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Going abroad for —

Bariatric Surgery Quality

Weight loss surgery quality, outcomes, and comprehensive program availability

A fuller editorial guide to bariatric surgery quality is coming soon. For now, the ranking below compares every country we have assessed on it — open a country's report for the cited detail behind its score.

The country comparison

Which countries are best for bariatric surgery quality

The destinations ranked high→low under this lens — each with the reasoning behind its score, the cited evidence one click down, and its full report. The verdict is free; the report is the depth.

19 / 19 Countries ranked

Researched and assessed by the Epidaurus editorial pipeline against our published scale. A country below the rule is not yet assessed enough — never ranked last.

  1. 1 United States US 5.0/5 Good The United States demonstrates world-leading bariatric surgery quality with nearly 1,000 MBSAQIP-accredited centers far exceeding the 10+ requirement, 70 fellowship training programs producing hundreds of fellowship-t... Full report
    The evidence behind this score 5 cited points
    • Nearly 1,000 MBSAQIP-accredited sites with comprehensive programs and rigorous peer evaluation standards
    • 70 accredited bariatric training programs producing hundreds of fellowship-trained surgeons with American Board of Surgery Focused Practice Designation
    • 30-day mortality of 0.13% (approximately 1 in 1,000 patients) from nearly 60,000 ASMBS database patients, decreased from 1 in 200 to 1 in 1,750 following accreditation standards
    • Gastric bypass results in 80% type 2 diabetes remission with additional 15% improvement; 70%+ excess weight loss outcomes achieved
    • Full spectrum of procedures (sleeve gastrectomy 57.4%, gastric bypass 22.2%, duodenal switch, revisions) with 90% laparoscopic and expanding robotic surgery (24-32% of revisions by 2022)

    Read the full United States report →

  2. 2 Spain ES 5.0/5 Good Spain demonstrates excellent bariatric surgery quality with 100+ hospitals offering procedures, 325 SECO-trained surgeons, and multiple international Centers of Excellence (IFSO, SRC, JCI). Safety metrics are exceptio... Full report
    The evidence behind this score 5 cited points
    • 100+ hospitals performing bariatric surgery with multiple centers holding simultaneous IFSO Center of Excellence, SRC International Center of Excellence, JCI, and SECO advanced-level accreditations
    • Approximately 325 SECO-trained bariatric surgeons with formal three-level Diploma de Competencia training program
    • In-hospital mortality 0.07–0.1% for primary RYGB/SG procedures from 2016–2022 national discharge database (n=32,176)
    • 68.7% of patients achieving >50% excess weight loss and 70.3% achieving diabetes remission at 6-year follow-up
    • Centro Médico Teknon and other flagship centers serving 9,500+ international patients with comprehensive packages €8,000–€15,000, English-speaking staff, and established follow-up coordination protocols

    Read the full Spain report →

  3. 3 Colombia CO 4.5/5 Good Colombia demonstrates exceptional clinical outcomes (0% mortality, 1.9% major complications, 77.4% excess weight loss at 18 months, 80% diabetes remission) that exceed Score 5 thresholds, full procedure availability i... Full report
    The evidence behind this score 5 cited points
    • Clínica SOMA peer-reviewed outcomes: 0% perioperative mortality, 1.9% major complications, 77.4% excess weight loss at 18 months, 80% type 2 diabetes resolution
    • Leading surgeons perform 300-350 bariatric procedures annually vs. US average of 83; ACOCIB certification requires 100 primary cases, 200 assistant cases, 3 years dedicated practice
    • 5 JCI-accredited hospitals with bariatric programs; 30+ additional ICONTEC-accredited facilities; geographically distributed programs across Bogotá, Medellín, Cali, Bucaramanga, Santander
    • Full range of procedures available including robotic Da Vinci Xi-assisted surgery; laparoscopic techniques standard; revision surgery capabilities demonstrated
    • International patient infrastructure well-established: all-inclusive packages USD 4,500-8,000; bilingual coordinators; 15,000+ US patients annually; structured telemedicine follow-up at 1, 3, 6, 12 months

