T47
ICD-10Non-billable categoryAgents primarily affecting the gastrointestinal system
Official ICD-10-CM descriptor (FY2026)
Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system
T47 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
7th character
- The appropriate 7th character is to be added to each code from category T47
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under T47
- T47.0Histamine H2-receptor blockerscategory
- T47.1Antacids and anti-gastric-secretion drugscategory
- T47.2Stimulant laxativescategory
- T47.3Saline and osmotic laxativescategory
- T47.4Poisoning by, adverse effect of and underdosing of laxativescategory
- T47.5Digestantscategory
- T47.6Antidiarrheal drugscategory
- T47.7Poisoning by, adverse effect of and underdosing of emeticscategory
- T47.8Agents primarily affecting gastrointestinal systemcategory
- T47.9Unsp agents primarily affecting the gastrointestinal systemcategory
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.