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Greater London
10 NHS trusts in London publish General Internal Medicine Service waiting times for May 2026, with 8,181 patients waiting between them. The shortest median wait is 4 weeks at Chelsea and Westminster Hospital NHS Foundation Trust; the longest is 35 weeks at Lewisham and Greenwich NHS Trust.
In England you can ask to be referred to any of these trusts — you are not restricted to the nearest one.
NHS trusts only, ranked by median wait. Regions are inferred from each trust's postcode — see methodology.
All General Internal Medicine Service trusts across England →
General Internal Medicine Service in other regions:
Source: NHS England Referral-to-Treatment statistics, May 2026. Incomplete pathways, median wait per trust. Open Government Licence v3.0.