Page 5 - Best Cancer screening doctors: TOP 121 doctors

Dr. Joseba Rebollo Liceaga is a seasoned medical oncologist with a comprehensive background in oncology.​

Education and Training:

Graduated in Medicine and Surgery from the University of Navarra (1985).​

Completed residency in Oncology in 1987.​

Specialist in Medical Oncology at the Clínica Universidad de Navarra (1991).​

Professional Experience:

Head of the Oncology Department at Clínica San Miguel de Navarra (1991–2004).​

Associate Physician at the University Clinic of the Faculty of Medicine, University of Navarra (1995–2002).​

Adjunct Physician at the Oncology Platform, Hospital Quirónsalud Torrevieja (2004–2014).

Head of the Oncology Department at Hospital General de Villalba (2014–2019).​

Currently practices as a Medical Oncology Specialist at Quirónsalud Alicante.​

Certifications and Training:

Completed multiple accredited courses in Multidisciplinary Oncology between 2003 and 2006.​

Research and Publications:

Authored research on electrochemotherapy and multidisciplinary treatment approaches in oncology.

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.

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. Eytan Aharon Ben‑Ami, MD, is a Senior Physician in the Sarcoma and Bone Oncology Service at Sheba Medical Center. He heads the Oncology Division and the Early-Phase Clinical Trials Unit. He founded the Sheba Clinical Research Organization. He is an academic affiliate at Tel Aviv University.

He specializes in sarcomas and primary bone tumors, including soft tissue sarcoma, liposarcoma, leiomyosarcoma, and osteosarcoma. He leads Phase I trials in targeted therapy and immunotherapy. He designs personalized treatment plans for rare cancers. He also develops patient-centered programs, including pilots in advanced immunotherapy delivery.

He completed a fellowship in Sarcoma and Bone Oncology at the Dana-Farber Cancer Institute/Harvard Cancer Center. He has authored more than 40 publications on early detection, molecular and viral mechanisms, and new cancer therapies.

Dr. Yaacov Lawrence, MA, MBBS, MRCP, is Chair of Radiation Oncology at Sheba Medical Center. He has nearly 30 years of experience in precision radiation oncology and neuro-oncology.

He is an expert in advanced radiation therapy and radiosurgery. He performs stereotactic radiosurgery for brain tumors. He leads Sheba’s GI Cancer Program in gastrointestinal oncology. He also provides precision care for lung and prostate cancers. He pioneered celiac plexus radiosurgery for severe pain from pancreatic cancer.

Training and credentials: MA and MBBS (Cambridge and UCLH); MRCP (RCP); Radiation Oncology fellowship (Thomas Jefferson University). Honors include the ASCO Young Investigator Award and Fellow of ASTRO (FASTRO). He has authored over 280 publications. He is Director of the Center for Translational Radiation Oncology and an Associate Professor at Tel Aviv University.

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.

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.

The doctor is a respected authority in radiology, interventional radiology, obesity treatment, and interventional oncology. Their dedication to improving patient care is evident through numerous contributions to medical literature, significantly impacting the understanding and treatment of various medical conditions.

Graduating from Istanbul University, Cerrahpaşa School of Medicine, the doctor completed a residency in Radiology and a fellowship in Interventional Radiology at Memorial Sloan Kettering Cancer Center. Their research, published in esteemed journals, covers topics like postmortem biopsies of COVID-19 patients and innovative cancer treatments.

Education

Cumhuriyet University Faculty of Medicine, 2004
Istanbul Haydarpaşa Training and Research Hospital Internal Medicine Residency, 2010
Karadeniz Technical University Faculty of Medicine Medical Oncology Residency, 2015

Experience

MD Andeson Cancer Center, USA, 2008
Sunnybrook Odette Cancer Center Breast Cancer Clinic, Canada, 2017
Moffit Cancer Center , USA 2022
Istanbul Haydarpaşa Training and Research Hospital Internal Medicine, 2010
İdil State Hospital Internal Medicine Clinic, 2011
Karadeniz Technical Universityniversitesi Faculty of Medicine, Medical Oncology Clinic, 2015
Istanbul Göztepe Training and Research Hospital, Medical Oncology Clinic, 2018
Yeniyüzyıl University Gaziosmanpaşa Hospital, Medical Oncology Clinic, 2020
Ataşehir Medicana Hospital, Medical Oncology Clinic, 2022

