Page 14 - Best Ultrasound doctors: TOP 503 doctors

Dr. Sitanan Panunumpa is a reproductive medicine specialist and the medical director of Siam Fertility at Kaset-Nawamin.

Credentials: M.D. (Khon Kaen University). Residency in Obstetrics and Gynecology (Khon Kaen Hospital). Board-certified in Reproductive Medicine (Faculty of Medicine, Ramathibodi Hospital). Master’s in Biotechnology of Human Assisted Reproduction and Embryology (IVI-University of Valencia, ADEIT). Member of ASRM, ESHRE, and ASPIRE.

Clinical activity: Performs over 300 IVF/ICSI-ET/FET cycles per year. Performs over 200 gynecologic laparoscopic surgeries per year. Experience includes Siam Fertility at Kaset-Nawamin (2022-2026), Siam Fertility at Phayathai (2021-2022), Synphat-Seriruk (2019-2022), and OB-GYN at Sikarin Hospital (2013-2017).

The doctor completed medical studies at the University of Vienna in 1998, with training at UCLA and the University of Pennsylvania. From 2000 to 2006, the doctor trained as a specialist in internal medicine at Vienna General Hospital, followed by additional specialization in gastroenterology and hepatology from 2006 to 2008, and internal intensive care medicine from 2008 to 2010.

The doctor established and managed the hepatic hemodynamics laboratory and the outpatient clinic for cirrhosis at the Medical University of Vienna in 2003. Since 2018, the doctor has been head of the Department for Internal Medicine I at the Hospital of the Barmherzigen Brüder Vienna.

The doctor is a specialist in general and visceral surgery, serving as a surgeon at the Department of General Surgery at the Medical University of Vienna. Leading the gastric and esophageal surgery team, the doctor is also the Head of the Gastroesophageal Tumor Unit at the Comprehensive Cancer Center in Vienna.

With over 240 specialized articles published, the doctor has held significant roles such as General Secretary of the Austrian Society of Surgical Oncology since 2014 and Head of Upper-GI-Service since 2012. The doctor is an Associate Professor for Surgery and has been a specialist in upper-GI-surgery since 2007.

Somjet Tosamran, MD, is a neurologist. Dr. Tosamran is a fellow in epilepsy at the Neurology Division, Department of Medicine, King Chulalongkorn Memorial Hospital, Bangkok, Thailand (2024–present). Dr. Tosamran completed a neurology residency at the same hospital (2021–2024). Earlier training includes internships at Charoenkrung Pracharak Hospital and Sakaeo Crown Prince Hospital.

Accreditations and education: Neurologist certification, King Chulalongkorn Memorial Hospital (2024). Master of Science in Internal Medicine, Faculty of Medicine, Chulalongkorn University (2024). Doctor of Medicine, First Class Honors, Faculty of Medicine, Chulalongkorn University (2018).

Dr. Tharaporn Russameecharoen is an obstetrician-gynecologist. She received her MD in 1997 from Thammasat University. She completed specialty training in obstetrics and gynecology at Siriraj Hospital from 2001 to 2003.

She has been an obstetrician-gynecologist at Yanhee International Hospital since 2008. She worked at Hua Chiew Hospital in Bangkok from 2003 to 2004. Her recent training includes a Fresh Cadaver Hands-on Workshop in Aesthetic Gynecology in 2024. She completed ACLS in 2023 with Sierre International Medical Training Solutions Co., Ltd. She attended the SIOG/RTCOG annual conferences from 2017 to 2023.

She is a member of the Royal College of Obstetricians and Gynecologists of Thailand, the Medical Council of Thailand, and the Thai Society of Aesthetic Gynecology (TSAG).

Dr. José Miguel Esteban López-Jamar is a gastroenterologist. He has led the Digestive Endoscopy and Digestive Diseases Units at Hospital Ruber Internacional since 2007. He has more than 20 years of experience. He is a Spanish pioneer in endoscopic ultrasound (EUS). His work covers diagnostic and interventional endoscopy. He uses innovative, minimally invasive techniques for complex gastrointestinal disease.

He was Head of Endoscopy (2008–2012) and Head of Endoscopic Innovation (2012–2014) at Hospital Clínico San Carlos. He completed international training at AMC Amsterdam, Institut Paoli-Calmettes in Marseille, and Zhongshan Hospital in Shanghai. He holds an MD and a PhD from the Complutense University of Madrid. He is a specialist in gastroenterology. He takes part in multicenter European studies and clinical trials. He is a member of SEPD, SEED, and ESGE.

Professor Marek Ehrlich is a cardiac surgeon at University Hospital Vienna. He has led the hospital’s aneurysm program since 2010. He graduated from the Medical University of Vienna and specializes in cardiac surgery. He has also trained internationally at Stanford, Birmingham, Houston, and Mount Sinai Hospital in New York.

Dr. Ehrlich has published over 100 scientific articles on aneurysm surgery. He has led research in neuroprotection and endovascular techniques. He has received several international awards for his work. Dr. Ehrlich often speaks at major global conferences. He is fluent in English and Polish.

