Page 2 - Best Immunohistochemistry doctors in Istanbul: TOP 37 doctors

Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.

Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).

Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).

Dr. Ercan Ozden is a specialist in internal medicine and medical oncology. He earned his medical degree and completed his residency at Istanbul University, Cerrahpaşa Faculty of Medicine. He later received a subspecialty in medical oncology at Kocaeli University Faculty of Medicine from 2016 to 2020.

Dr. Ozden has worked in medical oncology at Şırnak State Hospital. He has also served as an internal medicine specialist at Bağcılar Private Safa Hospital and Küçükçekmece Batı Bahat Hospital. He has extensive clinical experience in both internal medicine and oncology.

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).

He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.

Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.

Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).

She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).

The doctor graduated from Hacettepe Medical School in 1985 and became an Internal Medicine Specialist at Ege University in 1990. Furthering expertise, the doctor specialized in hematology and completed a Ph.D. at Japan Mie Medical School in 1995. By 1997, the doctor had advanced to Assistant Professor and then Professor of Hematology at Ege University. In 2003, the doctor continued as a Professor of Hematology at Karadeniz Technical University. With over 65 scientific articles, 112 meeting papers, and 34 conference presentations, the doctor is recognized for contributions to hematology and bone marrow transplantation.

Education

• Undergraduate: Istanbul Faculty of Medicine, Istanbul University, 2007
• MSc (Internal Medicine Department): Marmara University Faculty of Medicine, 2012
• PhD (Hematology Clinic): Istanbul Training and Research Hospital, 2018
• Associate Professor (Hematology Clinic): Prof.Dr.Cemil Tascioglu Training and Research Hospital, 2019

Prof. Dr. Rafet Eren graduated from Istanbul Faculty of Medicine in 2007. He completed his Internal Medicine specialty training at Marmara University Faculty of Medicine in 2012. In 2018, he became a Hematology subspecialist at Istanbul Training and Research Hospital. In 2019, he was awarded the title of Associate Professor in the field of Hematology. Afterwards, he worked as a faculty member at Başakşehir Çam and Sakura City Hospital, Bozyaka Training and Research Hospital and Istinye University (Istinye University Bahçeşehir and Liv Hospital Vadistanbul) and is currently working at Biruni University Hospital. Dr. Rafet Eren is a member of Turkish Society of Hematology, Hematology Specialty Society and European Society of Hematology and speaks English fluently. He has around 50 publications in national and international refereed journals.

Scientific Memberships

• Turkish Hematology Association
• Hematology Specialty Society
• Turkish Internal Medicine Specialty Society
• European Society of Hematology
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Awards 

• Young Researcher Award (42nd National Hematology Congress), 2016
• Special Jury Paper Award (3rd Hematologic Oncology Congress), 2015
• Paper 3rd Prize (2nd Hematologic Oncology and Bone Marrow Transplantation Symposium), 2016

Education

• Faculty of Medicine: Trakya University, 1982-1988
• Radiation Oncology Residency: Şişli Etfal Training and Research Hospital, 1994-1998
• Radiation Oncology Residency: Princess Margaret Hospital Toronto, 1996
• Phytotherapy Master's Degree: Istanbul University Faculty of Pharmacy, 2017-2018

Experience

• Professor, Head of Department: Health Sciences University Bursa Faculty of Medicine, Department of Radiation Oncology, 2021-2024
• Professor, Head of Department: Health Sciences University Izmir Faculty of Medicine, Department of Radiation Oncology, 2021-2024
• Professor: Department of Radiation Oncology, Health Sciences University Istanbul Hamidiye Faculty of Medicine, 2021-2024
• Lecturer Gelisim University SMYO, 2013-2020

Medical Interests

• Breast Cancer / Intraoperative Radiotherapy
• Gynaecological Cancers / Brachytherapy Applications
• Gastrointestinal System Tumours
• Prostate Cancer / Hydrogel Space Oar Certificate and Application
• Lung Cancers
• Brain Tumours
• Head and Neck Cancers

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
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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. Hilmi Apak is a respected pediatric hematology-oncology specialist with more than 21 years of experience. He is trained in pediatric oncology. Dr. Apak has led advanced treatments, including bone marrow transplantation, leukemia chemotherapy, and CAR T-cell therapy.