Scientific Membership

Turkish Medical Association (TTB)
Turkish Society of Medical Oncology (TTOD)
European Society for Medical Oncology (ESMO)
American Society of Medical Oncology (ASCO)

Medical Intrests

• Breast Cancer
• Lung Cancer
• Colon Cancer
• Stomach Cancer
• Rectal Cancer
• Ovarian Cancer
• Liver Cancer
• Oesophageal Cancer - Oesophageal Cancer
• Kidney Cancer
• Larynx Cancer - Cancer of the Larynx
• Thyroid Cancer
• Head and Neck Cancers
• Gynaecological Cancers
• Pancreatic Cancer
• Oesophageal Cancer - Oesophageal Cancer
• Uterine Cancer
• Brain Cancers - Brain Tumours
• Soft Tissue Cancer - Sarcomas
• Prostate Cancer
• Bladder Cancer
• Bile Tract Cancer
• Testicular Cancer
• Cervical Cancer
• Mouth, Tongue, Lip Cancers
• Gastrointestinal System Cancers
• Bone Tumours
• Trachea and Bronchial Cancers
• Skin Cancers - Skin Cancers
• Skeletal System Tumours
• Gallbladder Cancer
• Mesothelioma

Dr. Mehmet Yigit is an internal medicine specialist. He focuses on diabetes, metabolic syndrome, thyroid diseases, and hypertension. He also treats gastrointestinal problems such as dyspepsia, gastritis, and irritable bowel syndrome. In addition, he manages spondylitis and connective tissue diseases.

Dr. Yigit graduated from Çukurova University Faculty of Medicine in 2007. He completed his internal medicine training at Adnan Menderes University in 2013. He has worked as Assistant Chief Physician at Liv Hospital Ulus. He has held Medical Director roles at Recordati Rare Diseases and Alexion Pharmaceuticals. He has also held leadership positions at Abbvie and Novo Nordisk Pharmaceuticals. Dr. Yigit has served as an internal medicine physician at Manisa State Hospital. He has contributed to research as an assistant at ADU.

Dr. Pichayanith Sroysuwan, M.D., M.Sc. (Anti-Aging & Regenerative Medicine, 2023–present), is a rehabilitation-trained physician. He specializes in lifestyle, anti-aging, regenerative, and personalized medicine. He practices at Foresta & Morning, Cplus Private Hospital, UMC Wellness, WIH Hospital, and Eden/Wellu.

Accreditations: American Board of Anti-Aging & Regenerative Medicine (ABAARM, 2024) and American Board of Laser Surgery (ABLS Renovia, 2024). Advanced training includes aesthetic dermatology and regenerative medicine (Mae Fah Luang, 2022), practical stem cell therapy (2022), chelation therapy (2023), high laser therapy (2019–2021), NAD+ therapy (certified 2023), and myofascial release (AHG).

Experience: Rehabilitation Medicine residency and medical practice at Srinagarind Hospital, Khon Kaen University (2019–2022). Telemedicine consultant for Raksa/Doctor Anywhere (2020–2022). Contributor to COVID-19 programs ThaiRod and COM COVID (Royal College of Family Physicians). Head of Medicine Delivery Services. Public health educator and moderator.

Education

Istanbul University Cerrahpaşa Faculty of Medicine, 2002
Istanbul Fatih Sultan Mehmet Training and Research Hospital, Internal Medicine, 2010
Istanbul University Oncology Institute (Çapa), Medical Oncology, 2015
Medipol University Faculty of Medicine, Phytotherapy Education, 2018
University of Health Sciences, Vocational School of Health, Molecular Oncology, PhD Program, PhD, 2023

Experience

University Hospital, Newark, New Jersey, USA, Observer (2003-2004)
Siirt State Hospital, Internal Medicine (2010-2011)
Siirt State Hospital, Medical Oncology (2015)
Bakırköy Dr. Sadi Konuk Training and Research Hospital, Medical Oncology (2015-2018)
Istanbul University, Istanbul Faculty of Medicine, Department of Internal Medicine, Medical Oncology, (Professor Doctor) (2018-Present)
Forensic Medicine 3. Specialization Board, Medical Oncology, Full Member (2019-Present)
Liv Hospital, Ulus, Park-time, Medical Oncology (2020-2022)
Şişli Kolan International Hospital, Park-time, Medical Oncology (2022-2023)