Professor Jair Bar, MD, PhD, is a thoracic oncologist and Deputy Director of the Cancer Center at Sheba Medical Center. He leads the Thoracic Oncology Unit. He treats lung cancer, including advanced non-small cell cases. His care includes medical oncology, radiotherapy, immunotherapy, and targeted therapy.

He runs a translational research lab focused on resistance to immunotherapy. He has published on exhaled-breath cancer metabolism and on angiogenesis inhibition in lung cancer.

He has chaired the Israel Lung Cancer Group since 2003. He is a member of the Israel Society of Clinical Oncology and Radiotherapy, the American Society of Clinical Oncology, and the American Association for Cancer Research. He is board-certified in Medical Oncology and Radiotherapy Oncology. He is a Senior Lecturer at Tel Aviv University.

Dr. Abraham Avigdor, MD, is Director of the Institute of Hematology and Co‑Director of the Hematology & Bone Marrow Transplantation Division at Sheba Medical Center. He is an international leader in lymphoma, CAR‑T, and advanced hemato‑oncology with more than 35 years of experience. His clinical focus includes lymphomas, multiple myeloma, and complex blood cancers.

He is a pioneer in CAR‑T integration. He leads cellular therapy and bone marrow transplantation programs (autologous and allogeneic). He also advances stem cell therapies and precision diagnostics, including PET/CT‑based prognostics. His work includes immunotherapy and targeted regimens and the development of innovative, data‑driven protocols.

He collaborates with LYSA, EMCL, and international PET groups. He has authored more than 130 publications. Key roles include Founder and President of the Israeli Lymphoma Working Group, former Chair of the Israeli Lymphoma Study Group, and Senior Lecturer at Tel Aviv University. Education: MD, Ben‑Gurion University; residency, Sheba Medical Center; postdoctoral fellowship, Weizmann Institute. Awards include the Knesset Prize, the Israeli Ministry of Health Award, and the Sackler Prize.

Prof. Avichai Shimoni, MD, is Director of Bone Marrow Transplantation at Sheba Medical Center. He is a hemato-oncologist with over 30 years of experience in bone marrow transplantation, cellular therapies, and advanced blood cancer care.

He leads a high-volume program for complex, high-risk blood cancers. He performs allogeneic and autologous transplants. He also provides CAR T-cell therapy for leukemia, lymphoma, and multiple myeloma. He completed a bone marrow transplantation fellowship at MD Anderson Cancer Center.

He is Chairman of Hematology at Tel Aviv University and a Professor of Hematology. He has authored more than 250 scientific papers. His research focuses on CAR T-cell therapy and stem cell transplantation. He is often listed among Israel's Best Doctors (Forbes 2025 and 2026).

Dr. Hila Magen, MD, leads the Multiple Myeloma and Amyloidosis Unit at Sheba Medical Center. She is a hemato-oncologist with over 35 years of experience. She is a leading Israeli expert in multiple myeloma and plasma cell disorders.

She runs a program that provides personalized care and early access to clinical trials. This includes CAR-T therapy for high-risk and relapsed or refractory myeloma and amyloidosis. Dr. Magen is a principal investigator in point-of-care CAR-T studies. She brings new immunotherapies into routine care.

Training: Fellowships in Multiple Myeloma (UAMS) and Lymphocytic Leukemia (MD Anderson). Academic: Instructor, Tel Aviv University. Research: Author of 100+ publications, contributor to landmark myeloma studies, and reviewer for international journals.

Prof. Roy Mashiach, MD, is the Director of Gynecology at Sheba Medical Center. He is a leading expert in minimally invasive gynecologic surgery with over 30 years of experience. He focuses on laparoscopic and hysteroscopic hysterectomy. He also performs myoma removal, treats endometriosis, and offers fertility‑preserving procedures.

Recognition and roles: Named to Forbes Israel’s Best Doctors. Recipient of the Daniel F. Kott Award (AAGL). Chairman of the Israeli Society of Gynecological Endoscopy. Director of the Gynecologic Simulation Unit (M.S.R.). Clinical Associate Professor at Tel Aviv University. Training: MD from Tel Aviv University. Specialization at Lis Maternity & Women’s Hospital. Fellowship in Advanced Endoscopy at Université d’Auvergne.

Prof. Ben Boursi is a physician in the Gastrointestinal Cancer Department at Sheba Medical Center. He specializes in internal medicine, medical oncology, and cancer epidemiology. He is board certified in internal medicine and medical oncology. He earned a B.Med.Sc (summa cum laude) and an MD (magna cum laude) from Tel Aviv University.

He completed clinical and research fellowships in GI oncology and cancer epidemiology at the University of Pennsylvania. He also completed electives at MD Anderson and Mayo Clinic. He founded the ECOG-ACRIN Microbiome Working Group. His microbiome-oncology research has been published in leading journals, including Science, and highlighted by ASCO.