    Read the full Colombia report →

  4. 4 United Arab Emirates AE 4.5/5 Good The UAE delivers excellent clinical outcomes (0% 30-day mortality, 3.5–5.3% major complication rates, 75% excess weight loss at 3 years, 61.9–86% diabetes remission) across 12+ internationally accredited centers (JCI,... Full report
    The evidence behind this score 5 cited points
    • Al Qassimi Hospital Sharjah is the world's first non-US hospital to achieve JCI bariatric center of excellence accreditation; Mediclinic holds EASO COM across multiple sites; Healthpoint and Emirates International listed in IFSO registry
    • Multiple independent peer-reviewed studies report 0% 30-day mortality; early major complication rates of 3.5–5.3%; Sheikh Khalifa Medical City achieved 75% excess weight loss at 3 years for primary RYGB
    • Diabetes remission/improvement: Healthpoint reports 86% T2D resolution/improvement; large cohort study reports 61.9% complete remission at 1 year for sleeve gastrectomy
    • Full procedure breadth including robotic SADI, duodenal switch, and complex revision surgeries; 98.6–98.9% laparoscopic completion rate documented in peer-reviewed studies
    • Long-term follow-up retention only 33.8% at 5 years vs. ASMBS benchmark of 50–60%; weight recurrence after sleeve gastrectomy exceeds international average; protocols for coordinating post-operative care with home-country physicians not documented on major hospital websites

    Read the full United Arab Emirates report →

  5. 5 Brazil BR 4.5/5 Good Brazil demonstrates exceptional bariatric surgery quality with world-leading procedure volumes, outstanding safety metrics (0.07% mortality, 0.97% 30-day complication rate), and excellent long-term outcomes (70.68% ac... Full report
    The evidence behind this score 7 cited points
    • 8+ SRC Centers of Excellence across five states plus dozens of additional specialized programs; Hospital Alemão Oswaldo Cruz is first in Latin America with both SRC and JCI accreditation
    • 1,700+ SBCBM members; formal Practice Area in Bariatric Surgery established under Federal Council of Medicine in 2015; graduate specialization program available
    • 0.07% 30-day mortality and 0.97% complication rate in national registry pilot (1,363 procedures across 17 surgeons); 70.68% of patients achieved >50% excess weight loss; 64–93% diabetes remission
    • 95.5% of all bariatric procedures performed laparoscopically; 161 robotic systems installed (120 in private hospitals); 417% increase in robotic bariatric cases 2018–2025
    • Multidisciplinary care mandated by Federal Council of Medicine; leading centers implement comprehensive teams including endocrinologists, cardiologists, nutritionists, and psychologists; value-based bundled payment models at major centers
    • 60+ JCI-accredited facilities; major hospitals experienced in international patient coordination with English-speaking staff and multilingual capability; 2–4 week turnaround for international patients; no waiting-list barriers
    • Gap: Only 21.64% of cases had one-year follow-up data entered, reflecting systemic tracking challenges; no standardized national protocol for coordinating ongoing care with international patients' home-country physicians

    Read the full Brazil report →

  6. 6 Israel IL 4.5/5 Good Israel demonstrates world-class bariatric surgery infrastructure with 32 certified centers, 63+ experienced surgeons, exceptional safety metrics (0.04% 30-day mortality, 3.5% primary complication rate), full procedure... Full report
    The evidence behind this score 5 cited points
    • 32 certified bariatric units nationally with 98.7% registry compliance and multiple JCI-accredited hospitals (Sourasky, Assuta, Sheba, Rambam)
    • 63+ ISMBS members with 74.5% having >10 years experience and 61.7% performing >100 procedures annually
    • Exceptional safety: 30-day mortality 0.04% (28,755 patients), primary surgery complication rate 3.5%, major complications 1.6%
    • Full procedure range including robotic surgery (da Vinci at Sheba, Hadassah), 4,026 revisions tracked (2013-2016)
    • Long-term outcome limitations: 42.65% mean excess weight loss at 10 years, 47% diabetes remission at 10 years, only 35% maintaining ≥50% excess weight loss

