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Best Doctors in the World

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.
Nahid Mammadov
15 years of experience
4.6
13 reviews

Nahid Mammadov

15 years of experience
Azerbaijan, Baku
Liv Bona Dea Hospital Baku
Bulent Citgez
15 years of experience
4.4
45 reviews
Turkey, Istanbul
Memorial Ataşehir Hospital

Bulent Citgez

15 years of experience
  • 2021 - 2021, Istanbul/Turkey
    SEYRANTEPE HAMİDİYE ETFAL HOSPITAL
    General Surgery Specialist
  • 2021 - Currently, Istanbul/Turkey
    MEMORIAL HİZMET HOSPITAL
    General Surgery Specialist
  • 2021 - Currently, Istanbul/Turkey
    MEMORIAL ATAŞEHİR HOSPITAL
    General Surgery Specialist
  • 2014 - 2014, Istanbul/Turkey
    BEZMIALEM UNIVERSITY
    General Surgery Specialist
  • 2013 - 2013, /ABD
    ST-MARY HOSPİTAL
    General Surgery Specialist
  • 2009 - 2009, Istanbul/Turkey
    BÜYÜKÇEKMECE PUBLIC HOSPITAL
    General Surgery Specialist
  • 2009 - 2021, Istanbul/Turkey
    SISLI HAMİDİYE ETFAL HOSPITAL
    General Surgery Specialist
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  • 2021 - 2021, Istanbul/Turkey
    SEYRANTEPE HAMİDİYE ETFAL HOSPITAL
    General Surgery Specialist
  • 2021 - Currently, Istanbul/Turkey
    MEMORIAL HİZMET HOSPITAL
    General Surgery Specialist
  • 2021 - Currently, Istanbul/Turkey
    MEMORIAL ATAŞEHİR HOSPITAL
    General Surgery Specialist
  • 2014 - 2014, Istanbul/Turkey
    BEZMIALEM UNIVERSITY
    General Surgery Specialist
  • 2013 - 2013, /ABD
    ST-MARY HOSPİTAL
    General Surgery Specialist
  • 2009 - 2009, Istanbul/Turkey
    BÜYÜKÇEKMECE PUBLIC HOSPITAL
    General Surgery Specialist
  • 2009 - 2021, Istanbul/Turkey
    SISLI HAMİDİYE ETFAL HOSPITAL
    General Surgery Specialist
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Narunas Porvaneckas
46 years of experience
4.6
108 reviews
Lithuania, Vilnius
Kardiolita Hospital

Narunas Porvaneckas

46 years of experience

A 1978 graduate of Kaunas Medical Institute with internships in Austria, Germany, USA, etc. Author of more than 50 scientific publications, and a member of several organizations including the Vice President of Lithuania Orthopaedists-Traumatolologists Society, the European Orthopaedists-Traumatologists Federation and the General Assembly, the Lithuanian Society of Paediatric, and the Board of Experimental and Clinical Medicine Institute, Vilnius University.

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A 1978 graduate of Kaunas Medical Institute with internships in Austria, Germany, USA, etc. Author of more than 50 scientific publications, and a member of several organizations including the Vice President of Lithuania Orthopaedists-Traumatolologists Society, the European Orthopaedists-Traumatologists Federation and the General Assembly, the Lithuanian Society of Paediatric, and the Board of Experimental and Clinical Medicine Institute, Vilnius University.

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Meral Nizam
21 years of experience
Turkey, İzmir
Nifa Dent International

Meral Nizam

21 years of experience

Prosthetic dental treatment specialist Meral Nizam completed her primary, middle, and high school education in Kahramanmaraş. In 1998, she started her education at the Faculty of Dentistry at Ege University and successfully graduated in 2003. In the same year, she graduated and started her doctorate education at the Department of Prosthetic Dental Treatment at the Faculty of Dentistry at Ege University. She completed her education in 2009 with her doctoral thesis titled "Evaluation of the Treatment Effectiveness of Stable Type Occlusal Splints in Classic Temporomandibular Disorders."

