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Obesity Doctors Worldwide

Content meets the Bookimed Editorial Policy and is medically reviewed by

Fahad Mawlood

Farid Rafiyev

  • 4.6 Excellent • 21 reviews
  • 19 years of experience
  • Azerbaijan, Baku, Liv Bona Dea Hospital Baku
  • Dr. Farid Rafiyev holds the International Mini Gastric Bypass Surgeon of Excellence Bronze Certification, a prestigious recognition in bariatric surgery. He works at Liv Bona Dea Hospital Baku.

    • Published 21 articles and developed 3 effective proposals
    • Full member of IFSO, IBC, ASMBS, and ELSA
    • PhD in medical sciences with focus on laparoscopic complications
    • Trained in Berlin, France, and Strasbourg for advanced techniques
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Price on request
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Jaroslav Tvaruzek

  • 4.6 Excellent • 62 reviews
  • 36 years of experience
  • Czech Republic, Velke Mezirici, Robotic Surgery Center in St. Zdislava Hospital
  • 4,000+ robotic surgeries – Dr. Tvaruzek leads the Robotic Surgery Center at St. Zdislava Hospital and is certified by Intuitive Surgical.

    • Specializes in bariatric robotic surgeries for obesity
    • Certified expert in da Vinci robotic systems since 2009
    • Leads the highest-volume robotic surgery team in Czech Republic
    • Member of Association of Bariatric Surgery
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Gastric sleeve surgery (Sleeve gastrectomy)
$6,730 - $6,730
Da Vinci Gastric Sleeve Surgery
$8,600 - $8,750
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Onder Surgit

  • 5 Excellent • 1 review
  • 31 years of experience
  • Turkey, Tekirdag, Optimed International Hospital
  • Dr. Onder Surgit is a professor of general surgery at Optimed International Hospital. He is a surgical instructor at the Advanced Medical Technologies Training Center (ITEM). Dr. Surgit treats cancer, obesity, and complex gastrointestinal conditions. He applies laparoscopic techniques for weight loss and tumor removal.

    • Specializes in bariatric surgery including gastric sleeve, bypass, and balloon procedures.
    • Performs oncological surgeries for breast, lung, stomach, and colon cancer.
    • Served as a faculty member at Turgut Ozal and Atilim Universities.
    • Works at AACI-accredited Optimed International Hospital in Tekirdag, Turkey.
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Doctor's visit
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Soykan Barlas

  • 5 Excellent • 1 review
  • 24 years of experience
  • Turkey, Istanbul, VM Medical Park Florya Hospital
  • Associate Professor Dr. Soykan Barlas is a general and transplant surgeon at Medical Park Göztepe Hospital. He specializes in kidney transplants and bariatric procedures like gastric sleeve surgery. Dr. Barlas completed laparoscopic training in Scotland. He holds a Certificate of Appreciation from the Turkish Ministry of Health.

    • Serves as an academic lecturer at Demiroğlu Science University.
    • Published over 20 articles in international medical journals.
    • Authored book chapters on kidney and pancreas transplantation.
    • Works at VM Medical Park, a JCI-accredited facility in Istanbul.
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Gastric bypass
$1,400 - $1,500
Endoscopic sleeve gastroplasty (ESG)
$11,500 - $11,500
Gastric sleeve surgery (Sleeve gastrectomy)
$2,740 - $3,280
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Mete Akin

  • 4.6 Excellent • 7 reviews
  • 25 years of experience
  • Turkey, Antalya, Medical Park Antalya Hospital Complex
  • Associate Professor at Akdeniz University with a focus on gastroenterology, offering specialized care for obesity at Medical Park Antalya.

    • 25 years in internal medicine and gastroenterology
    • Subspecialty in gastroenterology from Süleyman Demirel University
    • Academic roles include Assistant and Associate Professor positions
    • Professional experience in both university and state hospitals
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Gastric bypass
$3,800 - $3,800
Gastric sleeve surgery (Sleeve gastrectomy)
$3,000 - $3,000
Gastric balloon
$1,550 - $2,050
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Levent Kaptanoglu

  • 3 Good • 2 reviews
  • 34 years of experience
  • Turkey, Istanbul, VM Medical Park Pendik Hospital
  • Prof. Kaptanoglu brings over 34 years of surgical expertise, including specialized training at Northwestern University’s Transplantation Center.

