Episode of admitted patient care—procedure, code (ACHI 11th edn) NNNNN-NN

Identifying and definitional attributes
Metadata item type:	Data Element
Short name:	Procedure
METEOR identifier:	699716
Registration status:	Health, Superseded 20/10/2021 Tasmanian Health, Standard 08/04/2019
Definition:	A clinical intervention represented by a code that: is surgical in nature, and/or carries a procedural risk, and/or carries an anaesthetic risk, and/or requires specialised training, and/or requires special facilities or equipment only available in an acute care setting.
Context:	This metadata item gives an indication of the extent to which specialised resources, for example, human resources, theatres and equipment, are used. It also provides an estimate of the numbers of surgical operations performed and the extent to which particular procedures are used to resolve medical problems. It is used for classification of episodes of acute care for admitted patients into Australian refined diagnosis related groups.
Data Element Concept:	Episode of admitted patient care—procedure
Value Domain:	Procedure code (ACHI 11th edn) NNNNN-NN

Value domain attributes
Representational attributes
Classification scheme:	Australian Classification of Health Interventions (ACHI) 11th edition
Representation class:	Code
Data type:	String
Format:	NNNNN-NN
Maximum character length:	8

Data element attributes
Collection and usage attributes
Collection methods:	Record and code all procedures undertaken during the episode of care in accordance with the ACHI (11th Edition). Procedures are derived from and must be substantiated by clinical documentation.
Comments:	The Independent Health and Aged Care Pricing Authority advises the National Health Data and Information Standards Committee of relevant changes to the ACHI.
Source and reference attributes
Submitting organisation:	Independent Health and Aged Care Pricing Authority
Origin:	Australian Consortium for Classification Development National Health Information Standards and Statistics Committee
Relational attributes
Related metadata references:	Supersedes Episode of admitted patient care—procedure, code (ACHI 10th edn) NNNNN-NN Health, Superseded 12/12/2018 Independent Hospital Pricing Authority, Recorded 04/08/2016 Tasmanian Health, Superseded 08/04/2019 Has been superseded by Episode of admitted patient care—intervention, code (ACHI Twelfth edition) NNNNN-NN Health, Standard 20/10/2021 Is used in the formation of Episode of admitted patient care—diagnosis related group, code (AR-DRG v 10.0) ANNA Tasmanian Health, Standard 19/06/2020
Implementation in Data Set Specifications: All attributes +	Admitted patient care clinical related data elements (TDLU) cluster Tasmanian Health, Standard 18/05/2021 Admitted patient care NMDS 2019-20 Health, Superseded 18/12/2019 DSS specific attributes + Implementation start date: 01/07/2019 Implementation end date: 30/06/2020 DSS specific information: As a minimum requirement, procedure codes must be valid codes from the Australian Classification of Health Interventions (ACHI) procedure codes and validated against the nationally agreed age and sex edits. More extensive edit checking of codes may be utilised within individual hospitals and state and territory information systems. An unlimited number of diagnosis and procedure codes should be able to be collected in hospital morbidity systems. Where this is not possible, a minimum of 20 codes should be able to be collected. Record all procedures undertaken during an episode of care in accordance with the ACHI (11th Edition) Australian Coding Standards. The order of codes should be determined using the following hierarchy: procedure performed for treatment of the principal diagnosis procedure performed for the treatment of an additional diagnosis diagnostic/exploratory procedure related to the principal diagnosis diagnostic/exploratory procedure related to an additional diagnosis for the episode of care. Admitted patient care NMDS 2020–21 Health, Superseded 05/02/2021 DSS specific attributes + Implementation start date: 01/07/2020 Implementation end date: 30/06/2021 DSS specific information: As a minimum requirement procedure codes must be valid codes from the Australian Classification of Health Interventions (ACHI) procedure codes and validated against the nationally agreed age and sex edits. More extensive edit checking of codes may be utilised within individual hospitals and state and territory information systems. An unlimited number of diagnosis and procedure codes should be able to be collected in hospital morbidity systems. Where this is not possible, a minimum of 20 codes should be able to be collected. Record all procedures undertaken during an episode of care in accordance with the ACHI (11th edition) Australian Coding Standards. The order of codes should be determined using the following hierarchy: procedure performed for treatment of the principal diagnosis procedure performed for the treatment of an additional diagnosis diagnostic/exploratory procedure related to the principal diagnosis diagnostic/exploratory procedure related to an additional diagnosis for the episode of care. Admitted patient care NMDS 2021–22 Health, Superseded 20/10/2021 DSS specific attributes + Implementation start date: 01/07/2021 Implementation end date: 30/06/2022 DSS specific information: As a minimum requirement procedure codes must be valid codes from the Australian Classification of Health Interventions (ACHI) procedure codes and validated against the nationally agreed age and sex edits. More extensive edit checking of codes may be utilised within individual hospitals and state and territory information systems. An unlimited number of diagnosis and procedure codes should be able to be collected in hospital morbidity systems. Where this is not possible, a minimum of 20 codes should be able to be collected. Record all procedures undertaken during an episode of care in accordance with the ACHI (11th edition) Australian Coding Standards. The order of codes should be determined using the following hierarchy: procedure performed for treatment of the principal diagnosis procedure performed for the treatment of an additional diagnosis diagnostic/exploratory procedure related to the principal diagnosis diagnostic/exploratory procedure related to an additional diagnosis for the episode of care. Tasmanian Admitted Patient Data Set - 2019 Tasmanian Health, Superseded 17/06/2020 DSS specific attributes + Implementation start date: 01/07/2019 Implementation end date: 30/06/2020 Tasmanian Admitted Patient Data Set - 2020 Tasmanian Health, Standard 10/07/2020 DSS specific attributes + Implementation start date: 01/07/2020 Implementation end date: 30/06/2021
Implementation in Indicators:	Used as Numerator National Healthcare Agreement: PB f–By 2014–15, improve the provision of primary care and reduce the proportion of potentially preventable hospital admissions by 7.6 per cent over the 2006-07 baseline to 8.5 per cent of total hospital admissions, 2022 Health, Standard 24/09/2021 National Healthcare Agreement: PI 18–Selected potentially preventable hospitalisations, 2022 Health, Standard 24/09/2021 National Healthcare Agreement: PI 23–Unplanned hospital readmission rates, 2022 Health, Standard 24/09/2021 Used as Disaggregation National Healthcare Agreement: PI 23–Unplanned hospital readmission rates, 2022 Health, Standard 24/09/2021 Used as Denominator National Healthcare Agreement: PI 23–Unplanned hospital readmission rates, 2022 Health, Standard 24/09/2021