OpenCodelists

Welcome to OpenCodelists, created by OpenSAFELY for creating and sharing codelists.

Anybody can also use this tool to create and share codelists. To get started, take a look at the documentation or watch the videos.

If you would like to publish codelists on behalf of an organisation, please get in touch.

Below, you'll find all the codelists we have used in OpenSAFELY research to date.


All codelists


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Booster Men B vaccination codes by another healthcare provider SNOMED CT

Taken from the MENBVACOHPBOOST_COD refset published by NHSD.

Bowel cancer screening evidenced results (firm results only) SNOMED CT

Taken from the COLCANSCREV_COD refset published by NHSD.

Branded desogestrel BNF
Published by OpenPrescribing
Branded eye drops BNF
Published by OpenPrescribing
Breast cancer screening codes SNOMED CT

Taken from the BRCANSCR_COD refset published by NHSD.

Breathlessness SNOMED CT

Asthma exacerbations codes derived by Hannah Whittaker (Imperial College London) and reviewed by Jenni Quint (Imperial College London) for CONVALESENCE Long Covid EHR project

Brief intervention for excessive alcohol consumption codes SNOMED CT

Taken from the ALCBRINT_COD refset published by NHSD.

Brief intervention for excessive alcohol consumption declined codes SNOMED CT

Taken from the ALCBRINTDEC_COD refset published by NHSD.

CKD stage SNOMED CT
Published by UK Renal Registry
CKD stage 5 (ICD-10) ICD-10

Taken from the CKD stage 5 tab of the Population Risk COVID-19 Treatments code list v1.3, published by NHS Digital, 2021-12-13.

Published by NHS Digital
CKD stage 5 (SNOMED CT) SNOMED CT

Taken from the CKD stage 5 tab of the Population Risk COVID-19 Treatments code list v1.3, published by NHS Digital, 2021-12-13.

Published by NHS Digital
CKD stage 5 codes SNOMED CT

Taken from the CKD5_COD refset published by NHSD.

COPD Read V2
Published by QMUL Multimorbidity
COPD - secondary care ICD-10

Identifies COPD hospital admissions.

Published by OpenSAFELY
COPD Infection CTV3

Codes indicating a diagnosis of COPD exacerbation or a LRTI infection

Published by OpenSAFELY