He developed predictive models for early diagnosis of colorectal and pancreatic cancers. These models are now in clinical evaluation. He holds an academic appointment at Tel Aviv University. He is also an Associate Scholar at the University of Pennsylvania.

Dr. Zohar Dotan is Head of the Urology Department at Sheba Medical Center. He is a leading uro-oncologist and a pioneer of robotic and laparoscopic urologic surgery in Israel.

He has authored more than 50 scientific publications. He is a regular speaker at international conferences. He has received awards from the American Association of Clinical Surgery, including recognition for research in prostate cancer treatment.

Leadership and credentials: Head of the Israeli Uro-Oncology Society. Assistant Professor at Tel Aviv University. Member of the Israeli, American, and European Urological Associations. Training: MD from Tel Aviv University and a PhD in Genetics. Urology residency at Sheba Medical Center. Fellowship in uro-oncology and laparoscopic surgery at Memorial Sloan Kettering, New York.

Professor Raanan Berger, MD PhD, is a medical oncologist and radiotherapist. He is Director of the Cancer Center at Sheba Medical Center and heads its clinical research unit. He was listed in Forbes Israel’s “Best Doctors” (2025). He leads the genitourinary oncology program with a focus on prostate cancer. His care includes systemic therapy and radiotherapy in a multidisciplinary, patient-centered model.

He is board-certified in oncology. He earned his MD and PhD at Tel Aviv University and completed his clinical training at Sheba. He then completed a postdoctoral fellowship at Dana-Farber/Harvard, focusing on prostate cancer with Dr. Philip Kantoff and molecular oncology in Dr. William C. Hahn’s lab. He is a member of ESMO and ASCO. He has co-authored more than 20 peer-reviewed papers, including studies on outcomes in high- versus very high-risk prostate cancer and on BRCA1/2 in large cohorts.

Dr. Nir Kleinmann, MD, directs the Endourology and Kidney Stones Unit at Sheba Medical Center. He is an expert in minimally invasive urology and urologic oncology. His focus is the kidney and upper urinary tract. He was named among Israel’s Best Doctors for 2025–2026 by Forbes and ResultMed.

He is a pioneer of kidney‑sparing laser surgery. He uses a dual‑laser system with neodymium and holmium for complex tumors. His expertise includes UTUC, kidney and prostate cancer, kidney stones, and BPH.

His research includes the OLYMPUS trial on chemoablation for UTUC. He has more than 60 publications.

He is an Israeli board‑certified urologist. He is a Fellow of the American Endourology Society and a member of the Israeli Urological Association and the EAU. He completed fellowships in Endourology and Minimally Invasive Surgery at Thomas Jefferson University. He also completed a fellowship in Kidney Cancer Research at McMaster University.

Prof. Gil Raviv, MD, PhD, is Director of the Andrology Unit at Sheba Medical Center. He was listed among the Best Doctors in Israel by Forbes in 2024. He is a leading expert in male fertility, sexual medicine, and reconstructive urology.

His primary focus is male infertility and fertility preservation. He performs advanced semen analysis according to WHO standards. He carries out testicular sperm retrieval (TESE, TESA, MESA) and semen cryopreservation. He also provides comprehensive fertility diagnostics with histological analysis.

He is a Professor at Tel Aviv University. He trained in Siena, Rome, and Tel Aviv. He completed a fellowship in infertility and impotence at Erasme Hospital. He received advanced training in reconstructive urethral surgery in Ghent. He is a member of the European Association of Urology, the International Society for Sexual Medicine, and the Israeli Urological Association.

Experience

2016 - 2019 Private Gebze Konak Hospital

2014 - 2015 Private Medicana Camlica Hospital

2013 - 2014 Private Batman Hospital

2011 - 2013 Batman Regional State Hospital

Uskudar University

Gazi University Faculty of Medicine

Education

2011 Bezmialem Vakıf University Faculty of Medicine, Physical Medicine and Rehabilitation

2005 Marmara University, Faculty of Medicine in English

Dr. Hyang-gi Park is an obstetrician-gynecologist focused on IVF and reproductive medicine. She completed her residency in Obstetrics and Gynecology at Samsung Medical Center. She then served there as a Clinical Instructor in Reproductive Endocrinology. She previously led the Fertility Clinic at MizMedi Hospital Gangseo as Director. She also served as Medical Director at Dion Women’s Clinic (Infertility) and at the Fertility Center of Zion Women’s Hospital.

Accreditations: Full member of the Korean Society of Obstetrics and Gynecology, the Korean Society for Reproductive Medicine, and the Korean Society for Assisted Reproduction. She is also a full member of the Korean Society for Reproductive Immunology, the Korean Society of Endometriosis, the Korean Society for Fertility Preservation, and the Korean Society of Hysteroscopy.

Experience

Liman Hospital Radiology Clinic

Academy Medical Center

Anaclinic Medical Center

Kayseri State Hospital

Kayseri Erciyes University Radiology Clinic

Samsun Private Midiliv Medical Center

Samsun Büyük Anadolu Hospital (2023)