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Best Tumor Marker Blood Test gastroenterologists: TOP 133 doctors

author
Content meets the Bookimed Editorial Policy and is medically reviewed by
Fahad Mawlood - General practitioner. Winner of 4 scientific awards. Served in Western Asia. Former Team Leader of a medical team supporting Arabic-speaking patients. Now responsible for data processing and medical content accuracy.
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Choi Han Yong
4.5
22 reviews
Republic of Korea, Seoul
Samsung Medical Center

Oncosurgeon, Head of Samsung Department of Urology

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Sebastian Schoppmann
General surgeon
23 years of experience
4.6
18 reviews
Austria, Vienna
Vienna General Hospital (AKH)

Sebastian Schoppmann

General surgeon
23 years of experience

accreditations:

Austrian Society of Surgical Oncology

Dr. Sebastian Schoppmann is an experienced specialist in general and visceral surgery, and is the Head of the Gastroesophageal Tumor Unit at the Comprehensive Cancer Center in Vienna. He is the author of more than 240 specialized articles, serves as General Secretary of the Austrian Society of Surgical Oncology, and has edited or served as an associate editor for several medical journals.

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Lopez Ibor
Pediatric hematologist/oncologist
30 years of experience
Spain, Madrid
Hospital HM Monteprincipe

Lopez Ibor

Pediatric hematologist/oncologist
30 years of experience

accreditations:

University of Maryland
Dr. López-Ibor is an experienced specialist in Pediatric Hematology and Oncology with a degree in Medicine from the Complutense University of Madrid and a doctorate from the University of Barcelona. She is an expert in the treatment of bone and brain tumors, as well as leukemia and hematological diseases. She currently directs the Pediatric Hematology and Oncology Unit of the HM Montepríncipe Hospital, and is the author of numerous national and international scientific publications.Read more
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Antonio Cubillo Gracián
Clinical oncologist
34 years of experience
Spain, Madrid
Hospital Universitario HM Sanchinarro

Antonio Cubillo Gracián

Clinical oncologist
34 years of experience
Teaching work at USP CEU in Medicine, Nursing, and Dentistry, including General Medical Pathology, Oral and Maxillofacial Oncology, Pathophysiology, Semiology, Oncology, Bioethics, and Nutrition and Cancer Advances Course. Responsible for postgraduate research Master's degree in clinical and applied research in oncology and tutor for students, residents and rotating staff.Read more
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Erol Cakmak
Gastroenterologist
27 years of experience
5.0
1 review

Erol Cakmak

Gastroenterologist
27 years of experience
Turkey, Sivas
Medicana Sivas Hospital
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Metin Demirkaya
Pediatric hematologist/oncologist
25 years of experience
5.0
1 review
Turkey, Bursa
Medicana Bursa Hospital

Metin Demirkaya

Pediatric hematologist/oncologist
25 years of experience
Dr. X completed their medical degree at Istanbul University Cerrahpaşa School of Medicine (1993-1999). They then completed a residency in Pediatrics at Bursa Uludag University School of Medicine (1999-2005), followed by a Pediatric Oncology Residency Program (2005-2010), and have since held various positions at various institutions in Pediatric Oncology, including Assistant Professor (2013-2018) and M.D. Professor of Medicine (2019-present).Read more
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Kayihan Engin
Radiation oncologist
39 years of experience
5.0
1 review
Turkey, Bursa
Medicana Bursa Hospital

Kayihan Engin

Radiation oncologist
39 years of experience

Dr. has a medical diploma from Uludağ University Medical College, Bursa, Turkey (1983), post-doctoral fellowship in Thermoradiotherapy from Thomas Jefferson University, Philadelphia, PA (1990-1994), and residency in Radiation Oncology from Center of Oncology & Nuclear Medicine, Istanbul, Turkey (1990). He has also held positions as professor, chairman, and faculty accreditation coordinator at Uludağ University Medical College (1991-2005), professor and director at Anadolu Medical Center (2004-2017), and director at Ceylan International Hospital and Medicana Bursa Hospital (2017-present).

