ICD-10 2023: Get Ready for More Substance Use, Poisoning Codes

Why This Topic Matters

The updates described affect how common emergency department scenarios may be represented in ICD-10-CM, especially for substance use-related encounters and injury reporting. Understanding the scope of the changes helps coding teams identify where 2023 revisions may alter documentation review and claim preparation.

Article Sections

1. Several Substances Get More Substantive Dx Codes

   This section introduces 2023 ICD-10-CM updates affecting substance use diagnosis categories. It focuses on the general expansion of unspecified substance use groupings into more detailed reporting options.

2. Get Ready for Codes Representing This Poisoning Type

   This section addresses a 2023 ICD-10-CM update for methamphetamine-related poisoning and related encounter categories. It also notes the prior code family that these additions replace or refine.

3. This V Code Group Grows … a Lot

   This section covers a large expansion in external cause of morbidity coding for two-wheeled motorized vehicle accidents. It also discusses the general scope of the additions and the absence of scooter-specific codes.