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Page 3 - Best bariatric surgeons: TOP 204 doctors

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Fahad Mawlood

Mehmet Mehdi Deniz

  • 4.5 Good 2 reviews
  • 12 years of experience
  • Turkey, Istanbul, Medipol Bahçelievler Hospital
  • Associate Professor Mehmet Mehdi Deniz specializes in bariatric surgery at Medipol Bahçelievler Hospital, with a focus on innovative techniques.

    • Member of the Bariatric and Metabolic Surgery Association (BMCD)
    • Published research on laparoscopic Roux-en-Y gastric bypass with ileal transposition
    • Over 10 years of experience in general surgery
    • Trained at Istanbul University – one of Turkey's top medical schools
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Roux-en-Y Gastric Bypass
$5,000 - $6,000
Stomach resection
$10,000 - $12,000
Gastric balloon
$1,500 - $3,500
Info

Levent Kaptanoglu

  • 5 Excellent 1 review
  • 34 years of experience
  • Turkey, Istanbul, VM Medical Park Pendik Hospital
  • Prof. Kaptanoglu brings over 25 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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Doctor's visit
Price on request
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Pichayanith Sroysuwan

  • New
  • 8 years of experience
  • 63190+ treatments performed
  • Thailand, Bangkok, Harmony Life Center
  • Dr. Pichayanith Sroysuwan, M.D., M.Sc. (Anti-Aging & Regenerative Medicine, 2023–present), is a rehabilitation-trained physician. He specializes in lifestyle, anti-aging, regenerative, and personalized medicine. He practices at Foresta & Morning, Cplus Private Hospital, UMC Wellness, WIH Hospital, and Eden/Wellu.

    Accreditations: American Board of Anti-Aging & Regenerative Medicine (ABAARM, 2024) and American Board of Laser Surgery (ABLS Renovia, 2024). Advanced training includes aesthetic dermatology and regenerative medicine (Mae Fah Luang, 2022), practical stem cell therapy (2022), chelation therapy (2023), high laser therapy (2019–2021), NAD+ therapy (certified 2023), and myofascial release (AHG).

    Experience: Rehabilitation Medicine residency and medical practice at Srinagarind Hospital, Khon Kaen University (2019–2022). Telemedicine consultant for Raksa/Doctor Anywhere (2020–2022). Contributor to COVID-19 programs ThaiRod and COM COVID (Royal College of Family Physicians). Head of Medicine Delivery Services. Public health educator and moderator.

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Doctor's visit
Price on request
Info

Peter Vasas

  • 4.3 Good 18 reviews
  • 21 years of experience
  • Hungary, Budapest, Liv Duna Medical Center
  • 0% leak rate and mortality in bariatric surgery – Dr. Vasas brings exceptional safety to weight loss procedures at Liv Duna Medical Center.

    • Fellowship-trained in the UK and Belgium for minimally invasive techniques
    • Member of the British Obesity and Metabolic Surgery Society
    • Specializes in gastric bypass, sleeve, and hernia repairs
    • PhD from Semmelweis University with focus on surgical safety
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Doctor's visit
Price on request
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Yahya Ozel

  • New
  • 31 years of experience
  • 12000+ treatments performed
  • Turkey, Istanbul, Estexper Clinic
  • Dr. Yahya Ozel specializes in minimally invasive bariatric surgery with over three decades of experience. He trained at Tokyo University Hospital under renowned experts.

    • Expertise in laparoscopic and robotic surgery
    • Certified in surgical endoscopy with Turkish Surgical Proficiency
    • Academic faculty member at Doğuş University
    • Works at Estexper Clinic
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Gastric sleeve surgery (Sleeve gastrectomy)
$3,800 - $3,800
Gastric balloon
$1,900 - $1,900
Post-bariatric plastic surgery
$3,000 - $6,000
Info

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 15 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)
$3,000 - $3,200
Info

Emine Yildirim

  • 5 Excellent 3 reviews
  • 29 years of experience
  • Turkey, Istanbul, Atlas University Hospital
  • Associate Professor specializing in weight loss surgery with over 15 years of experience at Istanbul Gaziosmanpaşa Taksim Education and Research Hospital.

