ICD-10-CM T47: Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system

ICD-10-CM Diagnosis Code (2025)

Official Description for T47

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

Coding Notes & Guidelines for T47

Excludes2: Not Included Here

poisoning by, adverse effect of and underdosing of systemic antibiotics and other anti-infectives (T36-T37)

Inclusion Terms

Poisoning by histamine H2-receptor blockers NOS

Inclusion Terms

Poisoning by other antacids and anti-gastric-secretion drugs NOS

Inclusion Terms

Poisoning by stimulant laxatives NOS

Inclusion Terms

Poisoning by saline and osmotic laxatives NOS

Inclusion Terms

Poisoning by other laxatives NOS

Inclusion Terms

Poisoning by digestants NOS

Inclusion Terms

Poisoning by antidiarrheal drugs NOS

Inclusion Terms

Poisoning by emetics NOS

Inclusion Terms

Poisoning by other agents primarily affecting gastrointestinal system NOS

Inclusion Terms

Poisoning by agents primarily affecting the gastrointestinal system NOS

7th Character Guidance

The appropriate 7th character is to be added to each code from category T47

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

Child Codes (More Specific Codes for T47):

T47.0 - Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockers T47.0X - Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockers T47.0X1 - Poisoning by histamine H2-receptor blockers, accidental (unintentional) T47.0X2 - Poisoning by histamine H2-receptor blockers, intentional self-harm T47.0X3 - Poisoning by histamine H2-receptor blockers, assault T47.0X4 - Poisoning by histamine H2-receptor blockers, undetermined T47.0X5 - Adverse effect of histamine H2-receptor blockers T47.0X6 - Underdosing of histamine H2-receptor blockers T47.1 - Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugs T47.1X - Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugs T47.1X1 - Poisoning by other antacids and anti-gastric-secretion drugs, accidental (unintentional) T47.1X2 - Poisoning by other antacids and anti-gastric-secretion drugs, intentional self-harm T47.1X3 - Poisoning by other antacids and anti-gastric-secretion drugs, assault T47.1X4 - Poisoning by other antacids and anti-gastric-secretion drugs, undetermined T47.1X5 - Adverse effect of other antacids and anti-gastric-secretion drugs T47.1X6 - Underdosing of other antacids and anti-gastric-secretion drugs T47.2 - Poisoning by, adverse effect of and underdosing of stimulant laxatives T47.2X - Poisoning by, adverse effect of and underdosing of stimulant laxatives T47.2X1 - Poisoning by stimulant laxatives, accidental (unintentional) T47.2X2 - Poisoning by stimulant laxatives, intentional self-harm T47.2X3 - Poisoning by stimulant laxatives, assault T47.2X4 - Poisoning by stimulant laxatives, undetermined T47.2X5 - Adverse effect of stimulant laxatives T47.2X6 - Underdosing of stimulant laxatives T47.3 - Poisoning by, adverse effect of and underdosing of saline and osmotic laxatives T47.3X - Poisoning by and adverse effect of saline and osmotic laxatives T47.3X1 - Poisoning by saline and osmotic laxatives, accidental (unintentional) T47.3X2 - Poisoning by saline and osmotic laxatives, intentional self-harm T47.3X3 - Poisoning by saline and osmotic laxatives, assault T47.3X4 - Poisoning by saline and osmotic laxatives, undetermined T47.3X5 - Adverse effect of saline and osmotic laxatives T47.3X6 - Underdosing of saline and osmotic laxatives T47.4 - Poisoning by, adverse effect of and underdosing of other laxatives T47.4X - Poisoning by, adverse effect of and underdosing of other laxatives T47.4X1 - Poisoning by other laxatives, accidental (unintentional) T47.4X2 - Poisoning by other laxatives, intentional self-harm T47.4X3 - Poisoning by other laxatives, assault T47.4X4 - Poisoning by other laxatives, undetermined T47.4X5 - Adverse effect of other laxatives T47.4X6 - Underdosing of other laxatives T47.5 - Poisoning by, adverse effect of and underdosing of digestants T47.5X - Poisoning by, adverse effect of and underdosing of digestants T47.5X1 - Poisoning by digestants, accidental (unintentional) T47.5X2 - Poisoning by digestants, intentional self-harm T47.5X3 - Poisoning by digestants, assault T47.5X4 - Poisoning by digestants, undetermined T47.5X5 - Adverse effect of digestants T47.5X6 - Underdosing of digestants T47.6 - Poisoning by, adverse effect of and underdosing of antidiarrheal drugs T47.6X - Poisoning by, adverse effect of and underdosing of antidiarrheal drugs T47.6X1 - Poisoning by antidiarrheal drugs, accidental (unintentional) T47.6X2 - Poisoning by antidiarrheal drugs, intentional self-harm T47.6X3 - Poisoning by antidiarrheal drugs, assault T47.6X4 - Poisoning by antidiarrheal drugs, undetermined T47.6X5 - Adverse effect of antidiarrheal drugs T47.6X6 - Underdosing of antidiarrheal drugs T47.7 - Poisoning by, adverse effect of and underdosing of emetics T47.7X - Poisoning by, adverse effect of and underdosing of emetics T47.7X1 - Poisoning by emetics, accidental (unintentional) T47.7X2 - Poisoning by emetics, intentional self-harm T47.7X3 - Poisoning by emetics, assault T47.7X4 - Poisoning by emetics, undetermined T47.7X5 - Adverse effect of emetics T47.7X6 - Underdosing of emetics T47.8 - Poisoning by, adverse effect of and underdosing of other agents primarily affecting gastrointestinal system T47.8X - Poisoning by, adverse effect of and underdosing of other agents primarily affecting gastrointestinal system T47.8X1 - Poisoning by other agents primarily affecting gastrointestinal system, accidental (unintentional) T47.8X2 - Poisoning by other agents primarily affecting gastrointestinal system, intentional self-harm T47.8X3 - Poisoning by other agents primarily affecting gastrointestinal system, assault T47.8X4 - Poisoning by other agents primarily affecting gastrointestinal system, undetermined T47.8X5 - Adverse effect of other agents primarily affecting gastrointestinal system T47.8X6 - Underdosing of other agents primarily affecting gastrointestinal system T47.9 - Poisoning by, adverse effect of and underdosing of unspecified agents primarily affecting the gastrointestinal system T47.91 - Poisoning by unspecified agents primarily affecting the gastrointestinal system, accidental (unintentional) T47.92 - Poisoning by unspecified agents primarily affecting the gastrointestinal system, intentional self-harm T47.93 - Poisoning by unspecified agents primarily affecting the gastrointestinal system, assault T47.94 - Poisoning by unspecified agents primarily affecting the gastrointestinal system, undetermined T47.95 - Adverse effect of unspecified agents primarily affecting the gastrointestinal system T47.96 - Underdosing of unspecified agents primarily affecting the gastrointestinal system

About ICD-10-CM Code T47 (Poisoning by)

ICD-10-CM code T47 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 T47 became effective on October 1, 2024.

This page provides detailed information about T47 - Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system. 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 agents primarily affecting the gastrointestinal system.