Mounjaro NHS Criteria: What You Need to Know Before Applying

The biggest myth: a high BMI alone gets you Mounjaro on the NHS

Many people arrive at their GP assuming that a BMI over 40 is the key that opens the door to tirzepatide on the NHS. It is not, at least not on its own. NICE's recommendation (TA1026, published December 2024 and updated September 2025) sets out phased eligibility thresholds, and the current phase requires both a BMI of 40 or above and four or more conditions from a fixed list of five: high blood pressure, dyslipidaemia (raised cholesterol or triglycerides), obstructive sleep apnoea, cardiovascular disease, and type 2 diabetes. If you have three of those five, you don't qualify under the current cohort, even with a BMI of 45. That surprises a lot of people.

The five-condition requirement reflects the phased nature of the NHS rollout. NICE TA1026 and NHS England's commissioning guidance detail how eligibility broadens incrementally, allowing the health service to manage demand on specialist weight management services. You can read the full recommendation set on NICE's TA1026 guidance page.

One quick thing worth doing right now: pull up our summary of the NHS Mounjaro criteria for 2025 and count your qualifying conditions honestly before your GP appointment. It takes under a minute and means you walk in knowing where you stand rather than finding out mid-conversation.

How the NHS phased rollout actually works

The rollout is structured around cohorts that broaden over time. From June 2025, the first cohort opened: BMI 40 or above with four or more of the five qualifying conditions. A second cohort activated on 23 June 2026, covering adults with a BMI between 35 and 39.9 alongside four or more conditions. A further phase, expected around March 2027, will extend to those with a BMI of 40 or above and three qualifying conditions.

From 1 April 2026, some GP practices have been able to prescribe tirzepatide directly under the updated GP contract (QOF 2026/27). Participation is optional for practices, so whether your surgery offers this depends entirely on where you are. NHS England's detailed information on weight management injections outlines what wraparound care patients must access alongside the medicine. Every NHS patient receiving tirzepatide must engage with a supported diet and activity programme, the medicine does not come as a standalone prescription.

If you want a closer look at how criteria have shifted since the original NICE recommendation, our page on how the NHS Mounjaro criteria changed in 2026 traces the timeline in detail.

What happens when you don't meet the NHS criteria right now

Not meeting the current NHS thresholds is genuinely frustrating, particularly for people who have struggled with their weight for years and can see tirzepatide's trial results, an average body-weight reduction of around 20–21% at the highest dose over 72 weeks, as reported in SURMOUNT-1 in the New England Journal of Medicine. The clinical case for treatment doesn't disappear just because a cohort threshold hasn't opened yet.

A private prescription through a GPhC-registered online pharmacy is the legal alternative. The licensed eligibility for private prescribing is broader: adults with a BMI of 30 or above, or 27 or above with at least one weight-related condition, may be assessed. Tirzepatide is still a prescription-only medicine on the private route, you cannot simply buy Mounjaro over the counter, and any seller offering it without a prescription is acting outside the law.

For context on what private treatment involves and costs, our overview of Mounjaro weight loss NHS criteria and the Mounjaro treatment page explain both routes side by side. You can also read more about how to access Mounjaro online through a regulated UK pharmacy. The private route has no waiting list, but clinical assessment by a prescriber is still required before any treatment is dispensed.

Private assessment through a registered UK pharmacy

At nume, every consultation is read the same day by a GPhC-registered Independent Prescriber, a real clinician, not an automated system. If treatment is clinically suitable and your order is placed before midday, your prescription is dispatched the same day and arrives free by DPD the following working day, in plain unbranded packaging.

You can verify our pharmacy on the GPhC register at any point, our premises registration number is 9012878, searchable directly on the GPhC pharmacy register. That's a useful check to run on any online pharmacy before you hand over personal health information.

Weight is a health condition shaped by biology. If the NHS door is not open to you yet, there is a clinically rigorous private route available. Our prescribers can assess whether Mounjaro is appropriate for your situation. Speak to our prescribers through a free consultation to find out where you stand.