Medical Intrests

• Gastrointestinal System Tumours (Esophagus - Stomach and Large Bowel Cancer)
• Hepatobiliary System Tumours (Liver-Biliary Tract and Pancreatic Cancer)
• Breast Cancer
• Lung Cancer
• Genitourinary Cancers
• Immunotherapies and Target Therapies
• Molecular Oncology
• Immunotherapies
• Target Treatments
•  

Awards

2010-YDUS (Subspecialty Examination) 14th place in Turkey
2014- Oncology Institute Days Best Poster Award
2015- Turkish Medical Oncology Society Board Exam Qualification
2015- ESMO (European Society for Medical Oncology) Board Exam Qualification

Dr. Sitthisak Dhammawiatnukul, MD, ABAARM, specializes in Anti-Aging & Regenerative Medicine and Preventive Medicine. His focus areas include Cell Therapy, Aesthetic Medicine, Men’s Health, Gut Health, Hormone Management, and Detox. He practices at Harmony Life Center (2023–present). He also serves as Medical Advisor at Bio Sky Clinic (2010–present).

Accreditations include the A4M Certificate in Anti-Aging and Regenerative Medicine (2011). He is an ISCT member with specialized certification in mesenchymal stem cells (MSCs). He attended the ISCT Annual Meeting in 2016. He completed the Thai Chelation Therapy Association Workshop, Level 17. He also holds certificates of attendance from A4M, the Thai Society of Cosmetic Dermatology and Surgery, the Thai Association of Cell Therapy, and the American Academy of Anti-Aging and Regenerative Medicine.

Training includes non-surgical MSC therapy for knee rejuvenation. He has additional training in gut health, hormone management, and detox. He earned his MD from Chulalongkorn University and a BSc in Medical Technology from Mahidol University. He also holds a medical training certificate from 2003.

The doctor completed specialization training in Radiation Oncology at Marmara University Faculty of Medicine from 2012 to 2016. Prior to this, the doctor completed an undergraduate degree in Medicine, taught in English, at the same institution from 2004 to 2011. The doctor has a strong foundation in medical education, beginning with high school education at Sixteen Numbered Shirvan School in Azerbaijan from 1998 to 2004.

Dr. Natthaphon Suwan, M.D., M.Sc., ABAARM, focuses on Anti-Aging & Regenerative Medicine. He earned his M.D. from Chiang Mai University in 2012. He completed an M.Sc. in Anti-Aging & Regenerative Medicine at Dhurakij Pundit University in 2019. He also received a Master of Management in Health from Mahidol University in 2020. Languages: Thai and English.

Board certifications: WOSAAM Board Diploma (2018); ABAARM/A4M (2019); Thai Board of Preventive Medicine, Public Health (2020). Professional memberships: WOSAAM, A4M, PMAT, CMAT, ACTTHAI, and TIMA.

Current practice: BAAC (2019–present), Vejthani Q Life (2019–present), and UM The Exclusive Health Clinic (2020–present). Previous roles: Vibharam Hospital and World Medical Hospital. Clinical interests: IV therapies, ozone therapy, colon hydrotherapy, male hormones and TRT, PRP, stem cells, genetic cancer risk and NK cell therapy, food intolerance testing, and personalized supplementation. Additional training: A4M (2018–2019), CMAT (2019), ACTTHAI (2019), and H.E.A.T. (2020).

The doctor is an experienced nuclear medicine specialist at HCG Manavata Cancer Centre with 12 years in the field. The doctor specializes in various nuclear scans, PET-CT scans, and nuclear cardiology services, demonstrating proficiency in radioiodine and Lu-177 RN therapies. Over the course of their career, the doctor has managed more than 30,000 PET scans and treated over 1,000 thyroid cancer patients. Additionally, the doctor has contributed to the field through published papers in various medical journals.

The doctor is an accomplished educator and researcher in the field of oncology, with extensive teaching experience at USP CEU. The doctor has taught a wide array of subjects including General Medical Pathology, Oral and Maxillofacial Oncology, and Bioethics. As a tutor for medical students and external rotants, the doctor has contributed significantly to the training of future healthcare professionals.

Additionally, the doctor holds the position of Director of postgraduate research in clinical and applied oncology at HM CIOCC USP CEU and is responsible for postgraduate master practices. The doctor has also completed advanced courses at MD Anderson Cancer Center.