ICD-10-CM Diagnosis Code (2025)
Official Description for T50.9
Poisoning by, adverse effect of and underdosing of other and unspecified drugs, medicaments and biological substances
Coding Notes & Guidelines for T50.9
Multiple drug ingestion NOS
any specific drugs, medicaments and biological substances
Parent Code (Less Specific):
About ICD-10-CM Code T50.9 (Poisoning by)
ICD-10-CM code T50.9 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM T50.9 became effective on October 1, 2024.
This page provides detailed information about T50.9 - Poisoning by, adverse effect of and underdosing of other and unspecified drugs, medicaments and biological substances. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Poisoning by related to adverse effect of and underdosing of other and unspecified drugs, medicaments and biological substances.