    Read the full Israel report →

  7. 7 Singapore SG 4.5/5 Good Singapore's bariatric surgery program demonstrates world-class infrastructure, surgeon expertise, procedure availability, safety metrics, and international patient services—all meeting Score 5 standards. However, long... Full report
    The evidence behind this score 7 cited points
    • 10+ dedicated bariatric programs across public and private hospital clusters with JCI accreditation
    • Fellowship-trained surgeons with FRCS credentials and OMSSS-IFSO affiliation ensuring international standards compliance
    • Comprehensive procedure range including laparoscopic, robotic, and endoscopic options with revision surgery capability
    • 0.1% 30-day mortality and 4.6% 30-day complication rate meeting international benchmarks
    • Excellent T2DM remission of 71.9-86.9% at one year, with population-specific MDR score validation
    • Mandatory multidisciplinary pre/post-operative care with lifelong follow-up and support groups
    • Extensive international patient infrastructure: 35+ global Patient Assistance Centres, 100,000+ international patients annually, English-primary clinical environment

    Read the full Singapore report →

  8. 8 Thailand TH 4.5/5 Good Thailand demonstrates exceptional bariatric surgery quality that substantially exceeds most Score 5 criteria. The country operates 40+ JCI-accredited facilities with comprehensive programs, offering the full range of ... Full report
    The evidence behind this score 5 cited points
    • 40+ JCI-accredited medical entities with comprehensive bariatric programs—exceeds Score 5 requirement of 10+
    • 0% operative-related mortality and 0.5% overall complication rate in 13-year tertiary care study—well below Score 5 threshold of <0.2% and <5%
    • 77.7% diabetes remission at 24 months, 65.1% hypertension remission—exceeds Score 5 requirement of >60% diabetes remission
    • 64.2% mean excess weight loss at 2 years with 80-90% success rate for gastric bypass—exceeds Score 5 threshold of >70%
    • Multidisciplinary teams including surgeons, nutritionists, psychologists with pre/post-operative care, online follow-up for international patients—comprehensive infrastructure

    Read the full Thailand report →

  9. 9 Turkey TR 4.5/5 Good Turkey's leading internationally accredited bariatric centers demonstrate exceptional quality, with 30+ JCI-accredited facilities offering comprehensive programs, mortality rates of 0.1-0.5% aligning with internationa... Full report
    The evidence behind this score 8 cited points
    • 30+ JCI-accredited facilities specifically for bariatric surgery; 46+ JCI-accredited hospitals total (highest outside US)
    • Multiple SRC Centers of Excellence designations including LIV Hospital; SRC Master Surgeon certifications
    • Mortality rates 0.1-0.5% for laparoscopic procedures at accredited centers, success rates 90-95%
    • Long-term outcomes: 60-80% excess weight loss (exceeds 70% Score 5 threshold), 90% type 2 diabetes improvement (exceeds 60% threshold)
    • Bariatric surgeons with 20+ years experience; high case volumes (100-150+ procedures annually); 15,800 procedures nationally in 2019
    • Over 90% of procedures performed laparoscopically; Da Vinci robotic surgery available at multiple centers
    • Comprehensive multidisciplinary teams; 2-year follow-up programs; extensive international patient services for 1.3M annual medical tourists
    • Red flags: Quality variability with some non-accredited facilities; survey showed 13% of surgeons lack preoperative LMWH prophylaxis; lacks centralized outcome registry; mortality data lacks comprehensive denominator

