T39

Non-Billable

ChapterS00–T88

Rankcategory

Official Description

Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here)

birth trauma (P10-P15)
obstetric trauma (O70-O71)

Use Additional Code

code to identify any retained foreign body, if applicable (Z18.-)

T36-T50 Parent Instructions

Includes

adverse effect of correct substance properly administered
poisoning by overdose of substance
poisoning by wrong substance given or taken in error
underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed

Excludes1(Not coded here)

toxic reaction to local anesthesia in pregnancy (O29.3-)

Excludes2(Not included here)

abuse and dependence of psychoactive substances (F10-F19)
abuse of non-dependence-producing substances (F55.-)
immunodeficiency due to drugs (D84.821)
drug reaction and poisoning affecting newborn (P00-P96)
pathological drug intoxication (inebriation) (F10-F19)

Code First

, for adverse effects, the nature of the adverse effect, such as:
adverse effect NOS (T88.7)
aspirin gastritis (K29.-)
blood disorders (D56-D76)
contact dermatitis (L23-L25)
dermatitis due to substances taken internally (L27.-)
nephropathy (N14.0-N14.2)

Use Additional Code

code(s) to specify:
manifestations of poisoning
underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
underdosing of medication regimen (Z91.12-, Z91.13-)

Clinical Hierarchy

CH19Injury, poisoning and certain other consequences of external causes (S00-T88)

T36-T50Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

T39Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics

T39.0Poisoning by, adverse effect of and underdosing of salicylates

T39.1Poisoning by, adverse effect of and underdosing of 4-Aminophenol derivatives

T39.2Poisoning by, adverse effect of and underdosing of pyrazolone derivatives

T39.3Poisoning by, adverse effect of and underdosing of other nonsteroidal anti-inflammatory drugs [NSAID]

T39.4Poisoning by, adverse effect of and underdosing of antirheumatics, not elsewhere classified

T39.8Poisoning by, adverse effect of and underdosing of other nonopioid analgesics and antipyretics, not elsewhere classified

T39.9Poisoning by, adverse effect of and underdosing of unspecified nonopioid analgesic, antipyretic and antirheumatic

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T39:

blockT36-T50

Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

View context instructions

chapterCH19

Injury, poisoning and certain other consequences of external causes (S00-T88)

View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics.

Search PCS Codes