Australian weight loss + bariatric FAQ

Sleeve gastrectomy $18,000–$25,000 fully self-pay. With private health insurance: $8,000–$18,000 out-of-pocket. Roux-en-Y gastric bypass $20,000–$30,000 fully self-pay. Adelaide is consistently Australia's lowest-cost capital. Public hospital bariatric surgery exists but 2–5 year waitlists are typical. See our health-fund coverage guide.

Australian guidelines: BMI 35+ with weight-related health conditions (Type 2 diabetes, hypertension, sleep apnoea, severe joint disease, NASH), OR BMI 40+ regardless. You'll need assessment by a bariatric surgeon, dietitian, psychologist + sometimes endocrinologist. Most surgeons require evidence of previous medical weight-loss attempts. See our BMI calculator.

Sleeve gastrectomy is ~60–70% of Australian primary bariatric procedures — best for most adults with BMI 35–50, minimal anatomical complexity. Roux-en-Y gastric bypass (15–20%) is recommended for severe reflux + diabetes-dominant patients. Lap-band is now rarely performed as a primary procedure — long-term data is poor + revision rates high. Mini-bypass / SADI-S are advanced procedures at specialist centres only.

Australia + NZ Metabolic and Obesity Surgery Society — the peak professional society for bariatric surgeons. Membership requires FRACS qualification, current bariatric practice + adherence to ANZMOSS Position Statements. ~85–90% of high-volume Australian bariatric surgeons are members. Strongest professional credential signal short of AHPRA registration.

Documented volume-outcome relationship. Surgeons performing 100+ sleeve gastrectomies / bypasses per year have measurably better complication rates than surgeons performing under 50/year. Ask directly: "How many of this specific procedure have you personally done in the last 12 months?" A high-volume surgeon will answer comfortably. A vague answer is a signal.

For bariatric surgery, hospital matters as much as surgeon. Look for: dedicated bariatric ward, in-house bariatric dietitian + psychologist, 24/7 anaesthetist coverage with bariatric experience, established leak-rescue + bleed-rescue protocols. Epworth Eastern (Australia's largest dedicated bariatric centre), Westmead Private, Hollywood Private + similar are the gold-standard hospitals. See our pre-op checklist.

Options include GP-led or specialist medical weight-loss programs (which may include a prescription medicine where a clinician considers it appropriate), accredited dietitian-led programs, and structured multidisciplinary programs. Prescription weight-loss medicines are Schedule 4 (prescription only). Whether any option is right for you is a clinical decision for your doctor — this directory does not recommend any medicine.

Generally no for weight loss. Some medicines in this class are PBS-subsidised only for type 2 diabetes under specific clinical criteria; for weight management they are usually paid privately. Your GP can explain what applies to your situation.

It depends on your BMI, weight-related health conditions, previous attempts and preferences. A GP or specialist can assess what is appropriate. Use our directory to compare local providers and their credentials, then get individual advice.

AHPRA Specialist Register (mandatory surgeon registration). ANZMOSS member directory. TGA-approved supply chain data for medications. Clinic-published cost data. See our methodology + press kit for downloadable CSVs.

Yes — entirely free. No sign-up, no email capture, no paid placements. We make money via display advertising + a (planned) premium provider profile tier. Rankings are not for sale.

No. Operated by Boring Ventures Pty Ltd (ABN 67 671 943 758), an independent Australian company. No commercial relationship with Eli Lilly, Novo Nordisk or any specific clinic. All ranking + comparison logic is published transparently in our methodology.