    • Specializes in advanced bariatric techniques for obesity management
    • Trained in transplantation and hepatobiliary surgery – rare dual expertise
    • Member of the American Society for Transplantation
    • Former Associate Professor at prestigious Kartal Training and Research Hospital
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Gastric sleeve surgery (Sleeve gastrectomy)
$3,250 - $3,250
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Noppachai Siranart

  • 5 Excellent • 0 reviews
  • 5 years of experience
  • 200+ treatments performed
  • Thailand, Bangkok, YOUNIFY Clinic
  • Noppachai Siranart is the founder of YOUNIFY Clinic and a gastroenterologist specializing in advanced endoscopy, obesity, and metabolic disease. He focuses on personalized, preventive, minimally invasive care—especially for patients using GLP-1 medications who need safe upper endoscopy planning. His research contributions include a 164-patient comparison of endoscopic sleeve-in-sleeve repair vs surgical revision after sleeve gastrectomy.
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Gastric sleeve surgery (Sleeve gastrectomy)
$7,416.11 - $11,865.78
Endoscopic sleeve gastroplasty (ESG)
$16,315.44 - $20,765.11
Gastric balloon
$2,966.44 - $7,416.11
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Riccardo Rosati

  • 4.6 Excellent • 71 reviews
  • 41 years of experience
  • accreditations:
  • Italy, Milan, San Raffaele
  • Head of Gastrointestinal Surgery at San Raffaele – leads one of Italy's most recognized high-volume centers for esophageal surgery.

    • Over 2,000 surgical cases treated annually in his department
    • Specializes in minimally invasive surgery for foregut and large bowel diseases
    • Board-certified in both general and thoracic surgery
    • Author of 300+ scientific publications
    • Member of 10+ prestigious surgical societies including The American College of Surgeons
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Gastric bypass
$9,000 - $14,000
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Hanifi Onalan

  • 5 Excellent • 3 reviews
  • 27 years of experience
  • Turkey, Istanbul, Atlas University Hospital
  • Specializes in obesity treatment with surgical and non-surgical options like gastric balloons and botox at Atlas University Hospital.

    • Over 27 years of experience in general surgery
    • Expert in laparoscopic hernia surgery
    • Trained at Istanbul University – one of Turkey's top medical schools
    • Performs endoscopic interventions for diagnosis and treatment
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Gastric sleeve surgery (Sleeve gastrectomy)
$3,200 - $4,000
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Aziz Kemal Emek

  • 4.6 Excellent • 7 reviews
  • 36 years of experience
  • Turkey, Antalya, Medical Park Antalya Hospital Complex
  • Prof. Emek specializes in obesity treatments at Medical Park Antalya, with extensive training and academic roles in general surgery.

    • Associate professorship and full professorship at Akdeniz University
    • Member of the National Surgical Association and Turkish Medical Association
    • Specialized training from Ankara University Faculty of Medicine
    • Active in the Mediterranean Health Foundation
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Gastric bypass
$3,800 - $3,800
Gastric sleeve surgery (Sleeve gastrectomy)
$3,000 - $3,000
Gastric balloon
$1,550 - $2,050
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Joaquin Ayala Del Muro

  • 4.2 Good • 45 reviews
  • 33 years of experience
  • Mexico, Mexicali, Hospital de la Familia
  • Dr. Joaquin Ayala Del Muro is a board-certified plastic surgeon at Hospital de la Familia. He is best known for complex facial rejuvenation and body contouring procedures. Dr. Ayala Del Muro completed a fellowship in Brazil under the late Ivo Pitanguy. He maintains a medical record with zero lawsuits or patient deaths.

    • Specializes in deep plane facelifts, mommy makeovers, and post-bariatric surgery.
    • Performs Vaser liposuction, breast augmentation, and eyelid surgery.
    • Treats patients at a facility accredited by the General Health Council of Mexico.
    • Works at a clinic featured in CNN and The New York Times.
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Surgeon's portfolio

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Gastric balloon
$2,750 - $2,750
Gastric sleeve surgery (Sleeve gastrectomy)
$4,950 - $5,750
Endoscopic sleeve gastroplasty (ESG)
$8,400 - $8,400
Info

Dr Huseyin Sinan

  • 4.8 Excellent • 296 reviews
  • 17 years of experience
  • Turkey, Istanbul, Lokman Hekim Istanbul Hospital
  • Dr. Huseyin Sinan is a board-certified general surgeon at JCI-accredited Lokman Hekim Istanbul Hospital. He specializes in metabolic and morbid obesity surgery. He completed a fellowship in laparoscopic surgery at the University of Washington. Dr. Sinan has held leadership roles in both military and civilian health sectors.

    • Member of the International Federation for the Surgery of Obesity and Metabolic Disorders.
    • Performs specialized transit bipartition and ileal interposition procedures.
    • Treats morbid obesity, metabolic disorders, and type 2 diabetes.
    • Former Chief Physician of Van Military Hospital and SAM Samsun Military Hospital.
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Surgeon's portfolio

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Gastric balloon
$1,400 - $2,000
Gastric bypass
$4,410 - $4,410
Gastric sleeve surgery (Sleeve gastrectomy)
$2,570 - $2,800
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Ugur Korkmaz

  • 4.8 Excellent • 296 reviews
  • 24 years of experience
  • Turkey, Istanbul, Lokman Hekim Istanbul Hospital
  • Dr. Ugur Korkmaz is an Associate Professor of Gastroenterology at Lokman Hekim Istanbul Hospital. He specializes in esophageal diseases, chronic liver conditions, and pancreatic disorders. Dr. Korkmaz completed his medical training at Abant Izzet Baysal University. He later finished his gastroenterology specialization at Kocaeli University.