    • Extensive research on surgical outcomes and neoadjuvant therapy
    • Holds multiple international certificates in advanced surgical techniques
    • Published numerous articles on breast cancer and surgical methods
    • Former Chief Physician at Private Istanbul Şafak Hospital
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Gastric sleeve surgery (Sleeve gastrectomy)
$3,000 - $3,200
Info

Karin Kulwacharamongkon

  • New
  • 9 years of experience
  • Thailand, Bangkok, Harmony Life Center
  • Dr. Karin Kulwacharamongkon is a general practitioner and an aesthetic and anti-aging physician. She has more than six years of experience in non-surgical facial rejuvenation. She practices at Icellare Clinic in Bangkok (2025–present). Her work focuses on integrative and preventive care. She creates personalized plans using EECP, micronutrient therapy, and lifestyle medicine.

    Education and credentials include: Certificate in Preventive Medicine (Community Mental Health, 2025). M.Sc. in Health Science Education, Mahidol University (2024). M.D., Ubon Ratchathani University (2017). Ph.D. in Anti-Aging and Regenerative Medicine in progress.

    Training includes hands-on IPL, mesotherapy, fillers, thread lifting, and botulinum toxin (2019). Advanced filler techniques and complication management (2020). Allergan Medical Institute programs (2022–2023). Chelation therapy (2019). IV nutrition (2025). ASLS (2025). She served as an Instructor of Medicine from 2018 to 2025. Her research focused on medical student burnout.

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Thomas W Kraus

  • 4.5 Good 52 reviews
  • accreditation:
  • Germany, Frankfurt am Main, Nordwest Clinic (Krankenhaus)
  • Prof. Thomas W Kraus has performed over 3,000 surgical interventions for weight loss and gastrointestinal conditions, earning national recognition in Germany.

    • Specializes in minimally invasive techniques for obesity surgery
    • Founder and Director of the German Society 'Art of Surgery'
    • Head of an award-winning interdisciplinary center for pancreatic and liver treatments
    • Trained at top global institutions including Johns Hopkins and Kyoto University
    • Uses advanced intraoperative visualization for precise surgical outcomes
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Grzegorz Kowalski

  • 4.2 Good 73 reviews
  • 26 years of experience
  • Poland, Jelenia Góra, KCM Clinic
  • 900+ bariatric procedures performed – Dr. Kowalski specializes in weight loss surgery with 28+ 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
    • Member of the Metabolic and Bariatric Section of the Society of Polish Surgeons
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Surgeon's portfolio

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Gastric bypass
$5,000 - $5,690
Gastric balloon
$2,500 - $3,250
Gastric sleeve surgery (Sleeve gastrectomy)
$5,250 - $5,990
Info

Saydam Mehmet

  • 4.8 Excellent 165 reviews
  • 26 years of experience
  • Turkey, Istanbul, Lokman Hekim Istanbul Hospital
  • Dr. Saydam specializes in metabolic and bariatric surgery, with extensive training in laparoscopic techniques. Currently practices at Lokman Hekim Istanbul Hospital.

    • Fellowship-trained at University of Miami's Ryder Trauma Center
    • Over 20 years of experience in general and laparoscopic surgery
    • Special focus on sleeve gastrectomy and diabetes-related procedures
    • Associate Professor with academic roles at major Turkish hospitals
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Endoscopic sleeve gastroplasty (ESG)
$2,840 - $2,740
Stomach resection
$2,000 - $2,740
Gastric sleeve surgery (Sleeve gastrectomy)
$2,500 - $2,600
Info

Juan Ybarra Munoz

  • 4.7 Excellent 438 reviews
  • 76 years of experience
  • Spain, Barcelona, Centro Médico Teknon
  • Dr. Juan Ybarra Munoz combines expertise in oncology and gastroenterology for holistic obesity treatment at Centro Médico Teknon.

