Best Biopsy doctors in Ramat Gan: TOP 11 doctors

Dr. Arnon Nagler is an internationally recognized hematologist and bone marrow transplant expert. He is a Professor of Medicine at Tel Aviv University. He is Director Emeritus of Hematology & Bone Marrow Transplantation and the Cord Blood Bank at Sheba Medical Center. He earned his M.D. from the Hebrew University–Hadassah and an M.Sc. in hematopoiesis from Tel Aviv University. He completed postdoctoral training at Stanford. He is board certified in internal medicine and hematology.

He has more than 35 years of experience. He pioneered reduced‑intensity allogeneic transplant protocols for malignant and non‑malignant diseases. He founded Israel’s first public cord blood bank. He performed the country’s first cord blood transplants.

He has held international leadership roles. He served as Chair and Co‑Chair of the ALWP of the EBMT. He was a vice‑chair and long‑term member of EBMT committees. He served on the board of NetCord/EuroCord and as treasurer. He is a frequent invited speaker. He has published widely in journals such as Blood and Leukemia. He has led major clinical trials as a principal investigator and held editorial roles. He has received multiple awards for innovation and clinical excellence.

Dr. Almog Ben-Yaacov is an Attending Surgeon in the Department of General and Oncological Surgery (Surgery C) at Sheba Medical Center. He specializes in cytoreductive surgery (CRS) with hyperthermic intraperitoneal chemotherapy (HIPEC). His clinical focus includes gastric cancer, sarcoma, and complex colorectal malignancies. Since 2018, he has performed more than 200 HIPEC procedures.

MD, Semmelweis University, 2006, with honors. Training in cardiothoracic surgery at Sheba Medical Center. Residency in general surgery at Montefiore (Albert Einstein) and at Rabin (Beilinson). Board-certified in General Surgery and in Surgical Oncology.

Advanced training includes ESSO-certified HIPEC in Hamburg. Microwave liver ablation in Reims. NanoKnife at King’s College London. Advanced surgical oncology at Memorial Sloan Kettering (2019). His publications cover CRS+HIPEC outcomes and Hartmann’s reversal.

Prof. Amit Tirosh is a senior endocrinologist and Head of the Neuroendocrine Tumors Service at Sheba Medical Center. He specializes in neuroendocrine tumors (NETs).

His work centers on hereditary NET syndromes. He is affiliated with the NIH in MEN1 research. He serves on an international VHL expert panel and helped write VHL management guidelines. He is the primary contact at Sheba’s multidisciplinary VHL clinic.

He leads the Endocrine Oncology Bioinformatics Lab. He collaborates with international teams, including the Weizmann Institute. He provides advanced NET care, including PRRT.

He earned his MD from the Hebrew University–Hadassah. He completed a residency at Assaf HaRofeh, an endocrinology fellowship at Rabin, and training at the NIH. He is board-certified in Endocrinology. He is a member of the Israeli Society of Endocrinology, the Endocrine Society, and the European Neuroendocrine Tumor Society. He has authored over 40 peer-reviewed papers, including in JAMA, Gastroenterology, and Radiology.

Director of Neurosurgery | Neuro-Oncology Expert | Brain Tumor Specialist

Included in Forbes Israel’s “Best Doctors” List (2025)

Why Patients Choose Prof. Zvi Cohen

 Expert in complex brain tumor surgery (benign & malignant)

Maximum tumor removal with function preservation

 Combines surgery + advanced oncology treatments

Director of Neurosurgery at Sheba Medical Center (Top 10 worldwide)

Leads clinical research in modern brain tumor therapies

Uses intraoperative MRI & image-guided surgery for ultra-high precision

Areas of Expertise

Professor Cohen provides advanced treatment for:

Malignant Brain Tumors (Gliomas, GBM, Metastases)

Benign Brain Tumors

Pituitary Adenomas

Spinal and Spinal Cord Tumors

Brain Metastases

His practice covers the full spectrum of complex neurosurgical oncology cases, including both primary and secondary tumors.

Advanced Surgical Technologies

Prof. Cohen utilizes the most modern neurosurgical techniques:

Intraoperative MRI — real-time tumor visualization during surgery

Image-guided navigation systems — maximum surgical precision

Frame-based & frameless stereotactic biopsies

Microsurgical tumor resection techniques

This approach allows:

more complete tumor removal

reduced risk of neurological damage

improved functional outcomes

About the Doctor

Professor Zvi Cohen is one of Israel’s leading neurosurgeons and neuro-oncology specialists, serving as Director of the Neurosurgery Department at Sheba Medical Center.