    Read the full Turkey report →

  10. 10 India IN 4.0/5 Good India demonstrates good bariatric surgery quality with excellent clinical outcomes (0.16% mortality, 3.13% complications, 50-83% excess weight loss, 52-81% diabetes remission) exceeding international benchmarks at maj... Full report
    The evidence behind this score 7 cited points
    • 0.16% mortality rate (18 deaths among 11,568 patients) - at par with international data
    • 3.13% complication rate with excellent safety profile compared to international standards
    • 52.9-81.2% diabetes remission rates and 50-83.3% excess weight loss - exceeding Score 4 benchmarks
    • Max Institute of MAMBS accredited as Founder Center of Excellence by Surgical Review Corporation USA; OSSI Center of Excellence program established 2018
    • Most surgeons performing bariatric surgery lack proper formal training; only 11 bariatric surgeons identified in global survey with acknowledged need for improved long-term follow-up systems
    • Robotic surgery available at major centers (Apollo pioneered 2011, Max has 15 systems and 150+ trained surgeons) with full range of minimally invasive techniques
    • Well-developed international patient services at major centers but with gaps in post-operative follow-up coordination acknowledged in the literature

    Read the full India report →

  11. 11 United Kingdom GB 4.0/5 Good The UK demonstrates exemplary bariatric surgery safety (0.035% in-hospital mortality, 2.9-3.1% morbidity far exceeding Score 5 thresholds) with multiple international accreditations and nationally-mandated comprehensi... Full report
    The evidence behind this score 5 cited points
    • In-hospital mortality of 0.035% across 8,454 procedures (March 2023–April 2025), with 30-day morbidity of 2.9–3.1%, substantially exceeding safety benchmarks
    • Multiple international accreditations including ICE designation (Imperial Weight Centre), SRC Centre of Excellence status (Somerset NHS), and EASO accreditation (UCLH)
    • NICE-mandated multidisciplinary pre-operative assessment for all NHS patients, with comprehensive psychology, nutrition, and medical teams
    • Type 2 diabetes remission of 30–38% at 2 years post-surgery, below Score 5 threshold (>60%) but borderline to Score 4 range (40–60%)
    • UK functions as medical tourism source (NHS patients traveling to Turkey/Eastern Europe) rather than destination; private costs (£8,000–£20,000) uncompetitive against alternatives

    Read the full United Kingdom report →

  12. 12 Germany DE 4.0/5 Good Germany demonstrates excellent bariatric surgery infrastructure with 121 DGAV-certified centers, 130+ qualified surgeons, and world-class safety metrics (0.08% mortality, 4-5% complication rates). However, it falls sh... Full report
    The evidence behind this score 5 cited points
    • 121 DGAV-certified bariatric centers structured across three tiers (Kompetenzzentrum, Referenzzentrum, Exzellenzzentrum) with mandatory 3-year recertification
    • 30-day mortality 0.08% from randomized controlled trial evidence and 4-5% complication rates at ERABS-optimized centers, both meeting international benchmarks
    • Long-term outcomes: 49.5% excess weight loss (sleeve gastrectomy), 61-65% excess weight loss (RYGB), and 75% type 2 diabetes remission (RYGB) at 5+ years
    • S3-level evidence-based clinical guidelines mandating multidisciplinary teams (surgeon, internist, psychologist, nutritionist, diabetologist) and structured follow-up protocols
    • International patient services at major university centers (UKE Hamburg, Heidelberg, Charité, Munich LMU, Ulm) but with informal rather than formally structured cross-border care coordination

    Read the full Germany report →

  13. 13 Jordan JO 4.0/5 Good Jordan demonstrates a well-developed bariatric surgery infrastructure with 5-6 specialized centers, fellowship-trained surgeons with international credentials (including training under world-class pioneers), and excep... Full report
    The evidence behind this score 5 cited points
    • 5-6 dedicated bariatric centers (Jordan Hospital/GBMC, Abdali Hospital, Arab Medical Center, Specialty Hospital, Al Kindi Hospital, King Hussein Medical Hospital) with JCI and HCAC accreditation
    • Dr. Ahmad Bashir (FACS, FASMBS) trained under Dr. Kelvin Higa at UCSF Fresno; founding director of GBMC; Past President of Pan Arab Society for Metabolic and Bariatric Surgery
    • King Hussein Medical Hospital outcomes (n=400, 2023-2024): 3.6% overall complication rate, 0.75% leak rate, 1.25% bleeding rate, zero mortality—exceeding Score 5 safety thresholds
    • Comprehensive procedures: sleeve gastrectomy, RYGB, mini-bypass, banding, SASI bypass, duodenal switch, plus endoscopic options; revisional surgery routinely available; laparoscopic is universal standard
    • Multidisciplinary teams at leading centers include surgeons, endocrinologists, gastroenterologists, dietitians, psychologists, bariatric nurses, physical therapists, cardiologists, pulmonologists, anesthesiologists, interventional radiologists, and plastic surgeons; JSOS formally collaborates with endocrinology, gastroenterology, and dietitian societies

