Page 12 - Best oncologists: TOP 656 doctors

Education

Ondokuz Mayıs University Faculty of Medicine (1991)

KTÜ Faculty of Medicine Farabi Hospital (Specialization.1998)

Istanbul University Çapa Faculty of Medicine (Laparoscopic Surgery Training, 2002)

Istanbul University Çapa Faculty of Medicine (Laparoscopic Antireflux Surgery Training, 2006)

Istanbul University Cerrahpaşa Faculty of Medicine (General Surgery Clinic Advance Laparoscopic Surgery, Laparoscopic Bariatric Surgery, Morbid Obesity and Oncological Cancer Surgery Training, 2010i)

2002 – 2008 – Siriraj Medical School, Mahidol University

2008 – 2013 – Department of Internal Medicine, Rajavithi Hospital

2013 – 2015 – Department of Cardiology, Internal Medicine Rajavithi Hospital

2019 – 2020 – Cardiology Intervention, Department of Cardiology, Internal Medicine Rajavithi Hospital

Languages: English and Thai

Dr. Baha Zengel is a general surgeon with expertise in breast, gallbladder, thyroid diseases, and hernia repairs. He graduated from Ege University Faculty of Medicine in 1990. In 2004, he earned a doctorate in Basic Oncology from Dokuz Eylül University. He became an Associate Professor of General Surgery in 2014 through the Inter-University Board.

Dr. Zengel is skilled in advanced surgical procedures. His experience includes skin and breast-conserving mastectomy, oncoplastic breast surgery, laparoscopic cholecystectomy, sentinel lymph node biopsy, and ROLL/SNOLL techniques. He has held important positions at Izmir Bozyaka Training and Research Hospital, including Education Officer.

He is a member of several professional associations. He serves on the Board of Directors of the Aegean Region Surgery Association and is a founding board member of the Basic Oncology Association.

Core Specializations

Oncology:

Head and neck tumors

Thyroid cancer

Personalized biological and immunotherapy

Treatment of recurrent cancer and spinal metastases

Radiotherapy

Education

1998 — Graduated from the Faculty of Medicine at the Hebrew University (Jerusalem, Israel).
2016 — Six-month advanced training course in radiosurgery with a special focus on modern methods of focused radiotherapy for spinal and malignant thyroid tumors at Memorial Sloan Kettering Cancer Center (New York, USA).

Professional Experience

1998–1999 — Internship at Hadassah University Hospital (Jerusalem, Israel).
1999–2005 — Specialization in the Department of Otolaryngology and Head & Neck Surgery at Rabin Medical Center (Petah Tikva, Israel).
2005–2009 — Specialization in oncology and radiotherapy at the Davidoff Cancer Center (Rabin Medical Center).
2006–2008 — Fellowship at the University of Michigan (Ann Arbor, USA) in multidisciplinary cancer treatment.
2008 — Fellowship in head and neck tumor brachytherapy at Beth Israel Medical Center (New York, USA).
2009–2012 — Head of the Head and Neck Oncology Clinic at the Davidoff Cancer Center.
2013–2019 — Chief of the Head and Neck Oncology Division and Deputy Head of the Radiotherapy Department at the Davidoff Cancer Center.
Since 2019 — Director of the Oncology Department and Sharett Cancer Institute at Hadassah University Hospital.

RESEARCH ACTIVITY

1998–2000 — Conducted research on the genesis of cancer at The Royal Marsden Hospital (England).

PUBLICATIONS

Authored numerous peer-reviewed articles in scientific journals. Selected topics include:

Oncotype Dx Recurrence Score in BRCA1/2 germline mutation carriers with hormone receptor-positive breast cancer.

TP53 missense mutation recurrence in cancer patients of Arab descent.

Adjuvant autologous vaccine for stage III microscopic melanoma: biomarker survival and enhanced response to CTLA-4 blockade.

Prognostic significance of (R)CA15-3 assay in primary breast cancer.

Diagnostic and prognostic value of comparative thymidine kinase 1 (TK1) activity assays in breast cancer patient serum.

Complete remission in a BRCA2 mutation carrier with metastatic pancreatic adenocarcinoma treated with cisplatin.

Autologous vaccine-induced antitumor and self-reactive immune responses in melanoma: impact on patient survival and dependence on MHC class II expression.

PROFESSIONAL AFFILIATIONS

Israeli Society of Clinical Oncology

Israel Medical Association

AWARDS & GRANTS

Cancer Genetics Research Foundation Award

Landau Prize

Judith Segal Memorial Award

Doctor of Osteopathy from National University of Medical Sciences – Registration S1702131.

Bachelor of science in Osteopathy from National University of Medical Sciences – Registration S1702131.

Certified from “Union of Thai Traditional Medicine Society” – Registration 112460.

