How long is the NHS wait for colonoscopy in the W postcode area?

Patients living in the W postcode area (West London) are typically referred to Imperial College Healthcare NHS Trust or Chelsea and Westminster Hospital NHS Foundation Trust. The current median NHS wait for colonoscopy across these trusts is approximately 10 weeks. The 92nd percentile (long-tail) wait can extend to 22 weeks. There are 5,348 patients currently waiting on the Gastroenterology pathway across these trusts.

Which NHS trust covers the W postcode?

W postcodes are primarily served by Imperial College Healthcare NHS Trust and Chelsea and Westminster Hospital NHS Foundation Trust. NHS England publishes waiting time data per trust, not per postcode, so this is the closest accurate breakdown for West London residents. Under NHS Patient Choice rules you can also ask your GP to refer you to a different trust with a shorter wait — this is your legal right.

How much does private colonoscopy cost near West London?

Private colonoscopy in the UK typically costs £1,300–£2,800, with a typical price around £1,850. Most major UK cities have private hospitals from Spire, Nuffield, Circle, or HCA Healthcare offering this procedure with a typical wait of 2–4 weeks. Always confirm the exact total cost (including consultation, surgery, anaesthesia, follow-ups) before booking.

Will going private affect my NHS care if I live in W?

No. You can self-fund private treatment without losing your place on the NHS waiting list and without affecting your future NHS care. Many patients use private providers to access faster surgery while keeping the NHS option as a free backup.

Can I be referred to an NHS trust outside the W area?

Yes. Under NHS Patient Choice rules you can ask your GP to refer you to any NHS trust in England — not just the one closest to your home. If a trust elsewhere has a shorter waiting list, you can request a referral there. Travel costs for treatment further from home are your own responsibility.

Colonoscopy in the W postcode area

If you live in the W postcode area (West London), your GP will most likely refer you to Imperial College Healthcare NHS Trust or Chelsea and Westminster Hospital NHS Foundation Trust. The current median NHS wait for colonoscopy is 10 weeks. Private treatment from £1,300.

NHS

Faster than the national average

10 weeks

Median wait for W residents

92nd percentile wait:: 22 weeks
Patients waiting:: 5,348
Seen within 18 weeks:: 2331%

Free at the point of use. Aggregated from 2 NHS trusts.

Private

Days, not weeks

£1,850

Typical UK private price

Lowest published:: £1,300
Highest published:: £2,800
Typical wait:: 2–4 weeks

Self-fund or use health insurance. Major UK groups: Spire, Nuffield, Circle, HCA.

How postcode waits work: NHS England publishes wait times per NHS trust, not per postcode. We have mapped W postcodes to the trusts that most commonly accept West London residents. Your actual wait depends on which trust your GP refers you to — and under NHS Patient Choice you can ask to be referred to any trust in England, not just the local one.

NHS trusts serving W postcodes

NHS Trust	Median wait	92nd %ile	Patients waiting	< 18 wks
Imperial College Healthcare NHS Trust RYJ	10 wk	21 wk	3,597	3179%
Chelsea and Westminster Hospital NHS Foundation Trust RQM	10 wk	22 wk	1,751	1482%

See the full West London city breakdown

Treatcompare also publishes a per-city version of this comparison with full NHS trust details and city-wide aggregates.

Colonoscopy in West London →

Colonoscopy in the W postcode area

NHS trusts serving W postcodes

See the full West London city breakdown

Other postcode areas in London

Other procedures for W postcodes