Between 2010-2013, she worked as a Prosthetic Dental Treatment (Prosthesis) Specialist at a Dental Health Center affiliated with the Ministry of Health. In 2024, she started working as a prosthesis specialist at Nifa Dent Oral and Dental Health Clinic.

During and after her education, she attended numerous courses, seminars, and congresses. She is interested in all kinds of fixed prostheses, Temporomandibular Joint Disorders, Aesthetic Smile Design, and Implant-Supported Prosthetic Restorations.

She is fluent in English and has an intermediate level of German.

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Prosthetic dental treatment specialist Meral Nizam completed her primary, middle, and high school education in Kahramanmaraş. In 1998, she started her education at the Faculty of Dentistry at Ege University and successfully graduated in 2003. In the same year, she graduated and started her doctorate education at the Department of Prosthetic Dental Treatment at the Faculty of Dentistry at Ege University. She completed her education in 2009 with her doctoral thesis titled "Evaluation of the Treatment Effectiveness of Stable Type Occlusal Splints in Classic Temporomandibular Disorders."

Between 2010-2013, she worked as a Prosthetic Dental Treatment (Prosthesis) Specialist at a Dental Health Center affiliated with the Ministry of Health. In 2024, she started working as a prosthesis specialist at Nifa Dent Oral and Dental Health Clinic.

During and after her education, she attended numerous courses, seminars, and congresses. She is interested in all kinds of fixed prostheses, Temporomandibular Joint Disorders, Aesthetic Smile Design, and Implant-Supported Prosthetic Restorations.

She is fluent in English and has an intermediate level of German.

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Dr Siripong Luxanawong
27 years of experience
5.0
5 reviews
Thailand, Bangkok
ID Clinic Bangkok

Dr Siripong Luxanawong

27 years of experience

Qualification

  • Doctor of Medicine, Faculty of Medicine, Ramathibodi Hospital, Mahidol Universtiy, 1994 

Past Experiences

  • 2011-2017 Plastic Surgery Department, YanheeHospital, Bangkok, Thailand. 
  • 2007-2011 Skin Laser and Cosmetic Center, Vejthani Hospital, Thailand. 
  • 2003-2005 Residency Training for Plastic Surgery, King Chulalong Korn Hospital, Thailand. 
  • 1999-2003 General Surgeon, War VetralHospital, Thailand. 
  • 1996-1999 Residency Training for General Surgery, King Bhumibol Hospital, Royal Thai Air Force, Thailand.

 

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Qualification

  • Doctor of Medicine, Faculty of Medicine, Ramathibodi Hospital, Mahidol Universtiy, 1994 

Past Experiences

  • 2011-2017 Plastic Surgery Department, YanheeHospital, Bangkok, Thailand. 
  • 2007-2011 Skin Laser and Cosmetic Center, Vejthani Hospital, Thailand. 
  • 2003-2005 Residency Training for Plastic Surgery, King Chulalong Korn Hospital, Thailand. 
  • 1999-2003 General Surgeon, War VetralHospital, Thailand. 
  • 1996-1999 Residency Training for General Surgery, King Bhumibol Hospital, Royal Thai Air Force, Thailand.

 

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Ervin Ibrahimov
8 years of experience
4.6
13 reviews
Azerbaijan, Baku
Liv Bona Dea Hospital Baku

Ervin Ibrahimov

8 years of experience
Dr. Ervin Ibrahimov is a specialist in emergency medicine with a focus on conducting examinations and annual follow-ups of patients. He has a significant experience in evaluating check-up results and making appropriate interventions.Read more
Dr. Ervin Ibrahimov is a specialist in emergency medicine with a focus on conducting examinations and annual follow-ups of patients. He has a significant experience in evaluating check-up results and making appropriate interventions.
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Nikolaos Dervenis
10 years of experience
Greece, Thessaloniki
Dr Nikolaos I Dervenis MD, MSc, PhD, FEBO - Consultant Ophthalmic Surgeon

