Education
Experience
Professional Memberships
TTB-Istanbul Medical Chamber
Turkish Surgery Association
Turkish Colon and Rectum Surgery Association
Turkish Hepato-Pancreato-Biliary Surgery Association
Procedures Performed
Education
Experience
Professional Memberships
TTB-Istanbul Medical Chamber
Turkish Surgery Association
Turkish Colon and Rectum Surgery Association
Turkish Hepato-Pancreato-Biliary Surgery Association
Procedures Performed
| Doctor's visit | price on request |
| Stomach resection | $315.11 - $525.18 |
Postgraduate: General Surgery Department, Marmara University – İstanbul Specialization Training, 2002-2007
University: Marmara University Faculty of Medicine – İstanbul, 1995-2002
Experience
Editorial Board Membership
Association Memberships
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Postgraduate: General Surgery Department, Marmara University – İstanbul Specialization Training, 2002-2007
University: Marmara University Faculty of Medicine – İstanbul, 1995-2002
Experience
Editorial Board Membership
Association Memberships
| Doctor's visit | price on request |
| Stomach resection | $315.11 - $525.18 |
Procedures Performed
Diseases Treated
Procedures Performed
Diseases Treated
| Doctor's visit | price on request |
| Stomach resection | $315.11 - $525.18 |
Assoc. Prof. Dr. Güner ÇAKMAK is a highly skilled and experienced specialist in General Surgery, currently practicing at Lokman Hekim University İstanbul Hospital. With a medical degree earned from Haydarpaşa Numune Hospital in 1997, he has built an extensive career, focusing on various advanced surgical techniques. His areas of expertise include laparoscopic surgery, bariatric and metabolic surgery, hepatopancreatobiliary surgery, and various types of laparoscopic gastrointestinal surgeries, including those for hernias, reflux, and esophageal issues. He is also highly experienced in hemorrhoid surgery and surgeries for anal fistulas and fissures.
Throughout his career, Dr. Çakmak has made significant contributions to medical literature, having published over 43 articles in international peer-reviewed journals and 16 in national journals. He is also the author of 20 technical notes, case reports, and research articles. His commitment to advancing medical knowledge is reflected in the numerous awards he has received, with a total of 9 prizes recognizing his exceptional work in surgery. Fluent in Turkish, English, and German, Dr. Çakmak offers comprehensive care to his patients, employing the latest minimally invasive techniques to ensure the best outcomes.
At Lokman Hekim University İstanbul Hospital, he continues to provide expert care, focusing on complex surgeries, with an emphasis on laparoscopic and metabolic procedures. His work is marked by a dedication to patient well-being and continuous professional development, making him a trusted choice for individuals seeking high-quality surgical care in Turkey.
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Assoc. Prof. Dr. Güner ÇAKMAK is a highly skilled and experienced specialist in General Surgery, currently practicing at Lokman Hekim University İstanbul Hospital. With a medical degree earned from Haydarpaşa Numune Hospital in 1997, he has built an extensive career, focusing on various advanced surgical techniques. His areas of expertise include laparoscopic surgery, bariatric and metabolic surgery, hepatopancreatobiliary surgery, and various types of laparoscopic gastrointestinal surgeries, including those for hernias, reflux, and esophageal issues. He is also highly experienced in hemorrhoid surgery and surgeries for anal fistulas and fissures.
Throughout his career, Dr. Çakmak has made significant contributions to medical literature, having published over 43 articles in international peer-reviewed journals and 16 in national journals. He is also the author of 20 technical notes, case reports, and research articles. His commitment to advancing medical knowledge is reflected in the numerous awards he has received, with a total of 9 prizes recognizing his exceptional work in surgery. Fluent in Turkish, English, and German, Dr. Çakmak offers comprehensive care to his patients, employing the latest minimally invasive techniques to ensure the best outcomes.