    • Dual specialization in oncology and gastroenterology
    • Practices at Centro Médico Teknon, a leading medical center
    • Focuses on personalized treatment plans for obesity
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Gastroectomy
$47,501.73 - $59,377.16
Info

Baris Demiriz

  • 4.9 Excellent 205 reviews
  • 11 years of experience
  • Turkey, Istanbul, Dr. MED
  • Dr. Demiriz is a member of multiple prestigious obesity surgery associations, including IFSO and the Turkish Obesity Surgery Association.

    • Specialized in general surgery with over 15 years of experience
    • Member of the National Society of Endoscopical Laparoscopic Surgery
    • Graduated from Istanbul University Istanbul Faculty of Medicine
    • Part of the Endocrine Surgery Association
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Doctor's visit
Price on request
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Nedim Aban

  • 4.8 Excellent 165 reviews
  • 41 years of experience
  • Turkey, Istanbul, Lokman Hekim Istanbul Hospital
Endoscopic sleeve gastroplasty (ESG)
$2,840 - $2,740
Stomach resection
$2,000 - $2,740
Gastric sleeve surgery (Sleeve gastrectomy)
$2,500 - $2,600
Info

Michal Kazanowski

  • 4.2 Good 73 reviews
  • 8 years of experience
  • Poland, Jelenia Góra, KCM Clinic
  • Dr. Michal Kazanowski specializes in the Allurion Programme – a non-invasive method for obesity treatment. He conducts webinars to educate on this innovative approach.

    • Expert in minimally invasive techniques for weight loss
    • Proficient in general and oncological surgery
    • Endoscopic surgeon with a focus on non-invasive treatments
  • Read more
Surgeon's portfolio

See portfolio

Gastric bypass
$5,000 - $5,690
Gastric balloon
$2,500 - $3,250
Gastric sleeve surgery (Sleeve gastrectomy)
$5,250 - $5,990
Info

Sarunnuch Panyavorakhunchai

  • 4.9 Excellent 9 reviews
  • 13 years of experience
  • Thailand, Bangkok, Wansiri Hospital
  • Dr. Sarunnuch specializes in minimally invasive and bariatric surgery at Wansiri Hospital, with advanced training from King Chulalongkorn Memorial Hospital.

    • Fellowship-trained in minimally invasive surgery techniques
    • Works as a consultant surgeon at Charoenkrung Pracharak Hospital
    • Focuses on patient-centered care for weight loss surgery
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Doctor's visit
Price on request
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Erman Aytac

  • 4.7 Excellent 131 reviews
  • 15 years of experience
  • Turkey, Istanbul, Memorial Bahçelievler Hospital
  • Prof. Aytac specializes in minimally invasive weight loss surgery at Memorial Bahçelievler Hospital, with a focus on robotic and laparoscopic techniques.

    • Fellowship-trained at Cleveland Clinic Digestive Diseases Institute
    • Over 150 international publications on surgical techniques
    • Recipient of multiple awards from the American College of Surgeons
    • Board-certified in colorectal and bariatric surgery
  • Read more
Gastric sleeve surgery (Sleeve gastrectomy)
$3,000 - $6,000
Gastric balloon
$3,500 - $3,500
Gastric bypass
$6,500 - $8,500
Info

Dr Keerapat Phiromkraiphakdi

  • 4.4 Good 81 reviews
  • 28 years of experience
  • Thailand, Bangkok, ID Clinic Bangkok
  • Dr Keerapat specializes in cosmetic and weight loss surgery, with advanced training in the United States at UTHSC, PACES Plastic Surgery, and UMC.

    • Board-certified in both general and plastic surgery
    • Medical Professor at Srinakharinwirot University
    • Member of the Thai Society of Plastic Surgeons
    • Extensive experience in aesthetic and reconstructive procedures
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Doctor's visit
Price on request
Info