Nikolaos Dervenis

10 years of experience
Dr. Nikolaos Dervenis is a seasoned Ophthalmic Surgeon based in Thessaloniki and Larissa, Greece. He specializes in various ophthalmological treatments such as cataract surgery with IOL replacement, Laser eye surgery, LASIK eye surgery, and Vitrectomy. He brings over 15 years of experience in cataract surgery, having served as a Consultant in the UK's National Health System (NHS). An active contributor to ophthalmology research, Dr. Dervenis has over 55 articles published in international and national peer-reviewed journals.Read more
Dr. Nikolaos Dervenis is a seasoned Ophthalmic Surgeon based in Thessaloniki and Larissa, Greece. He specializes in various ophthalmological treatments such as cataract surgery with IOL replacement, Laser eye surgery, LASIK eye surgery, and Vitrectomy. He brings over 15 years of experience in cataract surgery, having served as a Consultant in the UK's National Health System (NHS). An active contributor to ophthalmology research, Dr. Dervenis has over 55 articles published in international and national peer-reviewed journals.
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Ahmet Gocmen
31 years of experience
4.3
87 reviews
Turkey, Istanbul
Medicana Atasehir Hospital

Ahmet Gocmen

31 years of experience

Doctor has an extensive background in Gynecology and Obstetrics, with graduate education from Gazi University School of Medicine (1982-1988) and postgraduate education from Dicle University School of Medicine (1989-1993). Doctor has experience with Şişli Memorial Hospital Gynecology and Obstetrics Department (2017-2021), Emsey Hospital Obstetrics and Gynecology Department (2016-2017), Medeniyet University Head of Obstetrics and Gynecology Department (2012-2016), and several other positions. Doctor is certified in IVF and has training in robotic surgery, laparoscopic surgery, and gynecological oncology.

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Doctor has an extensive background in Gynecology and Obstetrics, with graduate education from Gazi University School of Medicine (1982-1988) and postgraduate education from Dicle University School of Medicine (1989-1993). Doctor has experience with Şişli Memorial Hospital Gynecology and Obstetrics Department (2017-2021), Emsey Hospital Obstetrics and Gynecology Department (2016-2017), Medeniyet University Head of Obstetrics and Gynecology Department (2012-2016), and several other positions. Doctor is certified in IVF and has training in robotic surgery, laparoscopic surgery, and gynecological oncology.

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Halil Alis
32 years of experience
4.7
36 reviews
Turkey, Istanbul
Valued Med Hub Hospitals

Halil Alis

32 years of experience
Dr. Halil Alis is a highly experienced general and laparoscopic surgeon specializing in colorectal surgery, obesity, and metabolic management. He has over 18 years of experience, treating a wide range of conditions related to the gastrointestinal tract. He has expertise in performing operations such as liver resection, appendectomy, gastric bypass, and many others. Dr. Alis is also a member of numerous international and local medical associations.Read more
Dr. Halil Alis is a highly experienced general and laparoscopic surgeon specializing in colorectal surgery, obesity, and metabolic management. He has over 18 years of experience, treating a wide range of conditions related to the gastrointestinal tract. He has expertise in performing operations such as liver resection, appendectomy, gastric bypass, and many others. Dr. Alis is also a member of numerous international and local medical associations.
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Yildiray Yuzer
40 years of experience
5.0
28 reviews
Turkey, Istanbul
Istanbul Florence Nightingale Hospital

Yildiray Yuzer

40 years of experience
Prof. Dr. Yıldıray Yüzer is a renowned General Surgeon with a specialization in Oncology and General Surgery, particularly interested in liver and bile duct surgery. With 38 years of experience, he has treated numerous patients and performed over 4500 liver transplants, primarily from healthy living donors.Read more
Prof. Dr. Yıldıray Yüzer is a renowned General Surgeon with a specialization in Oncology and General Surgery, particularly interested in liver and bile duct surgery. With 38 years of experience, he has treated numerous patients and performed over 4500 liver transplants, primarily from healthy living donors.
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Dogukan Sokmen
16 years of experience
Turkey, Istanbul
Andro Expertise Men's Health and Aesthetics

Dogukan Sokmen

16 years of experience

PhD. Sökmen graduated from Eskişehir Kılıçoğlu High

School in 2002 and studied at Istanbul Cerrahpaşa

University Medical School in the same year,

graduating in 2008.