At Lokman Hekim University İstanbul Hospital, he continues to provide expert care, focusing on complex surgeries, with an emphasis on laparoscopic and metabolic procedures. His work is marked by a dedication to patient well-being and continuous professional development, making him a trusted choice for individuals seeking high-quality surgical care in Turkey.
| Doctor's visit | price on request |
| Gastric balloon | $1422 - $2188 |
| Gastric sleeve surgery (Sleeve gastrectomy) | $4500 |
| Stomach resection | $2735 |
Dr. Mehdi is a highly experienced bariatric surgeon, renowned for his expertise in weight loss surgeries and his dedication to improving the health and well-being of his patients. With years of specialized training and extensive practice, he has successfully performed numerous life-changing procedures, helping individuals achieve significant and sustainable weight loss. Dr. Mehdi combines advanced surgical techniques with a patient-centered approach, ensuring that every procedure is carefully tailored to meet the unique needs and health goals of each individual. His expertise includes a range of bariatric procedures, such as gastric bypass, sleeve gastrectomy, and revisional surgeries, all designed to provide effective and lasting results. Known for his compassionate care, Dr. Mehdi works closely with patients throughout their journey, offering guidance, support, and education to help them embrace a healthier lifestyle. His exceptional outcomes and commitment to excellence have earned him a reputation as a trusted leader in bariatric surgery, attracting patients seeking transformative solutions to obesity and related health challenges.
Read moreDr. Mehdi is a highly experienced bariatric surgeon, renowned for his expertise in weight loss surgeries and his dedication to improving the health and well-being of his patients. With years of specialized training and extensive practice, he has successfully performed numerous life-changing procedures, helping individuals achieve significant and sustainable weight loss. Dr. Mehdi combines advanced surgical techniques with a patient-centered approach, ensuring that every procedure is carefully tailored to meet the unique needs and health goals of each individual. His expertise includes a range of bariatric procedures, such as gastric bypass, sleeve gastrectomy, and revisional surgeries, all designed to provide effective and lasting results. Known for his compassionate care, Dr. Mehdi works closely with patients throughout their journey, offering guidance, support, and education to help them embrace a healthier lifestyle. His exceptional outcomes and commitment to excellence have earned him a reputation as a trusted leader in bariatric surgery, attracting patients seeking transformative solutions to obesity and related health challenges.
Dr. Mahmut Muhsin YILMAZ was born in Adana. He graduated from TOBB Osmaniye Science High School in 2007 as the top student of his class. During high school, he won numerous awards in regional and national knowledge competitions. In the 2007 Student Selection and Placement Examination (SSPE), he ranked first in Turkey in the fields of Mathematics, Verbal, and Equal Weight. From 2007 to 2014, he studied medicine at Hacettepe University Faculty of Medicine (in English).
In 2015, he ranked 6th in Turkey in the Clinical and Basic Success Rankings of the Medical Specialty Exam. From 2015 to 2020, he successfully completed his specialization training at Hacettepe University Plastic Reconstructive and Aesthetic Surgery Clinic.
He conducted his specialization thesis on 'Nerve Regeneration,' which was supported under the TUBITAK 1001 program. His specialization thesis won an award at the 2021 National Plastic Surgery Congress. He obtained his Board Certification in 2019. From 2020 to 2022, he served as a specialist doctor at Bursa City Hospital.
He has published studies in national and international journals. He is a member of various national and international associations including the Turkish Society of Plastic Reconstructive and Aesthetic Surgery, the Aesthetic Plastic Surgery Association, the Cleft Lip and Palate Association, and The International Society of Plastic Surgery.
Read moreDr. Mahmut Muhsin YILMAZ was born in Adana. He graduated from TOBB Osmaniye Science High School in 2007 as the top student of his class. During high school, he won numerous awards in regional and national knowledge competitions. In the 2007 Student Selection and Placement Examination (SSPE), he ranked first in Turkey in the fields of Mathematics, Verbal, and Equal Weight. From 2007 to 2014, he studied medicine at Hacettepe University Faculty of Medicine (in English).
In 2015, he ranked 6th in Turkey in the Clinical and Basic Success Rankings of the Medical Specialty Exam. From 2015 to 2020, he successfully completed his specialization training at Hacettepe University Plastic Reconstructive and Aesthetic Surgery Clinic.
He conducted his specialization thesis on 'Nerve Regeneration,' which was supported under the TUBITAK 1001 program. His specialization thesis won an award at the 2021 National Plastic Surgery Congress. He obtained his Board Certification in 2019. From 2020 to 2022, he served as a specialist doctor at Bursa City Hospital.
