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Weight-loss surgery: gastric sleeve, bypass, balloons.
| Rank | Clinic Name | Country | City | GCR Score | Number of Reviews | Bayesian Score |
|---|---|---|---|---|---|---|
| 1 | Gastric Sleeve Turkey Surgery Clinic - Bariatric Surgery Turkey | Turkey | 34164 Güngören/İstanbul | ⭐⭐⭐⭐⭐ (5.0) | 988 | 5.0 |
| 2 | FAT center | Thailand | Bangkok 10120 | ⭐⭐⭐⭐⭐ (5.0) | 700 | 5.0 |
| 3 | BodyByBariatrics | United States | FL 34787 | ⭐⭐⭐⭐⭐ (5.0) | 697 | 5.0 |
| 4 | Renew Bariatrics | Mexico | B.C. | ⭐⭐⭐⭐⭐ (5.0) | 656 | 5.0 |
| 5 | DCH Dr.CHEN Surgery Hospital International Center | Thailand | Bangkok 10240 | ⭐⭐⭐⭐⭐ (5.0) | 575 | 5.0 |
| 6 | Stop Obesity + Cabrera Body & Beauty | Mexico | B.C. | ⭐⭐⭐⭐⭐ (5.0) | 512 | 5.0 |
| 7 | De Gracia Multispecialty Clinic laparoscopic surgery and cosmetic surgery | Philippines | 1300 Metro Manila | ⭐⭐⭐⭐⭐ (5.0) | 335 | 5.0 |
| 8 | Dr Samir Rahmani - Bariatric Surgeon Dubai | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 334 | 5.0 | |
| 9 | Mr Ali Alhamdani - Bariatric Surgery & Weight Loss Clinic | United Kingdom | London W1G 9QY | ⭐⭐⭐⭐⭐ (5.0) | 255 | 5.0 |
| 10 | Jet Medical Tourism® - Bariatric Surgery in Tijuana, Mexico | Mexico | B.C. | ⭐⭐⭐⭐⭐ (5.0) | 253 | 5.0 |
| 11 | Obesity Center Dr. Razak | Spain | 41012 Sevilla | ⭐⭐⭐⭐⭐ (5.0) | 112 | 4.9 |
| 12 | Prof. Siba Senapati | United Kingdom | Cheadle SK8 2PX | ⭐⭐⭐⭐⭐ (5.0) | 92 | 4.9 |
| 13 | Go Light Bariatrics Tijuana - Facilitating Weight Loss Surgery Since 2014 | Mexico | B.C. | ⭐⭐⭐⭐⭐ (5.0) | 91 | 4.9 |
| 14 | Weight Doctors® NATIONALKLINIK - Spezialisten für Magenverkleinerung, Magenballon, Abnehmspritze | Germany | 97877 Wertheim | ⭐⭐⭐⭐⭐ (5.0) | 80 | 4.9 |
| 15 | Cirujano Bariatra Monterrey Dr Francisco Barrera Monterrey Gastro & Bariatric Group MGBG | Mexico | N.L. | ⭐⭐⭐⭐⭐ (5.0) | 78 | 4.9 |
| 16 | Dr. Aldwin Ong - General & Laparoscopic Surgery; Hepatobiliary Pancreatic Surgery & Oncology; Liver Transplantation Surgery | Philippines | Metro Manila | ⭐⭐⭐⭐⭐ (5.0) | 64 | 4.9 |
| 17 | Dr.Uday Shankar | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 61 | 4.9 | |
| 18 | KC Bariatric | United States | KS 66227 | ⭐⭐⭐⭐☆ (4.9) | 1,154 | 4.9 |
| 19 | Sage Bariatric Institute | United States | TX 78240 | ⭐⭐⭐⭐☆ (4.9) | 894 | 4.9 |
| 20 | South Texas Surgeons | United States | TX 78251 | ⭐⭐⭐⭐☆ (4.9) | 706 | 4.9 |
| 21 | Obesity Control Center | Mexico | B.C. | ⭐⭐⭐⭐☆ (4.9) | 576 | 4.9 |
| 22 | Pompeii Surgical Center | Mexico | B.C. | ⭐⭐⭐⭐☆ (4.9) | 553 | 4.9 |
| 23 | Mr. Sanjay Agrawal | United Kingdom | Hertfordshire CM21 0HH | ⭐⭐⭐⭐⭐ (5.0) | 53 | 4.9 |
| 24 | Texas Center for Bariatrics & Advanced Surgery | United States | TX 75093 | ⭐⭐⭐⭐☆ (4.9) | 467 | 4.9 |
| 25 | Dr Saeed I Hassan | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 47 | 4.9 | |