Later, he specialized in urology at Bakırköy Urology

Clinic of Dr. Sadi Konuk Training and Research

Hospital was the only clinic in Turkey with European

Accreditation (FEBU) accreditation at the time and

was appointed as Urology Specialist in 2014.

Since becoming a specialist, he has actively

participated in trainings and conferences in the fields

of urological oncology, robotic surgery, renal

transplantation and andrology, and has participated in

numerous surgeries with leading professors from

around the world.

In recent years, he has become particularly interested

in “men’s sexual health and sexual aesthetics” and has

been performing surgeries in this area since 2017.He

continues to perform surgeries and research, including

penile enlargement and regenerative treatments for

erectile dysfunction, penile implant implantation,

chronic prostatitis, sexually transmitted diseases, and

chronic pelvic pain syndrome.

PhD. Sökmen has been a member of the European

Association of Urology since 2009. He has also

organized and served as an instructor for many

accredited training courses for the organization.

2021 Ph.D. Sökmen introduces unique andrology

trends in the field of urology with its portfolio of

treatments, patented devices and regenerative

therapies.He is currently conducting scientific research

and patient examinations at the Andro Expertise

Center for Men’s Health and Aesthetics, which was

opened in 2022 with his colleague Dr. Zulfu Sertkaya

with the same vision. He treats patients in his own

clinic and performs surgeries in affiliated hospitals.

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PhD. Sökmen graduated from Eskişehir Kılıçoğlu High

School in 2002 and studied at Istanbul Cerrahpaşa

University Medical School in the same year,

graduating in 2008.

Later, he specialized in urology at Bakırköy Urology

Clinic of Dr. Sadi Konuk Training and Research

Hospital was the only clinic in Turkey with European

Accreditation (FEBU) accreditation at the time and

was appointed as Urology Specialist in 2014.

Since becoming a specialist, he has actively

participated in trainings and conferences in the fields

of urological oncology, robotic surgery, renal

transplantation and andrology, and has participated in

numerous surgeries with leading professors from

around the world.

In recent years, he has become particularly interested

in “men’s sexual health and sexual aesthetics” and has

been performing surgeries in this area since 2017.He

continues to perform surgeries and research, including

penile enlargement and regenerative treatments for

erectile dysfunction, penile implant implantation,

chronic prostatitis, sexually transmitted diseases, and

chronic pelvic pain syndrome.

PhD. Sökmen has been a member of the European

Association of Urology since 2009. He has also

organized and served as an instructor for many

accredited training courses for the organization.

2021 Ph.D. Sökmen introduces unique andrology

trends in the field of urology with its portfolio of

treatments, patented devices and regenerative

therapies.He is currently conducting scientific research

and patient examinations at the Andro Expertise

Center for Men’s Health and Aesthetics, which was

opened in 2022 with his colleague Dr. Zulfu Sertkaya

with the same vision. He treats patients in his own

clinic and performs surgeries in affiliated hospitals.

Read more
Ram Ron
22 years of experience
4.4
138 reviews
Israel, Tel Aviv
Sourasky Medical Center (Ichilov)

Ram Ron

22 years of experience

Dr. K.K. Iswaran is a highly experienced Obstetrician and Gynaecologist with 25+ years of experience in Obstetrics & Gynaecology Reproduction Medicine, IUI - Intrauterine Insemination, Ovulation Induction Procedure, Ovarian Drilling (Multiperforation), Urethral Valves, and more. He holds a Fellowship, Diploma, and MBBS from the Ronald O Perelman and Claudia Cohen Centre, Ireland, and the University of Mysore, India respectively.