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Tolga Akman
Urologist
22 years of experience
2.0
1 review
Turkey, Istanbul
Medicana Bahcelievler Hospital

Tolga Akman

Urologist
22 years of experience
A urologist with experience in penis prosthesis, bladder, prostate, and kidney cancer surgery, laparoscopic urology, kidney stone surgery, surgery for urinary incontinence in women, hypospadias surgery, pediatric vesicoureteral reflux, microsurgical varicocele surgery, penis enlargement surgery, and peyronie's disease and penis curvature surgery. Has completed residencies at Istanbul University School of Medicine, Haseki Education and Research Hospital, Bezmialem Vakıf University, Medical Park Bahçelievler, and Ethica Incirli Hospital, and is currently a professor of medicine at Medicana Hospital Bahcelievler.Read more
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Serdar Bedii Omay
Hematologist
34 years of experience
4.2
32 reviews
Turkey, Istanbul
Emsey Hospital

Serdar Bedii Omay

Hematologist
34 years of experience

Prof. Dr. Serdar Bedii Omay graduated from Hacettepe Medical School in 1985 and later specialized in Internal Medicine and Hematology. He has published 65 scientific articles, 112 meeting papers, and 34 conference presentations in the field of Hematology and Bone Marrow Transplantation. He has also worked as a Hematology Specialist and Molecular Hematology Doctor at Japan Mie Medical Faculty in 1995.

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4.2
32 reviews
Doctor's visit price on request
Stomach cancer surgery $14500 - $20000
Rectal resection $7500 - $27000
transplantation from a related donor $65000
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Birol Baytan
Pediatric hematologist
32 years of experience
4.2
32 reviews
Turkey, Istanbul
Emsey Hospital

Birol Baytan

Pediatric hematologist
32 years of experience

Prof. Baytan is a doctor who graduated from Ankara University Medical Faculty in 1992 and became a Specialist in Medicine at Uludağ University Faculty of Medicine, Department of Child Diseases. He is experienced in the diagnosis and treatment of childhood cancers, leukemia, anemia, and other diseases. He has 15 articles published in international refereed journals, 9 full texts presented and published in international scientific meetings, 3 books/book chapters written, and 8 articles published in local refereed journals.

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4.2
32 reviews
Doctor's visit price on request
Stomach cancer surgery $14500 - $20000
Rectal resection $7500 - $27000
transplantation from a related donor $65000
More treatments
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Mohd Nasir Bin Othman
Dermatologist
26 years of experience
Malaysia, Ampang Jaya
Klinik De Palma

Mohd Nasir Bin Othman

Dermatologist
26 years of experience
Dr. Mohd Nasir Bin Othman is a specialist in a variety of cosmetic procedures, including rhinoplasty, breast lift, Botox injections, stem rejuvenation therapy, Hair Loss Treatment, and laser skin resurfacing.Read more
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Elnur Sahibov
Radiation oncologist
8 years of experience
4.2
32 reviews
Turkey, Istanbul
Emsey Hospital

Elnur Sahibov

Radiation oncologist
8 years of experience

Licensed Radiation Oncologist with 8 years of medical training, including undergraduate studies at Marmara University Faculty of Medicine (2004-2011) and Radiation Oncology specialization training at Marmara University Faculty of Medicine (2012-2016). Previous education from Sixteen Numbered Shirvan School (Azerbaijan) High School (1998-2004).

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4.2
32 reviews
Doctor's visit price on request
Stomach cancer surgery $14500 - $20000
Rectal resection $7500 - $27000
transplantation from a related donor $65000
More treatments
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Fuad Nurili
Radiologist
16 years of experience
Turkey, Istanbul
Menfis Health Novimaj

Fuad Nurili

Radiologist
16 years of experience
Dr. Fuad Nurili is a board-certified radiologist specializing in obesity treatment and interventional oncology. He is a co-founder of a medical institution, known for his extensive research, contributions to medical literature, and commitment to patient care.Read more
Gastric balloon
Gastric balloon
Gastric balloon
Gastric balloon
Gastric balloon
Before and After Pictures
Gastric balloon
Gastric balloon
Gastric balloon
Gastric balloon
Gastric balloon
See portfolio
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Prof Dr Ozgur Kemik
Clinical oncologist
27 years of experience
4.4
14 reviews
Turkey, Istanbul
Hermes Clinics

Prof Dr Ozgur Kemik

Clinical oncologist
27 years of experience
Dr. Prof Dr Ozgur Kemik is a senior oncologist specializing in cancer management using minimally invasive techniques. He is proficient in operations such as Removal of liver cancer, Liver transplant, and Gastric bypass among others. His expertise includes advanced laparoscopic surgery, lower gastrointestinal tract cancers, hepatobiliary cancers, cytoreductive surgery, and kidney transplantation. He is a member of several professional associations and has held significant leadership positions in his career.Read more
Stomach resection
Stomach resection
Stomach resection
Before and After Pictures
Stomach resection
Stomach resection
Stomach resection
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Ismail Biri
General surgeon
21 years of experience
Turkey, Ankara
Private Koru Ankara Hospital

