Look-ups for clinical coding systems used in the Primary care data and maps between different coding systems used in the generation of the First occurrence data-fields. The data are provided in an Excel workbook with further information on the versions and sources of these data given in an included PDF document.

Note that version 1 contained some corrupted codes due to inappropriate auto-formatting within Excel.

This resource is not suitable for displaying within a web-browser.
It can be downloaded or viewed using the link: primarycare_codings.zip

If you have wget available (typically on linux systems), then you can also obtain a copy using the command

 wget  -nd  biobank.ndph.ox.ac.uk/ukb/ukb/auxdata/primarycare_codings.zip