All ICD10 Codes

T47

Non-Billable
ChapterS00–T88
Rankcategory
Official Description

Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system

Use a more specific code (0 billable, 10 non-billable)
T47.0Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockershas subcodesT47.1Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugshas subcodesT47.2Poisoning by, adverse effect of and underdosing of stimulant laxativeshas subcodesT47.3Poisoning by, adverse effect of and underdosing of saline and osmotic laxativeshas subcodesT47.4Poisoning by, adverse effect of and underdosing of other laxativeshas subcodesT47.5Poisoning by, adverse effect of and underdosing of digestantshas subcodesT47.6Poisoning by, adverse effect of and underdosing of antidiarrheal drugshas subcodesT47.7Poisoning by, adverse effect of and underdosing of emeticshas subcodesT47.8Poisoning by, adverse effect of and underdosing of other agents primarily affecting gastrointestinal systemhas subcodesT47.9Poisoning by, adverse effect of and underdosing of unspecified agents primarily affecting the gastrointestinal systemhas subcodes
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.)
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-)

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)
T47Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal systemNot billable
T47.0Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockersSubcodes
T47.1Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugsSubcodes
T47.2Poisoning by, adverse effect of and underdosing of stimulant laxativesSubcodes
T47.3Poisoning by, adverse effect of and underdosing of saline and osmotic laxativesSubcodes
T47.4Poisoning by, adverse effect of and underdosing of other laxativesSubcodes
T47.5Poisoning by, adverse effect of and underdosing of digestantsSubcodes
T47.6Poisoning by, adverse effect of and underdosing of antidiarrheal drugsSubcodes
T47.7Poisoning by, adverse effect of and underdosing of emeticsSubcodes
T47.8Poisoning by, adverse effect of and underdosing of other agents primarily affecting gastrointestinal systemSubcodes
T47.9Poisoning by, adverse effect of and underdosing of unspecified agents primarily affecting the gastrointestinal systemSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T47:

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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