Ismail Biri

General surgeon
21 years of experience

Education

 

İnönü Üniversitesi Tıp Fakültesi (ingilizce) 1995- 2002

 

Work Experience

Başbakanlık S.H.Ç.E.K. Genel Müdürlüğü Kurum Hekimliği (2003)

 

Erciyes Üniversitesi Tıp Fakültesi Genel Cerrahi Uzmanlığı 2011

 

Yüzüncü Yıl Üniversitesi Temel ve İleri Düzey Endoskopik Girişimler Eğitimi 2011

 

İstanbul Hastanesi /Van 2011

 

Özel Malatya Hastanesi / Malatya2012

 

Bilgi Tıp Merkezi Keçiören /Ankara 2013

 

Özel Koru Sincan Hastanesi Sincan/Ankara 2013

 

Baş Tibb Mərkəzi /Baku Clinic Azerbaycan/Bakü 2013

 

Yüksek İhtisas Üniversitesi Özel Koru Ankara Hastanesi 2019

 

Özel Ankara Koru Hastanesi /Ankara 2019

Medical Interests

laparoscopic obesity
Laparoscopic abdominal and inguinal hernia repairs (with the latest techniques)

Postpartum laparascopic diastasis recti (the formation of a protrusion in the upper middle abdomen due to the separation of the muscles in the abdominal tissue) and abdominal hernias above the navel and and gobekustunde both diastasis recti repair and abdominal hernia repair from the skin with laparascopic scola method for the first time in Turkey laparascopic stomach hernia and antireflu surgery).  

Laparoscopic gallbladder surgeries, including cleaning the bile duct with trans-cystic choledochal irrigation in patients with bile sludge and stones less than 5mm in the bile duct, performed in the same session

Laparoscopic gallbladder surgeries in pregnant women during the 2nd and 3rd trimesters, i.e., after 12 weeks of pregnancy

Laparoscopic Appendectomy in Pregnancy

Anal disorders, anal fissures, all types of internal and external hemorrhoid surgeries, anal fissure, and anal fistula surgeries

Thyroid surgeries and cancers, parathyroid surgeries and cancers

Breast diseases and breast cancer surgery

Oncological surgery; liver and gallbladder and bile duct surgeries, stomach cancer surgery, colon cancer surgery, and liver resections for metastatic liver tumors

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Isil Yurdaisik
Radiologist
34 years of experience
Turkey, Istanbul
Menfis Health Novimaj

Isil Yurdaisik

Radiologist
34 years of experience
Dr. Isil Yurdaisik is a radiology specialist with notable contributions to research on ionizing radiation exposure in covid-19 patients. She is also known for performing the gastric balloon procedure.Read more
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Songul Serefhanoglu
Hematologist
15 years of experience
4.2
5 reviews
Turkey, Istanbul
ISU Gaziosmanpasa

Songul Serefhanoglu

Hematologist
15 years of experience

Prof. Songul Serefhanoglu is a Hematologist at ISU Medical Park since 2019, and has been the Director and President of Adult Hematology Department of Sisli Memorial Hospital, Istanbul since 2019. He completed his Medical Education from Firat University, Elazig/Turkey (1994-2000), Internal Medicine from Inonu University, Malatya/Turkey (2001-2005), and Hematology from Hacettepe University, Ankara/Turkey (2006-2009). He has been involved in peripheral hematopoietic stem cell transplantation, with an average of 100-120/year.

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Raj Nagarkar
Clinical oncologist
28 years of experience
India, Nashik
HCG Manavata Cancer Centre

Raj Nagarkar

Clinical oncologist
28 years of experience

accreditations:

Royal College of Surgeons, Edinburgh

Dr. Raj is a highly experienced Surgical Oncologist with 19 years of experience and over 50,000 cancer surgeries performed. He is involved in numerous clinical trials and has many international and national publications to his credit. He specializes in Breast and Thoracic Surgical Oncology and serves as a professor for DNB Superspecialty Surgical Oncology and Breast Surgery at the Maharashtra University of Health Sciences. His belief is in "adding life to years" and improving the quality of life, not just adding years to life.

