ExperimentalWe used data and feedback to make a user-friendly site. We’d love your feedback.
Back to data.ca.gov.

Hospital Inpatient - Diagnosis, Procedure, and External Cause Codes

This dataset contains statewide counts for every diagnosis, procedure, and external cause of injury/morbidity code reported on the hospital inpatient data. Diagnosis codes are reported using ICD-9-CM or ICD-10-CM. Procedure codes are reported using ICD-9-CM or ICD-10-PCS. External cause of injury/morbidity codes are reported using ICD-9-CM or ICD-10-CM. ICD-10 replaced ICD-9, effective October 1, 2015.

Data files

Data title and descriptionAccess dataFile detailsLast updated

All resource data

DownloadZIP
08/29/24

Supporting files

Data title and descriptionAccess dataFile detailsLast updated

2023 Hospital Inpatient – Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
10/02/24

2023 Hospital Inpatient – Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
10/02/24

2023 Hospital Inpatient – External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. Up to 12 external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
10/02/24

2022 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
10/03/23

2022 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
10/03/23

2022 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. Up to 12 external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
10/03/23

2021 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2021 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2021 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. Up to 12 external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2020 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2020 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2020 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. Up to 12 external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2019 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2019 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2019 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. Up to 12 external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2018 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2018 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2018 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2017 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2017 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2017 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2016 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2016 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2016 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2015 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2015 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2015 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2014 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2014 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2014 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2013 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2013 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2013 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2012 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2012 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM or ICD-10-PCS) reported on the hospital inpatient data. A principal and up to 20 secondary procedure codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2012 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM or ICD-10-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record. ICD-10 replaced ICD-9, effective October 1, 2015.

XLSX
08/11/23

2011 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2011 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

2011 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record.

XLSX
08/11/23

2010 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2010 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

2010 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record.

XLSX
08/11/23

2009 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2009 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

2009 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record.

XLSX
08/11/23

2008 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2008 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

2008 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record.

XLSX
08/11/23

2007 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2007 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

2007 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record.

XLSX
08/11/23

2006 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2006 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

2006 Hospital Inpatient - External Cause of Injury/Morbidity Code Frequency

This data table contains statewide counts for every external cause of injury/morbidity code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to four external cause of injury/morbidity codes may be reported on each inpatient record.

XLSX
08/11/23

2005 Hospital Inpatient - Diagnosis Code Frequency

This data table contains statewide counts for every diagnosis code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary diagnosis codes may be reported on each inpatient record.

XLSX
08/11/23

2005 Hospital Inpatient - Procedure Code Frequency

This data table contains statewide counts for every procedure code (ICD-9-CM) reported on the hospital inpatient data. A principal and up to 24 secondary procedure codes may be reported on each inpatient record.

XLSX
08/11/23

API endpoint

Dataset Name

Use the query web API to retrieve data with a set of basic parameters. Copy the API endpoint you need to start.

Usage documentation