He also leads clinical research programs evaluating innovative drug therapies for malignant brain tumors, combining surgical expertise with cutting-edge oncology.

Prof. Cohen founded the brain tumor tissue bank at Sheba, contributing to global research efforts aimed at improving treatment outcomes.

With extensive experience in treating highly complex cases, he focuses on delivering personalized, high-precision care for each patient.

Clinical Approach

Multidisciplinary care (neurosurgery + oncology + radiology)

Personalized treatment planning

Focus on maximal safe resection

Integration with chemotherapy, radiotherapy, and targeted therapies

Emphasis on quality of life and neurological function

Positions

Director, Department of Neurosurgery, Sheba Medical Center

Director, Neuro-Oncology Unit

Deputy Director, Department of Neurosurgery

Assistant Professor, Tel Aviv University

Education and Training

MD, Tel Aviv University

Residency in Neurosurgery, Sheba Medical Center

Fellowship in Neuroradiology, Beth Israel Medical Center, USA

Fellowship in Neurosurgical Oncology, MD Anderson Cancer Center, USA

Professional Memberships

Member of Society for Neuro-Oncology

Member of Israeli Association of Neurological Surgeons

Research & Publications

Professor Cohen is actively involved in neuro-oncology research and has published on:

Surgical outcomes in spinal tumors with intraoperative monitoring

Radiosurgery for brain metastases and cerebral edema

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.

General Surgeon | Upper Gastrointestinal & Oncologic Surgery Expert

Forbes Israel’s “Best Doctors” list (2025)

Areas of Expertise

Dr. Yuri Goldes specializes in advanced surgical treatment of complex gastrointestinal conditions, with a focus on minimally invasive and robotic approaches:

Diaphragmatic Hernia

Advanced laparoscopic and robotic hernia repair techniques

Achalasia

Modern minimally invasive solutions for esophageal motility disorders

Gastroesophageal Reflux Disease (GERD)

Innovative laparoscopic and robotic surgical treatments

Pancreatic Cancer

Comprehensive surgical management using minimally invasive and robotic methods

Gastric (Stomach) Cancer

Precision surgery with advanced laparoscopic and robotic technologies

Esophageal Cancer

High-precision minimally invasive and robot-assisted resections

Cholecystectomy (Gallbladder Removal)

Laparoscopic gallbladder surgery using modern techniques

About the Doctor

Dr. Yuri Goldes is a highly experienced general surgeon specializing in upper gastrointestinal surgery, including procedures involving the pancreas, stomach, and esophagus.

With over 20 years of clinical experience, he is recognized as a leading expert in oncologic surgery of the upper GI tract, consistently applying cutting-edge laparoscopic and robotic techniques to achieve optimal outcomes and faster patient recovery.

Dr. Goldes has been involved in pioneering surgical procedures in Israel, including performing some of the first robotic oncologic resections of the stomach and pancreas in the country.

He is also among a select group of surgeons worldwide who perform minimally invasive pancreaticoduodenectomy (Whipple procedure) using advanced laparoscopic techniques — one of the most complex operations in abdominal surgery.

Clinical Approach

Dr. Goldes combines:

Extensive surgical expertise

Decades of hands-on experience

Advanced minimally invasive technologies

with a strong commitment to personalized patient care, ensuring that each treatment plan is tailored to the individual needs of the patient.

Positions & Recognition

Deputy Director, Department of General Surgery and Transplantation

Head of Upper Gastrointestinal Surgery Unit, Sheba Medical Center (Tel Aviv)

Ranked among the Best Gastrointestinal Surgeons in Israel (Forbes)

Awarded Best Doctor of the Year (2019) by the Israeli Ministry of Health

Included in Forbes Israel’s “Best Doctors” list (2025)

General Surgeon | Surgical Oncologist | Breast & Melanoma Specialist

Forbes Israel’s “Best Doctors” list (2025)

Areas of Expertise

Professor Dov Zippel specializes in surgical oncology, with a particular focus on breast diseases and skin malignancies:

Breast Cancer

Advanced surgical treatment of malignant breast tumors

Breast Tumors (Benign & Malignant)

Modern minimally invasive and organ-preserving surgical approaches

Melanoma

Surgical management of early and advanced-stage melanoma

Skin Cancer

Comprehensive surgical treatment of various skin malignancies

General Surgery

Wide range of surgical procedures with oncological focus

About the Doctor

Professor Dov Zippel is a highly experienced surgical oncologist and general surgeon, specializing in the treatment of breast cancer and melanoma.