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Doctor's visit price on request
Sarcoma surgery $6000 - $15000
Tongue cancer surgery $5900 - $8000
Chemotherapy for lung cancer $1100 - $1250
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Bernd Hertenstein
Clinical oncologist
4.2
37 reviews
Germany, Bremen
Bremen-Mitte Clinic

Bernd Hertenstein

Clinical oncologist
Dr. Bernd Hertenstein is a highly experienced Clinical Oncologist, specializing in providing chemotherapy, radiotherapy, stem cell transplantation, tumour marker blood tests, and various other treatments for cancer patients. He is also a contributor to numerous publications.Read more
4.2
37 reviews
Doctor's visit price on request
Hyperthermic Intraperitoneal Chemotherapy (HIPEC) $44380.57 - $49663.98
Liver resection $15850.2
Immunotherapy with (Pembolizumab) $6999.45
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Dr Tuncay Tas
Urological surgeon
21 years of experience
Turkey, Istanbul
Safe Urology Clinic

Dr Tuncay Tas

Urological surgeon
21 years of experience

accreditations:

Turkish Association of Urology
European Association of Urology

Field of Speciality: Urology
Date of Birth: 1980
School of Medicine:  Istanbul University School of Medicine
Graduate Medical Education: University of Health Sciences Taksim Training & Research Hospital
Fellowship: Urological Oncology and Laparoscopic Urology Department of Urology SLK Kliniken Heilbronn University of Heidelberg, Germany
Foreign Language: English

 

Having graduated from Istanbul University, Faculty of Medicine in Istanbul, he pursued Urological Surgery residency at University of Health Sciences Taksim Training & Research Hospital, Istanbul from 2005 to 2010. He subsequently completed fellowship training in Urological Oncology and Laparoscopic Urology at Department of Urology, Heilbronn, Heidelberg University, Germany.Dr. Taş is able to provide patients curative surgery that is extremely precise, preserves sexual function, has minimal blood loss, minimal pain and quick recovery.


Firsts of Safe Urology Clinic in Turkey: Penis injections of:
Cellular derived from adipose tissue
mesenchymal Cellular
Male-Shot

After graduating from Istanbul Medical Faculty in 2004, Dr. Tuncay Taş completed his specialization in Urology at Taksim Training and Research Hospital in 2010. After the training he received in 2006 and 2007 at the “Laparoscopy, Robotics and Oncology Center” of Heildelberg University, Heilbronn SLK Hospital, Germany, he continues to serve his patients in Turkey, especially in the field of Laparoscopic/Robotic Surgery. The majority of Tuncay Taş’s urology practice consists of man sexual health, cancer diagnosis and treatments

His sexual health and wellness practice offers cutting-edge technologies and treatment options for men. Dr Tas offers unique training and clinical protocols for practitioners who want to implement   Penile Implants , Penile Enhancement , SafeFill and MaleShot  into their practice. Dr Taş and his team presented the results of combined P.R.P (MALE-P-SHOT) and SVF application to the penis for the first time in Turkey at the scientific congress and shared the clinical results of these applications. It is also one of the first 5 centers in the world to publish the results of P.R.P (P.SHOT) applications. Dr Taş is one of the urology instructors at ISSCA who is fully involved in regenerative medicine.

(Source: At the congress organized by İHA International Cellular Therapies Association, Dr. Tuncay Taş shared his cell research in clinical regenerative medicine and erectile dysfunction. 2019, Sexual Medicine-Original Research2021, Apr;9(2):100313.doi:10.1016/j.esxm.2020.100313. Epub 2021 30 January.)

Recently Dr. Tas has developed a safe and effective treatment to improve penile circumference and has conducted training with a UK-based certification programme. This novel technique has been shown to have impressive and durable cosmetic results.

OTHER AREAS OF FOCUS

Robotic prostatectomy, Radical prostatectomy, HoLEP, Donor nephrectomy, Nephrectomy, Robotic surgery, Laparoscopic surgery, Prostate cancer, Kidney cancer, Bladder cancer, Testicular cancer, Retroperitoneal lymph node dissection for testicular cancer, Erectile dysfunction, Sexual dysfunction, Male in, Varicocelectomy, Male hypogonadism, Penile implant insertion, Urethroplasty, Penile reconstruction, Penile enlargement, Urethral reconstruction, Artificial urinary sphincter implantation, Bladder botox injection, Urodynamic testing, Bladder augmentation, Urinary diversion, Urethral stricture, Ureteral obstruction, HIPEC, Reconstructive surgery, Laparoscopic surgery, Fertility preservation, Minimally invasive surgery, Hypospadias

 

Membership of Scientific Organizations


Turkish Association of Urology
Turkish Medical Association
Association of Endourology
European Association of Urology
International Society for Cells Applications

• Publications
https://scholar.google.com/citations?user=CA59D8UAAAAJ&hl=en

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