He has published 75 international medical articles, showing his strong contribution to pediatric oncology research. Dr. Apak has worked as assistant editor for the Turkish Pediatrics Archives Periodical. He has also held important academic and leadership positions, such as Head of Pediatric Hematology-Oncology at Istanbul University-Cerrahpaşa.

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.

The doctor graduated from Ankara University Medical Faculty in 1992 and became a Specialist in Medicine at Uludağ University Faculty of Medicine, Department of Child Diseases. In 2002, the doctor served as an Assistant Professor in Pediatric Hematology at the same institution.

The doctor specializes in the diagnosis and treatment of childhood cancers, leukemia (lymphoma), childhood bleeding diseases, vascular occlusion, anemia treatments, and deficiencies in iron and vitamins.

With a strong academic background, the doctor has published 15 articles in international refereed journals, presented 9 full texts at international scientific meetings, authored 3 books or book chapters, and published 8 articles in local refereed journals.

Dr. Itir Sirinoglu Temiz is a Professor of Hematology. She specializes in lymphoma, acute and chronic leukemias, multiple myeloma, thrombocytopenias, thrombosis, anemia, and bone marrow failure. She graduated with honors from Istanbul University Cerrahpaşa Faculty of Medicine. She completed her hematology training at Dr. Abdurrahman Yurtarslan Oncology Education and Research Hospital.

Dr. Sirinoglu Temiz has held key academic and administrative positions. She served as Head of Internal Medicine at IAU Faculty of Medicine. She was also Education and Administrative Manager at SBÜ Bakırköy Dr. Sadi Konuk EAH Hematology Clinic. She has broad experience in adult hematology, stem cell transplantation, and therapeutic apheresis. She currently practices at Liv Hospital.

The doctor specializes in various urological conditions, with a focus on penis prosthesis, bladder cancer, prostate cancer, and kidney cancer, including radical and partial nephrectomy. Expertise extends to laparoscopic urology, kidney stones, and surgeries for urinary incontinence in women. The doctor is also skilled in hypospadias surgery, pediatric vesicoureteral reflux, microsurgical varicocele surgery, penis enlargement, and Peyronie's disease correction.

Having completed a urology residency at Istanbul University School of Medicine, the doctor gained extensive experience at Haseki Education and Research Hospital, Bezmialem Vakıf University, Medical Park Bahçelievler, and Ethica Incirli Hospital, and currently serves as a Professor of Medicine at Medicana Hospital Bahcelievler.

Education

• Faculty of Medicine - Cerrahpaşa Faculty of Medicine 1999-2005
• Internal Medicine Residency - Istanbul Haseki Training and Research Hospital 2006-2010
• Hematology Subspecialist Dr. Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital - Hematology and Stem Cell Transplant Clinic 2013-2017
• Associate ProfessorIstanbul Ümraniye Training and Research Hospital 2019
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Experience

• Assistant Doctor Istanbul Haseki Training and Research Hospital - Internal Medicine Clinic 2006-2010
• Internal Medicine Specialist Istanbul Esenyurt State Hospital 2010-2012
• Internal Medicine Specialist-Military service Samsun Military Hospital 2012-2013
• Subspecialty Training Dr. Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital - Hematology and Stem Cell Transplant Clinic 2013-2017
• Hematology Subspecialist Ankara Gülhane Training and Research Hospital, Hematology and Stem Cell Transplant Clinic 2017-2018
• Hematology Subspecialist Istanbul Ümraniye Training and Research Hospital/Hematology 2018-2019
• Associate Professor Istanbul Ümraniye Training and Research Hospital/Hematology 2019-2021
• Associate Professor Maltepe University Faculty of Medicine / Hematology 2021-2024
• Associate Professor Istanbul VM Medical Park Pendik Hospital / Hematology and Stem Cell Transplant Clinic 2022-2024
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Scientific Memberships

• Turkish Medical Association
• Turkish Apheresis Society
• Hematologic Oncology Society
• Blood and Bone Marrow Transplant Association
• Hematologic Immunology Society
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Awards

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• Hematologic Oncology Society, 2015 - Second Prize for Paper
• Hematologic Oncology Society, 2016 - Second Prize for Paper
• Turkish Apheresis Association, 2016 - Paper Third Prize,
• Hematologic Immunology Association, 2016 - Second Prize for Paper
• Hematologic Oncology Society, 2016 - Second Prize for Paper
• Blood and Bone Marrow Transplantation Association, 2017 - First Prize for Paper