    Read the full Jordan report →

  14. 14 South Korea KR 4.0/5 Good South Korea demonstrates good bariatric surgery quality with solid infrastructure, exceptional safety records (zero mortality 2019-2022, 0.5-0.9% morbidity), and adequate surgical capacity (68 certified surgeons, 5-6 ... Full report
    The evidence behind this score 7 cited points
    • Zero mortality rate from 2019-2022 with only 0.5-0.9% morbidity, well below international benchmarks
    • 68 certified bariatric surgeons with 5-6 high-volume centers performing 50+ procedures annually each
    • 98.5% laparoscopic technique adoption with robotic-assisted surgery available at major centers
    • Excess weight loss of 68.3% at mean 25-month follow-up, meeting good outcome standards
    • Mandatory multidisciplinary pre/post-operative care including endocrinology, nutrition, and mental health
    • Multiple JCI-accredited hospitals (Yonsei Severance, Gangnam Severance) with KSMBS accreditation system
    • Growing international patient services with significant cost advantages ($6,000-$25,000 vs $11,000-$20,000 in UK)

    Read the full South Korea report →

  15. 15 Malaysia MY 4.0/5 Good Malaysia demonstrates excellent infrastructure with 10+ specialized bariatric centers, 62+ active surgeons including fellowship-trained leaders, full procedure availability with robotic and endoscopic options, and pub... Full report
    The evidence behind this score 6 cited points
    • 10+ specialized bariatric centers with JCI/MSQH accreditation (Cengild, Sunway, Prince Court, Gleneagles, KPJ, Island Hospital, Thomson, Pantai, Regency, Subang Jaya, Ara Damansara)
    • Malaysian Metabolic and Bariatric Surgery Society comprises ~62 active surgeons; 32 registered in IFSO-APC with fellowship training in France, Taiwan, India
    • PLOS ONE study (1,000 consecutive patients, 2019–2020): zero major complications, <1% readmission rate, 35% total body weight loss at 12 months, 62% hypertension remission
    • T2DM remission rate 15.9% complete remission—notably below international benchmarks of 40–60%, acknowledged in report as red flag
    • Full procedure range including robotic-assisted surgery and endoscopic sleeve gastroplasty (first performed December 2024); strong multidisciplinary teams at major centers
    • Mature medical tourism infrastructure via Malaysia Healthcare Travel Council; 1.84 million international patients (2025); sleeve gastrectomy packages from RM 25,000 (~USD 5,300), 60–75% savings versus USA/Singapore

    Read the full Malaysia report →

  16. 16 Poland PL 4.0/5 Good Poland achieves a Score 4 (Good) based on exceptional clinical safety outcomes (0.057% in-hospital mortality, 6.0% complication rate), strong 10-year follow-up data (59.2% excess weight loss, 70.8% diabetes remission)... Full report
    The evidence behind this score 5 cited points
    • In-hospital mortality 0.057% for 2017–2022 (NFZ data) — well below 0.2–0.5% threshold for Score 4
    • BARI-10-POL 10-year multicenter study: 59.2% excess weight loss, 70.8% type 2 diabetes remission, 6.0% overall complication rate (3.3% severe)
    • 41 SCMiB-certified bariatric surgeons nationally; certification requires 100+ independent procedures plus formal exams
    • 54 active bariatric centers (2023) including 18 government-backed KOS-BAR centers providing mandated multidisciplinary care (59.3% of procedures)
    • Well-developed medical tourism infrastructure: KCM Clinic (4,800+ international patients from 70+ countries), Allmedica (20,000+ patients annually), Szpital na Klinach International Clinic with coordinators, accommodation, multilingual support; UK, Germany top source markets

