T40.2
ICD-10Non-billable categoryPoisoning by, adverse effect of and underdosing of opioids
Official ICD-10-CM descriptor (FY2026)
Poisoning by, adverse effect of and underdosing of other opioids
T40.2 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.
ICD-10-CM FY2026 defines 1 code beneath T40.2. See the ICD-10-CM index for what this site publishes.
Related codes in T40
- T40.0Poisoning by, adverse effect of and underdosing of opiumcategory
- T40.1Poisoning by and adverse effect of heroincategory
- T40.3Poisoning by, adverse effect of and underdosing of methadonecategory
- T40.4Synthetic narcoticscategory
- T40.5Poisoning by, adverse effect of and underdosing of cocainecategory
- T40.6And unsp narcoticscategory
- T40.7Cannabis (derivatives)category
- T40.8Poisoning by and adverse effect of lysergide [LSD]category
- T40.9And unsp psychodyslepticscategory
Where this code sits
- Parent code
- T40
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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.