He has published studies in national and international journals. He is a member of various national and international associations including the Turkish Society of Plastic Reconstructive and Aesthetic Surgery, the Aesthetic Plastic Surgery Association, the Cleft Lip and Palate Association, and The International Society of Plastic Surgery.
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Areas of Interest:
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Work Experience:
Professional Trainings:
Dr. Osman Aktas has been serving as a general surgeon at Ataşehir Avicenna Hospital since 2005. Born in Kayseri in 1960, he graduated with his medical degree from Ankara University in 1983. Following his graduation, he fulfilled his military service in medical units for two years. He completed his general surgery residency at GATA from 1986 to 1990. After specializing in general surgery, He held key positions as head of general surgery departments and chief physician in several prominent military hospitals, including Tatvan, Diyarbakır, Ankara, and Manisa.
Dr. Osman has had a special focus on endoscopic surgery since 1995. He received advanced training in laparoscopic surgery techniques in Germany and has successfully performed a wide range of laparoscopic procedures. His expertise extends to gallbladder surgery, abdominal wall and inguinal hernia repairs, appendicitis, reflux and stomach surgeries, as well as complex cases such as gastrointestinal tumors, intestinal obstructions, and various other intestinal diseases, all managed through minimally invasive methods.
In 2002, Dr. Osman transitioned to the private sector, where he broadened his practice to include modern treatments for anal diseases like hemorrhoids, fistulas, and fissures, utilizing advanced techniques such as laser therapy.
Dr. Osman is also recognized for his significant contributions to oncological surgery. He has a wealth of experience in the surgical treatment of various cancers, including breast and thyroid cancer, where he has implemented new treatment methods that reduce the risk of complications. His surgical expertise spans critical cancer surgeries, such as the Whipple procedure for pancreatic cancer, colorectal cancer resections, gastric cancer, and other complex malignancies. Additionally, his skills in metabolic surgery have led to lasting outcomes for patients suffering from obesity and diabetes, ensuring a better quality of life through sustained weight loss and reduced risk of diabetes.
With his vast experience and advanced skills in both laparoscopic and cancer surgeries, Dr. Osman remains at the forefront of surgical excellence, offering innovative and comprehensive care to all his patients.
Read moreDr. Osman Aktas has been serving as a general surgeon at Ataşehir Avicenna Hospital since 2005. Born in Kayseri in 1960, he graduated with his medical degree from Ankara University in 1983. Following his graduation, he fulfilled his military service in medical units for two years. He completed his general surgery residency at GATA from 1986 to 1990. After specializing in general surgery, He held key positions as head of general surgery departments and chief physician in several prominent military hospitals, including Tatvan, Diyarbakır, Ankara, and Manisa.
Dr. Osman has had a special focus on endoscopic surgery since 1995. He received advanced training in laparoscopic surgery techniques in Germany and has successfully performed a wide range of laparoscopic procedures. His expertise extends to gallbladder surgery, abdominal wall and inguinal hernia repairs, appendicitis, reflux and stomach surgeries, as well as complex cases such as gastrointestinal tumors, intestinal obstructions, and various other intestinal diseases, all managed through minimally invasive methods.
In 2002, Dr. Osman transitioned to the private sector, where he broadened his practice to include modern treatments for anal diseases like hemorrhoids, fistulas, and fissures, utilizing advanced techniques such as laser therapy.
Dr. Osman is also recognized for his significant contributions to oncological surgery. He has a wealth of experience in the surgical treatment of various cancers, including breast and thyroid cancer, where he has implemented new treatment methods that reduce the risk of complications. His surgical expertise spans critical cancer surgeries, such as the Whipple procedure for pancreatic cancer, colorectal cancer resections, gastric cancer, and other complex malignancies. Additionally, his skills in metabolic surgery have led to lasting outcomes for patients suffering from obesity and diabetes, ensuring a better quality of life through sustained weight loss and reduced risk of diabetes.
With his vast experience and advanced skills in both laparoscopic and cancer surgeries, Dr. Osman remains at the forefront of surgical excellence, offering innovative and comprehensive care to all his patients.