ICD-10-CM Code Z91.13
Patient's unintentional underdosing of medication regimen
Non-Billable CodeNon-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.
ICD Code Z91.13 is a non-billable code. To code a diagnosis of this type, you must use one of the two child codes of Z91.13 that describes the diagnosis 'patient's unintentional underdosing of medication regimen' in more detail.
- Z91.13 Patient's unintentional underdosing of medication regimen NON-BILLABLE
Coding Notes for Z91.13 Info for medical coders on how to properly use this ICD-10 code
- Underdosing of medication See Section T36-T50 with fifth or sixth character 6
Code Type-1 Excludes:
Type-1 ExcludesType-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
- Adverse effect of prescribed drug taken as directed- code to adverse effect
- Poisoning (overdose) -code to poisoning
ICD-10-CM Alphabetical Index References for 'Z91.13 - Patient's unintentional underdosing of medication regimen'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code Z91.13. Click on any term below to browse the alphabetical index.