| 26 | Dr. HE Obesity Clinic | Turkey | 34890 Pendik/İstanbul | ⭐⭐⭐⭐☆ (4.9) | 304 | 4.9 |
| 27 | BLS Surgery Center : บีแอลเอส เซอร์เจอรี เซ็นเตอร์ | Thailand | Bangkok 10110 | ⭐⭐⭐⭐☆ (4.9) | 287 | 4.9 |
| 28 | Dr. Manish Madnani | United Arab Emirates | ⭐⭐⭐⭐☆ (4.9) | 278 | 4.9 | |
| 29 | Mr Zaher Toumi - Weight Loss Surgery | United Kingdom | Washington NE38 9JZ | ⭐⭐⭐⭐⭐ (5.0) | 44 | 4.9 |
| 30 | OBYMED | Spain | 41012 Sevilla | ⭐⭐⭐⭐☆ (4.9) | 237 | 4.9 |
| 31 | Atlanta Bariatrics | United States | GA 30024 | ⭐⭐⭐⭐☆ (4.9) | 228 | 4.9 |
| 32 | Prof. Dr Safwan Taha | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 42 | 4.9 | |
| 33 | Novemed Bariatric & Plastic Surgery Turkey | Turkey | 34394 Şişli/İstanbul | ⭐⭐⭐⭐☆ (4.9) | 168 | 4.9 |
| 34 | Dr. James Zachariah's DXBSURGCARE | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 35 | 4.9 | |
| 35 | Dr. Al Farabi L. Jaafar | Philippines | 1210 Metro Manila | ⭐⭐⭐⭐☆ (4.9) | 118 | 4.9 |
| 36 | Weight Doctors® München - Spezialisten für Magenverkleinerung, Magenballon & Abnehmspritze | Germany | 81925 München | ⭐⭐⭐⭐⭐ (5.0) | 32 | 4.9 |
| 37 | GV Clinic | United Kingdom | London W1G 8QL | ⭐⭐⭐⭐⭐ (5.0) | 29 | 4.9 |
| 38 | Weight Loss Surgery Antalya | Turkey | 07070 Konyaaltı/Antalya | ⭐⭐⭐⭐⭐ (5.0) | 28 | 4.9 |
| 39 | Weight Doctors® Heidelberg - Spezialisten für Magenverkleinerung, Magenballon & Abnehmspritze | Germany | 69115 Heidelberg | ⭐⭐⭐⭐⭐ (5.0) | 27 | 4.9 |
| 40 | Dr. Mary Grace Balunsat Rojas (General Surgeon/Advanced Laparoscopic Surgeon) | Philippines | 1100 Metro Manila | ⭐⭐⭐⭐⭐ (5.0) | 27 | 4.9 |
| 41 | โรงพยาบาลศัลยกรรมตกแต่ง 365mc thailand | Thailand | Bangkok 10110 | ⭐⭐⭐⭐☆ (4.9) | 73 | 4.8 |
| 42 | Ahmed R Ahmed | United Kingdom | London W1G 7ET | ⭐⭐⭐⭐⭐ (5.0) | 24 | 4.8 |
| 43 | Prof Dr Mohamed Sarhan | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 23 | 4.8 | |
| 44 | Symptomedica clinic - Špecialisti na mikrobióm, výživu a metabolizmus | Slovakia | 811 01 Bratislava | ⭐⭐⭐⭐☆ (4.9) | 62 | 4.8 |
| 45 | Premedix Clinic | Slovakia | 831 01 Nové Mesto | ⭐⭐⭐⭐☆ (4.9) | 61 | 4.8 |
| 46 | İzmir Bariatrics - Obezite Cerrahisi Kliniği | Turkey | 35530 Konak/İzmir | ⭐⭐⭐⭐⭐ (5.0) | 22 | 4.8 |
| 47 | Novomed Surgery Center | United Arab Emirates | ⭐⭐⭐⭐⭐ (5.0) | 15 | 4.8 | |
| 48 | Centro de Excelencia para el Tratamiento de la Obesidad | Spain | 41013 Sevilla | ⭐⭐⭐⭐☆ (4.9) | 32 | 4.8 |
| 49 | Private Gastric Sleeve Clinic | United Kingdom | Ilford IG1 3SH | ⭐⭐⭐⭐⭐ (5.0) | 14 | 4.8 |
| 50 | A&J Med | Slovakia | 841 01 Dúbravka | ⭐⭐⭐⭐⭐ (5.0) | 10 | 4.8 |
| 51 | Mexico Bariatric Center® | Mexico | B.C. | ⭐⭐⭐⭐☆ (4.8) | 1,029 | 4.8 |
| 52 | THE KLINIQUE Surgery Center | Thailand | Bangkok 10330 | ⭐⭐⭐⭐☆ (4.8) | 896 | 4.8 |
