departments, aiming to foster discussions among specialists of various disciplines and to optimize the impact of these studies on patient care. Behr earned his medical degree from Tufts University School of Medicine. He completed a residency in diagnostic radiology at Lahey Hospital & Medical Center, serving as chief resident. At UCSF, he completed fellowships in abdominal imaging and nuclear medicine. Behr enjoys mentoring medical students, residents and fellows, and has received national recognition for his excellence in teaching and mentoring. He serves as fellowship director for radiology and biomedical imaging, co-director of the Helen Diller Family Comprehensive Cancer Center's Cancer Imaging Research Shared Resource and vice chair of UCSF's Committee on Rules & Jurisdiction. Dr. Behr is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Neuroendocrine Tumor, Ureterocele, WT1-Related Wilms Tumor Syndromes, Pancreaticoduodenectomy, and Prostatectomy. Dr. Behr is board certified in American Board Of Nuclear Medicine, Nuclear Medicine and American Board Of Radiology, Diagnostic Radiology.
Radiology At China Basin
Dr. Derek Sun is a radiologist who interprets medical imaging that includes X-rays, ultrasound images, CT scans and MRI. He has a particular interest in diseases and conditions of the abdomen and pelvis. Sun earned his medical degree at Albert Einstein College of Medicine. He completed a residency in radiology at NYC Health + Hospitals/Jacobi, followed by a fellowship in abdominal imaging at UCSF. Sun is passionate about educating physicians-in-training. He serves as associate director of UCSF’s program in abdominal imaging and ultrasound, for which he teaches high-level concepts in medical imaging. He received the Hideyo Minagi Outstanding Teacher Award in 2019. A native San Franciscan, Sun enjoys giving back to his community. He volunteers at a local food bank and promotes STEM education (science, technology, engineering and mathematics) to Bay Area students. Dr. Sun is rated as an Experienced 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 Chronic Cough, Fibrolamellar Carcinoma, WT1-Related Wilms Tumor Syndromes, Progressive Familial Intrahepatic Cholestasis Type 1, and Small Bowel Resection. Dr. Sun is board certified in American Board Of Radiology, Diagnostic Radiology. Dr. Sun is currently accepting new patients.
Center For Colorectal Surgery
Dr. Hueylan Chern is a colorectal surgeon at UCSF Medical Center. She specializes in minimally invasive procedures for conditions such as colorectal cancer, inflammatory bowel disease and diverticular disease. She has expertise in endorectal ultrasound, transanal endoscopic microsurgery and sphincter-preserving operations. In research, Chern's interests include endorectal ultrasound and colorectal cancer. Chern earned her medical degree at the University of Medicine and Dentistry of New Jersey (UMDNJ). She completed general surgery training at Brown University and a fellowship in colorectal surgery at UMDNJ, followed by additional oncology training at Memorial Sloan Kettering Cancer Center. Dr. Chern is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Familial Colorectal Cancer, Rectal Prolapse, Encopresis, Hernia Surgery, and Ileostomy. Dr. Chern is board certified in American Board Of Colon And Rectal Surgery, Colon & Rectal Surgery and American Board Of Surgery, General Surgery. Dr. Chern is currently accepting new patients.
Radiology At Mission Bay
Dr. Benjamin M. Yeh is a radiologist who specializes in abdominal imaging. He has particular expertise in computed tomography (CT), contrast materials (substances introduced to make certain internal structures more visible), advanced liver imaging, and imaging of the genital and urinary organs. Yeh has received grants from the National Institutes of Health to study and develop novel CT contrast materials. He holds three patents. Yeh earned his medical degree at Duke University. He completed a residency in radiology and a fellowship in abdominal imaging at UCSF. Yeh is active in teaching at UCSF. Dr. Yeh is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Progressive Familial Intrahepatic Cholestasis Type 2, Progressive Familial Intrahepatic Cholestasis Type 1, WT1-Related Wilms Tumor Syndromes, Small Bowel Resection, and Liver Embolization. Dr. Yeh is board certified in American Board Of Radiology, Diagnostic Radiology.
Edward Y. Chan, MD Private Practice
caring, good listener, dedicated, intelligent, compassionate, committed, healing and reassuring. Dr. Chan 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 Heart Tumor, Colorectal Cancer, Familial Colorectal Cancer, Endoscopy, and Bone Marrow Aspiration. Dr. Chan is board certified in Internal Medicine and Internal Medicine (Sub: Medical Oncology). Dr. Chan is currently accepting new patients.
Justin P. Quock, MD Private Practice
Caring, compassionate, and patient centric care. Dr. Quock is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Small Cell Lung Cancer (SCLC), Thrombocytopenia, Pleuropulmonary Blastoma, Lung Cancer, and Bone Marrow Aspiration. Dr. Quock is board certified in Internal Medicine and Internal Medicine (Sub: Medical Oncology). Dr. Quock is currently accepting new patients.
Van Ness Campus Medical Office Building
Assad Hassoun is a General Surgeon practicing medicine in San Francisco, California. Dr. Hassoun is rated as an Experienced 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 Liver Failure, Pancreatic Cancer, Familial Pancreatic Cancer, Pancreatectomy, and Hepatectomy. Dr. Hassoun is board certified in Surgery - Board Certified. Dr. Hassoun is currently accepting new patients.
Van Ness Campus MOB
Robert Osorio is a General Surgeon practicing medicine in San Francisco, California. Dr. Osorio is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Liver Failure, Fibrolamellar Carcinoma, Cholangiocarcinoma (Bile Duct Cancer), Hepatectomy, and Liver Transplant. Dr. Osorio is board certified in Surgery - Board Certified. Dr. Osorio is currently accepting new patients.
Van Ness Campus MOB
Nazia Hasan is a Gastroenterologist practicing medicine in San Francisco, California. Dr. Hasan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Pancreatic Pseudocyst, Esophageal Perforation, Childhood Pancreatitis, Endoscopy, and Gastrectomy. Dr. Hasan is currently accepting new patients.
Alan M. Kramer, MD Private Practice
Alan Kramer is an Oncologist practicing medicine in San Francisco, California. Dr. Kramer 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 Nasopharyngeal Carcinoma, Angiosarcoma, Paget Disease of the Breast, and Breast Cancer. Dr. Kramer is board certified in Internal Medicine and Internal Medicine (Sub: Medical Oncology). Dr. Kramer is currently accepting new patients.
Asian Health Services
Chung Tse is a primary care provider, practicing in Internal Medicine in Oakland, California. Dr. Tse is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Jaundice, Hepatitis, Type 2 Diabetes (T2D), and Maturity Onset Diabetes of the Young.
Oakland Medical Center
George Kazantsev is a General Surgeon and a Surgical Oncologist practicing medicine in Oakland, California. Dr. Kazantsev is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Fistula, Bile Duct Cysts, Pancreatic Cancer, Pancreaticoduodenectomy, and Pancreatectomy. Dr. Kazantsev is currently accepting new patients.
Office
Min Yan is a Hematologist practicing medicine in Oakland, California. Dr. Yan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Breast Cancer, Paget Disease of the Breast, and Lynch Syndrome.
Last Updated: 04/28/2026
















