Ranking Methodology

How we evaluate, describe, and feature bariatric centers — including the criteria we consider and how qualitative scoring is applied.

Last reviewed: June 2026

What This Methodology Is — and Is Not

Our evaluations are educational comparisons, not independent third-party certifications. We do not award medical accreditation, and we do not claim to identify a single 'best' provider. Instead, we describe how centers compare across publicly verifiable criteria so patients can shortlist providers to research further.

Featured and evaluated centers are selected based on documented criteria below, not on advertising spend alone. Any commercial relationship is disclosed.

Evaluation Criteria

We consider the following factors when describing and comparing a bariatric program. Each is weighted toward patient safety and verifiable information:

  • Accreditation status — recognized hospital and surgical accreditations (e.g., JCI, SRC, ISO, national standards).
  • Years in operation — length of continuous bariatric practice and institutional stability.
  • Published outcomes — availability of complication rates, readmission data, and outcome reporting.
  • Surgeon qualifications — board certification, bariatric specialization, and case volume.
  • Follow-up programs — structured post-operative care, nutrition, and long-term monitoring.
  • International patient support — coordination, language access, and aftercare for travelers.
  • Transparency — clarity of pricing, credentials, and willingness to share verifiable data.

How Rankings Are Determined

Rankings are determined by reviewing publicly available and provider-supplied information across the factors below. No single factor determines placement; safety and verifiable transparency are weighted most heavily.

  • Accreditation
  • Published outcomes
  • Surgeon experience
  • Program structure
  • Follow-up support
  • Educational transparency
  • Patient resources
  • Safety infrastructure

Important Statement

Rankings are educational and informational only and should not be interpreted as endorsements or guarantees of outcomes.

How Scoring Works

Each criterion is assessed qualitatively as Strong, Adequate, or Limited based on documentation we can verify. We do not assign a single numeric 'overall score' that implies false precision; weight-loss surgery decisions depend on individual clinical factors that no ranking can capture.

Safety-related criteria (accreditation, surgeon qualifications, outcome reporting, and follow-up) carry the most weight. Convenience and support factors are considered secondary. Where verifiable data is unavailable, the criterion is marked as 'not disclosed' rather than estimated.

Updates and Review Cadence

Comparative information is reviewed at least annually and whenever a provider's accreditation status materially changes. Each page shows a 'last reviewed' date. Readers who identify outdated or inaccurate information can request a correction.

Sources

We rely on publicly available accreditation databases, provider-published materials, and recognized clinical guidelines. We do not use anonymous ratings or unverified third-party reviews as ranking inputs.

References

Sources reviewed include:

  • ASMBS
  • IFSO
  • NIH
  • PubMed
  • Joint Commission International
  • Surgical Review Corporation
  • Global Healthcare Accreditation
View Evidence Library

Medical Review

Reviewed By

Dr. Ariel Ortiz, MD, FACS, FASMBS

Founder, Obesity Control Center

Last Reviewed: June 2026

This content is educational and does not constitute medical advice, diagnosis, or treatment. Treatment decisions should be individualized and made with a qualified healthcare professional. A medical evaluation is required. Results vary.