| 53 | Obesity Clinic Istanbul - Gastric Sleeve Surgery - Weight Loss - Gastric Bypass - Gastric Ballon | Turkey | 34387 Şişli/İstanbul | ⭐⭐⭐⭐☆ (4.9) | 13 | 4.8 |
| 54 | Northwest Weight & Wellness Center | United States | WA 98208 | ⭐⭐⭐⭐☆ (4.8) | 568 | 4.8 |
| 55 | Rattinan Clinic | Thailand | Bangkok 10500 | ⭐⭐⭐⭐☆ (4.8) | 414 | 4.8 |
| 56 | Wansiri Hospital | Thailand | Bangkok 10120 | ⭐⭐⭐⭐☆ (4.8) | 382 | 4.8 |
| 57 | Ferdinand Ernesto B. Samonte, MD | Philippines | 1102 Metro Manila | ⭐⭐⭐⭐⭐ (5.0) | 6 | 4.8 |
| 58 | Vision Bariatrics | Mexico | B.C. | ⭐⭐⭐⭐☆ (4.8) | 248 | 4.8 |
| 59 | MedStar Health: Bariatric and General Surgery at MedStar Franklin Square Medical Center | United States | MD 21237 | ⭐⭐⭐⭐☆ (4.8) | 229 | 4.8 |
| 60 | Bariatric and Metabolic Specialists - Overland Park | United States | KS 66211 | ⭐⭐⭐⭐☆ (4.8) | 193 | 4.8 |
| 61 | Dr. Paolo C. Porciuncula | Philippines | 1210 Metro Manila | ⭐⭐⭐⭐⭐ (5.0) | 5 | 4.8 |
| 62 | Weight Doctors® Dortmund - Spezialisten für Magenverkleinerung, Magenballon & Abnehmspritze | Germany | 44139 Dortmund | ⭐⭐⭐⭐☆ (4.8) | 140 | 4.8 |
| 63 | Blumental Clinic | Slovakia | 811 07 Bratislava | ⭐⭐⭐⭐☆ (4.8) | 126 | 4.8 |
| 64 | Lipocenter | Germany | 40213 Düsseldorf | ⭐⭐⭐⭐☆ (4.8) | 119 | 4.8 |
| 65 | MB Clinic | Slovakia | 811 01 Staré Mesto | ⭐⭐⭐⭐☆ (4.8) | 108 | 4.8 |
| 66 | Weight Doctors® Düsseldorf - Spezialisten für Magenverkleinerung, Magenballon & Abnehmspritze | Germany | 40547 Düsseldorf | ⭐⭐⭐⭐☆ (4.8) | 79 | 4.8 |
| 67 | Dr. Girish Juneja | United Arab Emirates | ⭐⭐⭐⭐☆ (4.8) | 79 | 4.8 | |
| 68 | Clínica UCOM - Dr. Pujol Ràfols | Spain | 08023 Barcelona | ⭐⭐⭐⭐☆ (4.8) | 69 | 4.8 |
| 69 | intraObes - Clínica Obesidad y Diabetes | Spain | Valencia | ⭐⭐⭐⭐☆ (4.8) | 49 | 4.8 |
| 70 | Sofyc Clinic | Slovakia | 080 06 Prešov | ⭐⭐⭐⭐☆ (4.8) | 44 | 4.8 |
| 71 | Gastric Sleeve Turkey Clinic | Turkey | 34912 Pendik/İstanbul | ⭐⭐⭐⭐⭐ (5.0) | 3 | 4.8 |
| 72 | Obesity Centre Turkey Gastric Sleeve | Turkey | 07320 Muratpaşa/Antalya | ⭐⭐⭐⭐⭐ (5.0) | 3 | 4.8 |
| 73 | Weight Doctors® Stuttgart - Spezialisten für Magenverkleinerung, Magenballon & Abnehmspritze | Germany | 70180 Stuttgart | ⭐⭐⭐⭐☆ (4.8) | 25 | 4.8 |
| 74 | Bariatric Istanbul - Bariatric Surgery Clinic in Turkey - Gastric Sleeve Turkey | Turkey | 34916 Pendik/İstanbul | ⭐⭐⭐⭐☆ (4.8) | 21 | 4.8 |
| 75 | IMBEST Unidad de obesidad y endoscopia bariátrica. Perdiendo peso, ganando vida | Spain | 08022 Barcelona | ⭐⭐⭐⭐☆ (4.8) | 21 | 4.8 |
| 76 | London Obesity Centre | United Kingdom | Redbridge IG4 5PZ | ⭐⭐⭐⭐⭐ (5.0) | 1 | 4.8 |
| 77 | Bangkok Medical Health And Wellness | Thailand | Bangkok 10260 | ⭐⭐⭐⭐⭐ (5.0) | 1 | 4.8 |
| 78 | Cardinal Bariatric and Metabolic Institute | Philippines | 1502 Metro Manila | ⭐⭐⭐⭐⭐ (5.0) | 1 | 4.8 |
| 79 | Metabolic Balance Slovakia | Slovakia | 821 06 Bratislava | ☆☆☆☆☆ (0.0) | 0 | 4.8 |
