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 that have been used in OpenSAFELY research to date.

All codelists


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Doxycycline (tetracyclines) dm+d
Doxycycline codelist extracted from tetracyclines codelist
Published by UKHSA
Doxycycline medication BNF
Published by OpenSAFELY
Drug treatment for epilepsy dm+d
Taken from the `EPILDRUG_COD` NHS drug refset. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Published by NHS Drug Refsets
Drugs which increase the risk of vitamin D deficiency dm+d
This codelist aims to identify drugs that substantially increase the risk of vitamin D deficiency when administered on a long-term basis.
Published by OpenSAFELY
Dry powder inhaler drug codes indicated for asthma or chronic obstructive pulmonary disease dm+d
Taken from the `DRYPWDINHDRUG_COD` NHS drug refset. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Published by NHS Drug Refsets
Dry powder inhaler not indicated codes SNOMED CT
Taken from the `DRYPWDINHNI_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Dual energy X-ray absorptiometry (DXA) scan result of osteoporotic without a value codes SNOMED CT
Taken from the `DXA_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Dual energy X-ray absorptiometry (DXA) scan result of osteoporotic without a value codes (obsolete) SNOMED CT
Taken from the `DXA_COD` refset published by NHSD.
Dual energy X-ray absorptiometry (DXA) scan result with a T score value codes SNOMED CT
Taken from the `DXA2_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Dual energy X-ray absorptiometry (DXA) scan result with a T score value codes (obsolete) SNOMED CT
Taken from the `DXA2_COD` refset published by NHSD.
Dulaglutide dm+d
This codelist aims to identify the prescribing of dulaglutide.
Published by OpenSAFELY
Dutch Lipid Clinic Network Codes SNOMED CT
Taken from the `DULIPID_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Dyslipidemia SNOMED CT
This codelist aims to identify patients who have dyslipidemia.
Published by OpenSAFELY
Dyspepsia ICD10 ICD-10
Dyspepsia ICD10 codes
Dyspepsia SNOMED SNOMED CT
Dyspepsia SNOMED codes