    • Performs complex ERCP and endoscopic mucosal resection procedures.
    • Treats inflammatory bowel diseases such as colitis and Crohn's.
    • Provides weight loss solutions through gastric Botox injections.
    • Practices at a JCI-accredited facility treating over 10,000 patients annually.
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Gastric balloon
$1,400 - $2,000
Gastric bypass
$4,410 - $4,410
Gastric sleeve surgery (Sleeve gastrectomy)
$2,570 - $2,800
Info

Grzegorz Kowalski

  • 4.2 Good • 91 reviews
  • 26 years of experience
  • Poland, Jelenia Góra, KCM Clinic
  • 900+ bariatric procedures performed – Dr. Kowalski specializes in weight loss surgery with 26 years of experience.

    • Recipient of the Best Bariatric Surgery Award from Covidien and Johnson & Johnson
    • Pioneer in laparoscopic surgery for minimally invasive procedures
    • Head of surgery departments at several prestigious institutions
    • Author of numerous scientific publications in bariatrics
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Surgeon's portfolio

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Endoscopic sleeve gastroplasty (ESG)
$9,310 - $9,310
Gastric sleeve surgery (Sleeve gastrectomy)
$5,820 - $6,300
Gastric bypass
$6,460 - $6,460
Info

Grzegorz Kierzynka

  • 4.2 Good • 91 reviews
  • 26 years of experience
  • Poland, Jelenia Góra, KCM Clinic
  • Dr. Grzegorz Kierzynka is a plastic surgeon at KCM Clinic in Poland. He performs over 40 types of aesthetic and reconstructive procedures. He holds a PhD and has practiced plastic surgery since 2004. Dr. Kierzynka specializes in breast augmentation, rhinoplasty, and body contouring.

    • Serves as an educator at Poznan Medical University since 2000.
    • Maintains membership in the Polish Society of Plastic, Reconstructive and Aesthetic Surgery.
    • Specializes in complex reconstructions and post-traumatic deformity corrections.
    • Works at KCM Clinic, an ISO-certified facility serving 700+ international patients annually.
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Surgeon's portfolio

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Endoscopic sleeve gastroplasty (ESG)
$9,310 - $9,310
Gastric sleeve surgery (Sleeve gastrectomy)
$5,820 - $6,300
Gastric bypass
$6,460 - $6,460
Info

Enrique Pliego Esquivel

  • 5 Excellent • 5 reviews
  • 10 years of experience
  • Mexico, Cancún, Dr. Enrique Pliego Private Practice
  • Dr. Enrique Pliego Esquivel is a certified bariatric surgeon with over 10 years of experience, specializing in metabolic and bariatric surgery.

    • Member of the American Society for Metabolic and Bariatric Surgery (ASMBS)
    • Certified by the Mexican Board of Obesity Surgery
    • Focuses on personalized care for obesity and related conditions
    • Treats complications from bariatric surgery and gastroesophageal reflux
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Surgeon's portfolio
Gastric sleeve surgery (Sleeve gastrectomy)
$5,980 - $7,000
Gastric bypass
$6,300 - $7,300
Biliopancreatic diversion
$6,500 - $15,000
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Erdem Turemen

  • 4.6 Excellent • 543 reviews
  • 32 years of experience
  • Turkey, Istanbul, Anadolu Medical Center
  • Dr. Erdem Turemen is an endocrinologist at Anadolu Medical Center in Istanbul. He has authored over 25 national and international medical publications. Dr. Turemen treats diabetes, obesity, and thyroid disorders. He also manages complex diseases of the pituitary and adrenal glands.

    • Specializes in Type 1 and Type 2 diabetes management.
    • Treats endocrine-related cancers including thyroid and adrenal tumors.
    • Performs thyroid biopsies and subtotal thyroidectomy procedures.
    • Works at Anadolu Medical Center, a Top 10 global hospital by MTQUA.
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Da Vinci Gastric Bypass Surgery
$9,670 - $9,670
Da Vinci Gastric Sleeve Surgery
$18,000 - $18,000
Gastric bypass
$5,350 - $5,350
Info

Michal Kazanowski

  • 4.2 Good • 91 reviews
  • 8 years of experience
  • Poland, Jelenia Góra, KCM Clinic
  • Dr. Michal Kazanowski specializes in the non-invasive Allurion Programme for obesity. He conducted a webinar on this innovative method.

    • Expert in the Allurion Programme – a non-invasive treatment for overweight and obesity
    • Proficient in general and oncological surgery
    • Endoscopic surgeon with a focus on minimally invasive techniques
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Surgeon's portfolio

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Endoscopic sleeve gastroplasty (ESG)
$9,310 - $9,310
Gastric sleeve surgery (Sleeve gastrectomy)
$5,820 - $6,300
Gastric bypass
$6,460 - $6,460
Info