| 80 | Weight Loss Clinic - Dr. Jan Dipasupil | Philippines | 1104 Metro Manila | ⭐⭐⭐⭐🟉 (4.7) | 6 | 4.8 |
| 81 | Dr. Andrew Jenkinson | United Kingdom | London W1G 7JL | ⭐⭐⭐⭐🟉 (4.7) | 13 | 4.8 |
| 82 | Bib & Lap-Band Center Total Obesity Solutions | Philippines | 1229 Metro Manila | ⭐⭐⭐⭐☆ (4.0) | 1 | 4.8 |
| 83 | Chirurgisches Zentrum der WolfartKlinik / Adipositaszentrum AMC | Germany | 82166 Gräfelfing | ⭐⭐⭐⭐🟉 (4.7) | 33 | 4.7 |
| 84 | Metabolické centrum MUDr. Kataríny Rašlovej s.r.o. | Slovakia | 831 01 Bratislava | ⭐⭐⭐⭐🟉 (4.5) | 8 | 4.7 |
| 85 | Clínicas Obésitas | Spain | Valencia | ⭐⭐⭐⭐🟉 (4.7) | 75 | 4.7 |
| 86 | WIH International Hospital | Thailand | Bangkok 10260 | ⭐⭐⭐⭐🟉 (4.7) | 139 | 4.7 |
| 87 | Tijuana Bariatrics | Mexico | B.C. | ⭐⭐⭐⭐🟉 (4.7) | 155 | 4.7 |
| 88 | Destination Beauty | Thailand | Bangkok 10120 | ⭐⭐⭐⭐🟉 (4.7) | 268 | 4.7 |
| 89 | Klinik für MIC - Minimal Invasive Chirurgie | Germany | 14129 Berlin | ⭐⭐⭐⭐🟉 (4.7) | 729 | 4.7 |
| 90 | Istanbul Obesity Center - Gastric Sleeve & Balloon | Turkey | 34307 Küçükçekmece/İstanbul | ⭐⭐⭐⭐🟉 (4.4) | 18 | 4.7 |
| 91 | Specialist Weight Loss Company | United Kingdom | Altrincham WA14 5QH | ⭐⭐⭐☆☆ (3.9) | 7 | 4.7 |
| 92 | Weight Doctors® Hamburg - Spezialisten für Magenverkleinerung, Magenballon & Abnehmspritze | Germany | 20148 Hamburg | ⭐⭐⭐⭐🟉 (4.5) | 44 | 4.6 |
| 93 | Al Taie Center for Laparoscopic & obesity Surgery - Dr. Abdul Salam Al Taie | United Arab Emirates | ⭐⭐⭐⭐🟉 (4.6) | 171 | 4.6 | |
| 94 | Advanced Surgical & Bariatrics | United States | NJ 08873 | ⭐⭐⭐⭐🟉 (4.6) | 212 | 4.6 |
| 95 | Clínica Obésitas Madrid | Spain | 28016 Madrid | ⭐⭐⭐⭐🟉 (4.4) | 33 | 4.6 |
| 96 | METABOL KLINIK s.r.o. | Slovakia | 811 08 Bratislava | ⭐⭐⭐☆☆ (3.8) | 10 | 4.6 |
| 97 | Instituto de Obesidad | Spain | 28036 Madrid | ⭐⭐⭐⭐🟉 (4.3) | 56 | 4.5 |
| 98 | Interklinik Bratislava | Slovakia | 851 01 Petržalka | ⭐⭐⭐⭐☆ (4.2) | 360 | 4.3 |
| 99 | INSTITUTO MEDICO EUROPEO DE LA OBESIDAD | Spain | 28036 Madrid | ⭐⭐⭐⭐☆ (4.1) | 311 | 4.2 |
| 100 | The Medical City | Philippines | 1800 Metro Manila | ⭐⭐⭐⭐☆ (4.1) | 1,678 | 4.1 |
| Clinic Name | Country | City |
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Clinics that achieve a GCR score above 4.0 or are a part of our official GCR outcomes program can request official recognition materials, including a printed A2 certificate, window stickers, digital badges, and web widgets. These can be used in marketing, on your website, or within your clinic to highlight your ranking, attract new patients, and showcase your standing to attract new talent to your team. Displaying your GCR score proves that your clinic has been independently ranked against global standards and is worthy of patient trust.