He serves as the Head of the Meirav Breast Center at Sheba Medical Center, where he leads advanced, patient-centered care for individuals with breast diseases.

In addition, Professor Zippel is a surgical specialist at the Ella Lemelbaum Institute for Immuno-Oncology, contributing to multidisciplinary cancer treatment strategies that integrate surgery with modern systemic therapies.

His clinical approach focuses on precision surgery, optimal oncological outcomes, and preservation of quality of life, using up-to-date techniques and individualized treatment planning.

Education and Training

MD, School of Medicine, Tel Aviv University, Israel

Residency in General Surgery, Sheba Medical Center (Department of General Surgery C)

Fellowship (Sub-residency) in Surgical Oncology, University of Calgary, Canada

Board Certifications

General Surgery

Surgical Oncology

Positions

Head of the Meirav Breast Center, Sheba Medical Center

Surgical Oncologist, Ella Lemelbaum Institute for Immuno-Oncology

Research & Publications

Professor Zippel is actively involved in clinical research and has contributed to scientific publications, including:

Use of the Intact® breast lesion excision system as a therapeutic option for selected benign breast lesions

Studies on perioperative BRAF inhibitors in patients with locally advanced stage III melanoma

Included in Forbes Israel’s “Best Doctors” List (2025)

Medical Oncologist | Radiotherapist | Director of Cancer Center

Areas of Expertise

Professor Raanan Berger specializes in medical oncology and radiation therapy, with a strong focus on genitourinary cancers and translational research:

Genitourinary Oncology

Advanced treatment of prostate and related cancers

Prostate Cancer

Comprehensive care including systemic therapy and radiotherapy

Oncology & Radiotherapy

Personalized cancer treatment using modern therapeutic approaches

Molecular Oncology Research

Study of prostate and breast tumorigenesis mechanisms

About the Doctor

Professor Raanan Berger is a leading medical oncologist and radiotherapist, serving as the Director of the Cancer Center at Sheba Medical Center.

He also heads the clinical research unit within the Institute of Oncology and Radiotherapy, where he is actively involved in advancing innovative cancer therapies.

Prof. Berger has played a key role in developing a comprehensive patient support program, integrating medical treatment with psychological and social care. This multidisciplinary model ensures that patients and their families receive not only cutting-edge oncology care, but also continuous emotional and supportive guidance throughout the treatment process.

He leads the genitourinary oncology program, with a particular focus on prostate cancer, and runs a basic and translational research laboratory investigating molecular mechanisms involved in prostate and breast cancer development.

Professor Berger is the co-author of over 20 peer-reviewed scientific publications.

Education and Training

MD and PhD, School of Medicine, Tel Aviv University, Israel

Clinical training in Medical Oncology and Radiotherapy, Sheba Medical Center

Postdoctoral fellowship, Dana-Farber Cancer Institute, Harvard Medical School

During his fellowship, Prof. Berger combined clinical work in prostate cancer treatment (in collaboration with Dr. Philip Kantoff) with advanced research in molecular oncology in the laboratory of Dr. William C. Hahn.

Board Certifications

Oncology

Professional Memberships

Member of European Society for Medical Oncology (ESMO)

Member of American Society of Clinical Oncology (ASCO)

Research & Publications

Professor Berger has contributed to important clinical and scientific research, including:

Classification of high-risk vs. very high-risk prostate cancer and its impact on outcomes of radiotherapy and androgen deprivation therapy

Research on inherited mutations in BRCA1 and BRCA2 genes in large international cohorts

Dr. Nir Kleinmann, MD

Director, Endourology & Kidney Stones Unit – Sheba Medical Center

Leading Expert in Minimally Invasive Urology & Urologic Oncology

Dr. Nir Kleinmann is a highly specialized urologist and internationally trained expert in minimally invasive surgery and urologic oncology, with a strong focus on kidney and upper urinary tract diseases.

He currently serves as Director of the Endourology and Kidney Stones Unit at Sheba Medical Center, one of the world’s leading hospitals. Dr. Kleinmann has been recognized among the Best Doctors in Israel for 2025 and 2026 by Forbes and ResultMed, reflecting his clinical excellence and outstanding patient outcomes.

