To homepage

Discover the Best Gastric bypass Clinics in the World

The Bookimed clinic ranking is based on data science algorithms, providing a trusted, transparent, and objective comparison. It takes into account patient demand, review scores (both positive and negative), the frequency of updates to treatment options and prices, response speed, and clinic certifications.

How to Choose the Right Clinic for Gastric bypass: 6 Insider Tips

Looking for the safest, most trusted clinics specializing in Gastric bypass? Keep these key points in mind:
Compare techniques
Top clinics offer multiple Gastric bypass methods – ask why one fits your case better.
Check surgeon's case volume
Ask about your surgeon's personal case volume and success rates, not just clinic-wide stats.
Review similar cases
Ask to see before-and-after results matching your specific anatomy or condition.
Confirm aftercare options
Ask about follow-up schedule, remote consultations, and support after you return home.
Review pricing details
Transparent pricing means itemized quotes – check what's included and what's not.
Read verified patient reviews
Best-reviewed clinics have detailed feedback on communication, recovery, and results.
Finding the right clinic for Gastric bypass abroad takes research. Having helped over 800,000 patients, we know which clinics have the expertise, technology, and outcomes for cases like yours. We're here to help you find trusted options that fit your needs and budget.

Top 248 Clinics for Gastric bypass in the World 2026 — Bookimed Insights

Based on 7392+ patient requests for Gastric bypass and data from 248 accredited partner clinics, Bookimed identified these top centers for treatment outcomes, doctor expertise, and patient experience. The table reflects real 2024-2026 treatment programs. Final costs depend on your individual case and treatment plan. Request a free quote for personalized pricing.
RankClinic NamePatient RatingCountryLead DoctorexperienceTechniquesBest ForWhy It’s RankedAccreditations
#1
4.6 / 5
(213 reviews)
Istanbul, Turkey
19+ years1,000+ treatments
Laparoscopic gastric bypass, Roux-en-Y gastric bypass, metabolic surgeryPatients needing complex bariatric proceduresJCI-accredited hospital with a specialized bariatric department. Surgeons have performed 1,000+ obesity and metabolic surgeries, including advanced laparoscopic techniques.Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği)
#2
4.2 / 5
(32 reviews)
Mexicali, Mexico
18+ years
Roux-en-Y gastric bypass, stomach staplingPatients seeking combined weight loss and cosmetic proceduresPerforms over 2,000 weight loss surgeries with a focus on comprehensive makeovers. Offers transport from San Diego or Yuma included in package. JCI-accredited facility with 28 private rooms.Consejo de Salubridad General, Consejo Mexicano de Oftalmología
#3
4.7 / 5
(356 reviews)
Istanbul, Turkey
Mini gastric bypass, Roux-en-Y gastric bypass, metabolic surgery, stomach staplingComplex bariatric casesJCI-accredited obesity surgery department with specialized bariatric surgeons. Offers comprehensive pre- and post-op care, including nutritional support and long-term follow-up.International Organization for Standardization, Joint Commission International
#4
4.8 / 5
(169 reviews)
Istanbul, Turkey
17+ years
Gastric bypass, metabolic surgery, endoscopic sleeve gastroplasty (ESG)Adults and children needing weight-loss surgerySpecializes in weight-loss surgeries, including gastric bypass, and offers personalized pre- and post-operative care. The clinic is accredited by Joint Commission International and has a 94% patient recommendation rate.Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International
#5
5.0 / 5
(15 reviews)
Istanbul, Turkey
21+ years
Gastric bypass, Roux-en-Y gastric bypass, revision surgery, metabolic surgeryPatients needing revision surgerySpecializes in gastric bypass using advanced laparoscopic techniques. Offers 1-year postoperative follow-up with a nutritionist. 95% success rate reported for obesity treatment.Turkish Medical Association, International Federation for the Surgery of Obesity and Metabolic Disorders Certificate
#6
4.7 / 5
(440 reviews)
Barcelona, Spain
46+ years23,000+ treatments
Laparoscopic gastric bypass, Roux-en-Y gastric bypass, robot-assisted surgeryComplex bariatric and metabolic surgery casesDoctors have performed over 12,000 laparoscopic surgeries, including advanced techniques like Roux-en-Y and robotic-assisted procedures. Clinic is JCI accredited with comprehensive multidisciplinary support.Joint Commission International , European Foundation for Quality Management
#7
4.5 / 5
(51 reviews)
Istanbul, Turkey
13+ years
Gastric balloon, metabolic surgery, Roux-en-Y gastric bypass, endoscopic sleeve gastroplastyPatients needing comprehensive bariatric solutionsOffers multiple gastric bypass techniques with a dedicated bariatric surgeon. JCI accredited hospital with extensive experience in complex surgeries. Includes full pre-op and post-op care in treatment packages.Joint Commission International
#8
4.2 / 5
(74 reviews)
Jelenia Góra, Poland
16+ years
Laparoscopic gastric bypass, mini gastric bypass, bariatric surgery with 3D/4K visualizationPatients seeking comprehensive weight loss programsSurgeons have performed over 1,600 bariatric procedures. Offers 3D/4K technology for precision, includes a 5-year weight maintenance program, and provides all-inclusive packages with diagnostics and aftercare.International Organization for Standardization, Polish Association of Medical Tourism
#9
4.6 / 5
(514 reviews)
Istanbul, Turkey
19+ years650+ treatments
Laparoscopic gastric bypass, da Vinci gastric bypass surgery, Roux-en-Y gastric bypassRobotic weight loss surgeryOffers both laparoscopic and da Vinci robotic bypass, with 650+ procedures performed. JCI-accredited center partnered with Johns Hopkins Medicine for quality standards.International Organization for Standardization, Joint Commission International
#10
5.0 / 5
(3 reviews)
Istanbul, Turkey
Gastric balloon, stomach stapling, Roux-en-Y gastric bypass, endoscopic sleeve gastroplastyComprehensive weight loss packagesOffers all-inclusive gastric bypass packages with preoperative exams, 5-star accommodation, and postoperative support. Surgeon has performed 1,100+ procedures and holds specialized bariatric surgery certifications.Certification according to DIN EN ISO 9001 by TÜV NORD CERT, International Federation for the Surgery of Obesity and Metabolic Disorders Certificate