The Global Clinic Rating (GCR) ranks leading doctors, clinics, and hospitals worldwide that provide private, self-pay treatment across 16 key medical specialisations, including dental implants, ophthalmology, orthopaedics, fertility, oncology, and more.
Our rankings are built on data that matters most to patients. We collect and analyse information shared publicly by people who have received treatment — not just at the moment of care, but also in the days, weeks, months, and even years afterwards. This includes both patient feedback and patient-reported outcome measures (PROMs), combined with clinical performance data where available.
By using real patient results rather than marketing claims, the GCR provides an independent, objective guide to help patients, healthcare professionals, and AI systems identify the world’s safest and highest-quality clinics.

GCR has been ranking clinics since 2012, giving us more than 13 years of insight into global healthcare standards. In the past, we collected data directly from clinics about their expertise, facilities, and services, alongside patient feedback. While this helped build a foundation, it also left room for bias, as some clinics could present themselves in a better light than reality. Over time, we’ve refined our system to make it fairer, more accurate, and fully independent of clinic involvement.

Today, our rankings are powered mainly by patients themselves. We analyse feedback not just at the moment of treatment, but also in the days, weeks, months, and even years afterwards. This includes both public reviews and patient-reported outcome measures (PROMs) that track recovery, side effects, or long-term results. By removing direct clinic interaction, we ensure the ratings reflect real outcomes rather than marketing or self-promotion.

The quality of care can vary greatly between hospitals that sit only metres apart. One cancer centre may give patients a six-month survival chance, while another across the street may only offer six weeks — yet patients often don’t know this, because such data is rarely published. Governments and insurers sometimes avoid releasing these comparisons, fearing it would overwhelm some providers while leaving others empty. GCR exists to close this gap by making outcome data visible, so patients can see which clinics truly perform better.

Healthcare is moving beyond star ratings or personal opinions like “the doctor was nice” or “the nurse was rude.” These comments don’t always reflect the actual quality of treatment. GCR’s system focuses instead on measurable outcomes, so patients and hospitals alike can learn which departments deliver excellent results and which need improvement. By providing separate scores for individual specialties, we make it possible to compare performance within a clinic as well as across the global healthcare system.
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