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Dr. K.K. Iswaran is a highly experienced Obstetrician and Gynaecologist with 25+ years of experience in Obstetrics & Gynaecology Reproduction Medicine, IUI - Intrauterine Insemination, Ovulation Induction Procedure, Ovarian Drilling (Multiperforation), Urethral Valves, and more. He holds a Fellowship, Diploma, and MBBS from the Ronald O Perelman and Claudia Cohen Centre, Ireland, and the University of Mysore, India respectively.

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Audrius Aidietis
45 years of experience
4.6
108 reviews
Lithuania, Vilnius
Kardiolita Hospital

Audrius Aidietis

45 years of experience
Prof. habil. dr. Audrius Aidietis is a renowned cardiologist specializing in electrophysiology and cardiovascular surgery. Known for introducing modern treatments for cardiac arrhythmias and minimally invasive surgeries in Lithuania, he has also pioneered various first-time procedures in the country. He has received several prestigious awards for his contributions to medicine, is a member of multiple cardiology societies, and has over 150 national and international publications.Read more
Prof. habil. dr. Audrius Aidietis is a renowned cardiologist specializing in electrophysiology and cardiovascular surgery. Known for introducing modern treatments for cardiac arrhythmias and minimally invasive surgeries in Lithuania, he has also pioneered various first-time procedures in the country. He has received several prestigious awards for his contributions to medicine, is a member of multiple cardiology societies, and has over 150 national and international publications.
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Ron Ram
22 years of experience
4.4
138 reviews
Israel, Tel Aviv
Sourasky Medical Center (Ichilov)

Ron Ram

22 years of experience
Dr. Ron Ram is a distinguished physician specializing in Internal Medicine, Hematology, and Medical Oncology. His expertise includes performing numerous stem cell transplants. He is also a significant contributor to medical literature with over 30 articles published in scientific journals and a chapter in a medical textbook.Read more
Dr. Ron Ram is a distinguished physician specializing in Internal Medicine, Hematology, and Medical Oncology. His expertise includes performing numerous stem cell transplants. He is also a significant contributor to medical literature with over 30 articles published in scientific journals and a chapter in a medical textbook.
Read more
Sidrit Peza
20 years of experience

Sidrit Peza

20 years of experience
Albania, Tirana
Dental Med Travel Albania
Guy Lahat
25 years of experience
4.4
138 reviews
Israel, Tel Aviv
Sourasky Medical Center (Ichilov)

Guy Lahat

25 years of experience
Dr. Guy Lahat MD is a distinguished surgical oncologist with over 21 years of experience. He is affiliated with several professional societies and has been awarded the Connie & Jim Walter Fellowship in Sarcoma Research. His research is primarily focused on the molecular basis of soft tissue sarcoma (STS) tumors and gastrointestinal malignancies, specifically the interactions between the tumor and its microenvironment in cancer progression and metastasis.Read more
Dr. Guy Lahat MD is a distinguished surgical oncologist with over 21 years of experience. He is affiliated with several professional societies and has been awarded the Connie & Jim Walter Fellowship in Sarcoma Research. His research is primarily focused on the molecular basis of soft tissue sarcoma (STS) tumors and gastrointestinal malignancies, specifically the interactions between the tumor and its microenvironment in cancer progression and metastasis.
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Mahmut Boran
11 years of experience
Turkey, İzmir
DentaPoint Dental Clinics

