T37

Non-Billable

ChapterS00–T88

Rankcategory

Official Description

Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasitics

Use a more specific code (0 billable, 8 non-billable)

Metadata & Insights

•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. Code separately if applicable.)

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. Use a different code.)

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

Excludes2(Not included here. Code separately if applicable.)

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-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)

anti-infectives topically used for ear, nose and throat (T49.6-)
anti-infectives topically used for eye (T49.5-)
locally applied anti-infectives NEC (T49.0-)

Clinical Hierarchy

BillableHas subcodes

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)

T37Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasiticsNot billable

T37.0Poisoning by, adverse effect of and underdosing of sulfonamidesSubcodes

T37.1Poisoning by, adverse effect of and underdosing of antimycobacterial drugsSubcodes

T37.2Poisoning by, adverse effect of and underdosing of antimalarials and drugs acting on other blood protozoaSubcodes

T37.3Poisoning by, adverse effect of and underdosing of other antiprotozoal drugsSubcodes

T37.4Poisoning by, adverse effect of and underdosing of anthelminthicsSubcodes

T37.5Poisoning by, adverse effect of and underdosing of antiviral drugsSubcodes

T37.8Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasiticsSubcodes

T37.9Poisoning by, adverse effect of and underdosing of unspecified systemic anti-infective and antiparasiticsSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T37:

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

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