    Read the full Poland report →

  17. 17 Japan JP 3.5/5 Moderate Japan demonstrates world-class clinical outcomes in bariatric surgery—0.1% mortality, 66–80% five-year excess weight loss, and 75.6–91% diabetes remission rates—alongside the IFSO International Center of Excellence de... Full report
    The evidence behind this score 5 cited points
    • 0.1% mortality across 3,669 cumulative procedures (2000–2019), meeting excellent safety standards
    • Five-year excess weight loss outcomes of 66–80% and diabetes remission rates of 75.6–91%, exceeding international benchmarks
    • Only 27 JSTO-certified centers nationwide with 16 of 47 prefectures having zero certified facilities, indicating geographic disparity
    • YMC Weight Loss and Metabolic Surgery Center holds sole IFSO International Center of Excellence designation in Japan and explicitly serves international patients with English-speaking surgeons
    • Single recognized bariatric surgery fellowship program as of early 2020s creates systemic training bottleneck; full specialist workforce count not publicly aggregated

    Read the full Japan report →

  18. 18 Hungary HU 3.5/5 Moderate Hungary demonstrates competent bariatric surgery infrastructure with 7-10 centers, JCI-accredited facilities, and internationally trained surgeons (particularly Dr. Péter Vasas with UK fellowship training and current ... Full report
    The evidence behind this score 5 cited points
    • Seven to ten private bariatric clinics in Budapest; Liv Duna Medical Center and Wáberer Medical Center hold JCI accreditation, but no ASMBS or IFSO Centers of Excellence designations identified
    • Fellowship-trained surgeon pool likely fewer than 10 nationally; Dr. Péter Vasas holds UK Bariatric Fellowship, MRCS, PhD, and editorial board position at *Obesity Surgery*; Dr. Zsolt Baranyai is President of HBMSA and former Semmelweis consultant
    • Dr. Vasas reports 800+ bariatric surgeries with 0% anastomosis leak rate and 0% operative mortality; Tulsulycentrum reports 990+ surgeries with 0% leakage — self-reported figures consistent with international benchmarks but without independent national registry verification
    • Full range of procedures available (bypass, sleeve, band, revision) with laparoscopic standard; robotic bariatric surgery not yet established; expected outcomes 70-80% excess weight loss within 18-24 months
    • Multidisciplinary support (psychology, diabetology, nutrition) available at leading centers; limited formalized long-distance follow-up coordination for international patients; cost advantage of 60-70% below Western Europe with minimal wait times

    Read the full Hungary report →

  19. 19 Mexico MX 3.5/5 Moderate Mexico demonstrates strong bariatric surgery infrastructure with 5-9 internationally accredited centers and experienced surgeons at leading facilities achieving excellent outcomes (0.08% mortality, 70-77.6% excess wei... Full report
    The evidence behind this score 7 cited points
    • 5-9 specialized bariatric centers with JCI and SRC international accreditation (Obesity Control Center, LIMARP, Endohospital)
    • Mortality rate of 0.08-0% for primary procedures, well below international thresholds
    • Peer-reviewed study showing 9.8% early and 12.2% late complication rates
    • Weight loss outcomes of 70-77.6% excess weight loss at 12-24 months, exceeding 4 standard
    • Significant training variability: less than half of surveyed bariatric surgeons had 12-month formal training
    • Documentation of 91 patients requiring U.S. hospital care for postoperative complication management
    • Multiple top surgeons with international credentials and exceptional case volumes (12,000+ laparoscopic procedures documented)

    Read the full Mexico report →

See the full ranking, the 1–5 rubric and the reports →