Mahmut Boran

11 years of experience
Dr. Mahmut Boran is a highly experienced dentist with specializations in pedodontics, endodontics, and aesthetic dentistry. Over his 10-year career, he has performed over 15,000 treatments including dental implants, veneers, teeth whitening, and more complex procedures such as All-on-4/6 Dental Implants and dental implant with crown.Read more
Dr. Mahmut Boran is a highly experienced dentist with specializations in pedodontics, endodontics, and aesthetic dentistry. Over his 10-year career, he has performed over 15,000 treatments including dental implants, veneers, teeth whitening, and more complex procedures such as All-on-4/6 Dental Implants and dental implant with crown.
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Emre Unlu
7 years of experience
4.4
32 reviews
Turkey, Istanbul
Dental Bosphorus

Emre Unlu

7 years of experience

SUMMARY 

Dentist Oral & Maxillofacial Surgery PhD 

EDUCATION INFORMATION 

2012 – 2017 License Near East University Faculty of Dentistry 

2017 - 2022 Doctorate Kent University Oral & Maxillofacial Surgery 

PROFESSIONAL EXPERIENCE 

Oct 2017-2019 Mosdent Dental Hospital Surgeon/ Oral Surgeon 

May 2019-2021 Duygu Dental Policlinic Surgeon - Oral Surgeon

Jun 2019-2022 Tülmen Dental Clinic Surgeon - Oral Surgeon 

Jun 2022-2023 Dayıoğlu Dental Clinic Surgeon - Oral Surgeon 

Jun 2022-2023 Masterdent Dental Clinic Surgeon - Oral Surgeon 

2023-Currently Dental Bosphorus Clinic Istanbul Surgeon - Oral Surgeon 

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SUMMARY 

Dentist Oral & Maxillofacial Surgery PhD 

EDUCATION INFORMATION 

2012 – 2017 License Near East University Faculty of Dentistry 

2017 - 2022 Doctorate Kent University Oral & Maxillofacial Surgery 

PROFESSIONAL EXPERIENCE 

Oct 2017-2019 Mosdent Dental Hospital Surgeon/ Oral Surgeon 

May 2019-2021 Duygu Dental Policlinic Surgeon - Oral Surgeon

Jun 2019-2022 Tülmen Dental Clinic Surgeon - Oral Surgeon 

Jun 2022-2023 Dayıoğlu Dental Clinic Surgeon - Oral Surgeon 

Jun 2022-2023 Masterdent Dental Clinic Surgeon - Oral Surgeon 

2023-Currently Dental Bosphorus Clinic Istanbul Surgeon - Oral Surgeon 

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Anar Mahmudov
16 years of experience
4.6
13 reviews
Azerbaijan, Baku
Liv Bona Dea Hospital Baku

Anar Mahmudov

16 years of experience
Dr. Anar Mahmudov is a specialist in dermatology with a particular interest in diagnosis and treatment of dermatological diseases, aesthetic dermatology, and hair transplantation. He provides various operations including female hair transplant, unshaven hair transplant, PRP hair loss treatment, organic hair transplantation, FUE hair transplant, hair mesotherapy, DHI hair transplantation, and FUT hair transplant.Read more
Dr. Anar Mahmudov is a specialist in dermatology with a particular interest in diagnosis and treatment of dermatological diseases, aesthetic dermatology, and hair transplantation. He provides various operations including female hair transplant, unshaven hair transplant, PRP hair loss treatment, organic hair transplantation, FUE hair transplant, hair mesotherapy, DHI hair transplantation, and FUT hair transplant.
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Oscar Aballay
40 years of experience
4.4
138 reviews
Israel, Tel Aviv
Sourasky Medical Center (Ichilov)

Oscar Aballay

40 years of experience

Dr. Oscar Aballay is a board-certified physician with over 20 years of experience specializing in Internal Medicine, Cardiology, Pulmonology, and Critical Care Medicine. He is fluent in Spanish and English and provides comprehensive care for a wide range of illnesses and conditions.

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Dr. Oscar Aballay is a board-certified physician with over 20 years of experience specializing in Internal Medicine, Cardiology, Pulmonology, and Critical Care Medicine. He is fluent in Spanish and English and provides comprehensive care for a wide range of illnesses and conditions.

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