Areas of Expertise

• Urologic Oncology (Key Focus)
  Upper tract urothelial carcinoma (UTUC), kidney cancer, prostate cancer
• Advanced Stone Disease Management
  • Complex kidney and urinary stones
  • Advanced endoscopic and laser-based treatments
• Minimally Invasive & Organ-Preserving Surgery
  • Endoscopic and laparoscopic procedures
  • Precision techniques aimed at faster recovery and reduced complications
• Prostate Health
  Treatment of benign prostate enlargement (BPH)

Innovation & Advanced Treatments

Dr. Kleinmann is a pioneer in kidney-sparing laser surgery, utilizing a unique dual-laser system (neodymium & holmium) to treat complex tumors while preserving the kidney whenever possible.

His approach focuses on:

• Maximizing cancer control while preserving organ function
• Minimizing surgical trauma and recovery time
• Delivering highly personalized, precision-based care

International Training & Expertise

Dr. Kleinmann completed advanced international fellowships at leading institutions:

• Endourology & Minimally Invasive Surgery Fellowship – Thomas Jefferson University
• Kidney Cancer Research Fellowship – McMaster University

Research & Clinical Leadership

Dr. Kleinmann is actively involved in clinical research and innovation, including participation in the OLYMPUS trial, focusing on non-surgical chemoablation treatments for upper tract urothelial carcinoma.

He has authored 60+ scientific publications, contributing to advancements in:

• Urologic oncology
• Endourology and stone disease
• Minimally invasive treatment approaches
•  

Professional Memberships & Certification

• Israeli Board-Certified Urologist
• Fellow, American Endourology Society
• Member of:
  • Israeli Urological Association
  • European Association of Urology (EAU)

Dr. Kleinmann is dedicated to providing advanced, personalized care, combining international expertise, innovative technology, and a minimally invasive approach to achieve the best possible outcomes while preserving quality of life.

Prof. Gil Raviv, MD, PhD

Director, Andrology Unit – Sheba Medical Center

Leading Expert in Male Fertility, Sexual Medicine & Reconstructive Urology

Prof. Gil Raviv is a renowned urologist and andrology specialist, with extensive international training and decades of clinical experience in male fertility, sexual health, and reconstructive urology.

He serves as Director of the Andrology Unit and Senior Physician at the Department of Urology and Sexual Rehabilitation Unit at Sheba Medical Center. Prof. Raviv has been recognized among the Best Doctors in Israel (Forbes 2024) for his outstanding contributions to urology and andrology.

Areas of Expertise

• Male Infertility & Fertility Preservation (Primary Focus)
  • Advanced semen analysis (WHO standards)
  • Testicular sperm retrieval techniques (TESE, TESA, MESA)
  • Semen cryopreservation and optimization
• Sexual Medicine & Rehabilitation
  • Erectile dysfunction (impotence)
  • Comprehensive treatment of sexual dysfunction in men and women
  • Management of conditions related to diabetes, cardiovascular disease, and hormonal disorders
• Reconstructive Urology
  • Advanced urethral reconstruction surgery
  • Complex urologic surgical procedures
  •  

Advanced Clinical Programs

Under Prof. Raviv’s leadership, the Andrology Unit at Sheba provides a full spectrum of advanced diagnostic and therapeutic services, including:

• Comprehensive fertility evaluation and laboratory diagnostics
• Histological analysis of testicular tissue
• State-of-the-art sperm retrieval and preservation techniques

The Sexual Rehabilitation Unit offers a multidisciplinary approach, combining urology, sexology, and specialized nursing care to deliver personalized treatment plans for each patient.

International Training & Expertise

Prof. Raviv completed his medical education and advanced training across leading European institutions:

• Medical studies at University of Siena, Sapienza University of Rome, and Tel Aviv University
• Fellowship in Infertility and Impotence – Erasme Hospital
• Advanced training in Reconstructive Urethral Surgery – Ghent University Hospital
•  

Academic & Professional Leadership

• Professor, School of Medicine, Tel Aviv University
• Director, Andrology Unit, Sheba Medical Center
• Senior Physician, Urology & Sexual Rehabilitation Units

Member of leading international societies:

• European Association of Urology
• European Society of Sexual Medicine
• International Society for Sexual Medicine
• International Society for the Study of the Aging Male
• Israeli Urological Association
• Israeli Fertility Association

Clinical Excellence & Approach

Prof. Raviv is known for combining advanced medical expertise with a highly personalized and discreet approach, focusing on:

• Restoring fertility and reproductive potential
• Improving quality of life and sexual health
• Delivering tailored, patient-centered solutions using the latest medical technologies

Prof. Raviv provides confidential, compassionate, and highly specialized care, helping patients address sensitive and complex conditions with professionalism, expertise, and trust.