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Hospital Emergency Department - Diagnosis, Procedure, and External Cause Codes

Published by Department of Health Care Access and Information | State of California | Metadata Last Checked: July 09, 2025 | Last Modified: 2024-10-01T14:14:58.972441
This dataset contains statewide counts for every diagnosis, procedure, and external cause of injury/morbidity code reported on the hospital emergency department data. Diagnosis codes are reported using ICD-9-CM or ICD-10-CM. Procedure codes are reported using CPT-4. 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.

Complete Metadata

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