Acupuncturist – Certified by Chinese Republic and signed by Notary – Registration 140013.

Member of the International Osteopathic Association (IOA).

Official representative of Osteopathy Chronic Pain Clinics of Canada (OCPCC) in Phuket – Thailand.

Gonstead Chiropractic techniques (inc Knee chest table).

Diploma in Osteopathic & Chiropractic full course online.

Certified Emergency first responder + CPR & AED (valid until 12/2026)

Member of the Swiss Medical Register (RME) – Registration B330879.

Member of the Association of Swiss Health Insurances - Registration 6178.

Certified in Chinese Pharmacology.

Certified in Chinese Psychiatric.

Certified in Chinese Nutrition.

Dr Praewfun Surachai is a general obstetrician-gynaecologist focused on gynaecology and reproductive medicine. She completed her OBGYN residency at Ramathibodi Hospital from 2020 to 2023. She is now a fellow in the Reproductive Medicine Unit (2024–present). She earned her MD from the Faculty of Medicine Ramathibodi Hospital, Mahidol University (2011–2017).

Experience: General obstetrician-gynaecologist and lecturer at Pranangklao Hospital, Nonthaburi (2023–2024). General practitioner at Angthong Hospital and Wisetchaichan Hospital, Angthong (2017–2020).

Achievements: MC at the Menopause Academic Conference 2025, Bangkok. Popular-vote Resident Award (2021). Certificate of Outstanding Teaching Performance (2021). iPoster presentation at the RCOG World Congress (2019). Certificate of attendance in Basic Principles and Teaching Techniques, Siriraj (2023).

Director of Radiotherapy Institute Oncology Division

Lee Ji Hyun, MD, is a breast and thyroid surgeon. Dr. Lee is Head of Breast and Thyroid Surgery at Naeun Hospital. Clinical focus includes benign breast disease, breast cancer, and tumor surgery. Additional areas include benign thyroid disease, thyroid cancer, and parathyroid disorders. Skills include Mammotome procedures, axillary node management, and breast and thyroid ultrasound.

Education and training: Yonsei University College of Medicine. Internship and general surgery residency at Yonsei University Severance Hospital. Short-term clinical training at the Affiliated Hospital of the Cancer Research Institute in Japan.

Key roles: Chief of General Surgery at Incheon Christian Hospital and General Surgery Specialist at Cheil Hospital. Director of the Breast Center and Chief of the Department of Surgery at Samsung Cheil Hospital. Chief of General Surgery and Deputy Director of Clinical Services at Cheil Hospital. Outpatient Professor of Surgery at CHA Gangnam Medical Center, CHA University. Chief of General Surgery at Daejeong Hospital.

Professor, Oncologist

Prof. Jack Baniel is a Professor of Urology and Chief of Urology section at Rabin Medical Center, Petach Tikva, Israel. He specializes in the reconstruction of the bladder, robotic prostatectomy, cancer surgeries with preservation of the nerve endings. He has published over 100 scientific articles and is actively involved in research in the field of uro-oncology. He is a graduate of Tel Aviv University and is a member of various professional organizations, including the Israeli Medical Association, the Israeli Association of Urology, the European Association of Urology, the European Organization for Research and Treatment of Cancer (EORTC), and the American Association of Urology.

Professor Dan Grisaro is a leading Israeli specialist in gynecological cancer diagnosis and treatment, specializing in ovarian cancer, uterine cancer, and cervical cancer. He has senior physician, head of department and lecturer experience at various medical centers and universities. He has held 39 presentations and is the author of 83 published scientific articles, and is a member of various professional societies.

Dermatologist Dr. Osman Serdar Akkaya graduated from Çukurova University Faculty of Medicine in 1981. He completed his dermatology specialization there in 1985. He has more than 35 years of experience and is among the most senior dermatologists in the region.

His practice includes general dermatology, such as psoriasis, eczema, acne, vitiligo, and urticaria. He focuses on dermato-oncology and performs surgery for benign and malignant skin tumors. He also offers cosmetic dermatology, including fillers, mesotherapy, and chemical peels. He provides laser and light-based treatments for vascular lesions, pigment disorders, scars, and hair removal. He treats geriatric skin conditions and chronic skin diseases.

Dr Nimet Ozcan is a dermatologist with over 10 years of experience. She graduated from the Erciyes University Faculty of Medicine in 2008. She completed her dermatology specialization at Ankara Numune Training and Research Hospital in 2014. She provides care in both medical and cosmetic dermatology.

Clinical focus: acne, eczema, psoriasis, and fungal and bacterial infections. Dermato-oncology with early detection and surgical excision of suspicious lesions. Dermal fillers, chemical peels, and mesotherapy. Laser treatment for vascular lesions, pigmentation disorders, and hair removal. Pediatric dermatology. Languages: English.