Should I use insurance or self-pay for a private CT scan?
How the insured and self-pay routes differ, and what to check before you book.
England
Independent
Not a clinic
Not the NHS
Last reviewed 21 October 2026. Prices checked 7 October 2026.
It depends on your policy. Insurers usually pay for a CT only with a referral, often from a specialist, and pre-authorisation before you book (AXA Health, checked 21 October 2026). Self-pay skips the insurer but still needs a referrer. On 7 October 2026 one-area self-pay prices started from £359 to £445. See CT scan cost.
Insurer rules come from the insurers' own pages, read on 21 October 2026. Your policy wording is what counts, and plans differ. Self-pay prices are on CT scan cost. A listed insurer or centre is not a partner of ours. Full list on Sources.
What should you know before you ask for a CT?
This is not medical advice. We cannot tell you whether you need a CT scan. CT uses ionising radiation, so the law says every scan must be justified: a practitioner at the centre must decide the benefit outweighs the risk, using the details your referrer supplies (IR(ME)R 2017). No centre can promise a scan without that check, and a centre can say no. Some centres ask their own clinician to confirm the scan is appropriate. Many still want a letter from your GP or a specialist.
Insured scans need a referral and pre-authorisation from your insurer before you book. Contrast dye is often extra and is not for everyone. A centre may ask for a kidney-function blood test first, and you should tell it about allergies, kidney problems or diabetes medicine.
Chest pain, sudden shortness of breath, signs of a stroke, a head injury, or coughing up blood are not for this website or its form. Call 999.
How do you get a private CT scan in four steps?
Body area. Name the one area to be scanned. Each extra area usually costs more.
Referral rule. Check who will refer you: your GP or specialist, or the centre's own clinician. Read referral.
What the price includes. Ask whether the report, contrast and any consultation are in the price. See cost.
Ask one centre to contact you. Use the form. Nothing is booked until you agree a time and price with the centre.
What does an insurer usually need before a CT scan?
Most insurers want a referral and their agreement before the scan. Bupa asks you to see a GP, ask for an open referral that names the speciality, then call for a pre-authorisation code with your membership number, when your symptoms began and when you first saw a GP (Bupa, checked 21 October 2026). AXA Health says most insurers only cover scans when a specialist refers you, and some send you to a hospital or scanning centre they choose (AXA Health, checked 21 October 2026).
Give the code to the centre before you are booked. Without it, the bill may come to you.
When might insurance not cover a CT scan?
AXA Health lists the common gaps, checked 21 October 2026:
GP-only referral. A scan your GP orders directly is not usually covered.
Wrong centre. Some plans only pay at centres on their list.
Symptoms you already had. Policies are designed for new conditions, so scans for symptoms you had when cover started are not usually covered.
Outpatient limits. Scans may count towards an annual outpatient limit. Once it is used up, you pay or use the NHS.
Your excess also applies. Read your own policy handbook or ask your insurer.
When does self-pay make sense?
Self-pay can suit you if you have no insurance, your policy excludes the scan, your outpatient limit is used up, or the insurer's route would take longer than you want. You agree a price with the centre. Add up the scan, contrast if you need it, the report and any consultation. See what the price includes.
You still need a referrer. Under IR(ME)R 2017 a practitioner must justify every CT, so a centre can say no.
Can I go back to the NHS after paying privately?
Yes. Paying for private care does not end your NHS care. Government guidance says NHS patients who choose to buy private care keep their entitlement to NHS services, and private and NHS care should be kept as separate as possible (GOV.UK guidance, opened 21 October 2026). Tell your GP and your NHS team about any private scan so the report can be used. Do not cancel an NHS appointment until you have spoken to them.
Questions and answers
Will my health insurance pay for a CT scan?
Only if your policy covers diagnostic scans and your insurer agrees before you book. AXA Health says most insurers cover scans only when a specialist refers you, and some need you to use a centre they choose, checked 21 October 2026. Check your own policy documents.
Can I self-pay and claim the money back from my insurer later?
Do not count on it. Bupa and AXA Health both ask you to contact them for pre-authorisation before treatment, checked 21 October 2026. A scan you book and pay for first may not be refunded.
Is self-pay quicker than claiming?
It can be, because there is no insurer step. You still need a referrer, and the centre must decide the scan is justified. On 7 October 2026 one-area self-pay prices on centres' own pages started from £359 to £445.
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