Y63
ICD-10Non-billable categoryFailure in dosage during surgical and medical care
Official ICD-10-CM descriptor (FY2026)
Failure in dosage during surgical and medical care
Y63 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.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- accidental overdose of drug or wrong drug given in error (T36-T50)
More specific codes under Y63
- Y63.0Excess amount of bld or oth fluid given dur tranfs or infusn
- Y63.1Incorrect dilution of fluid used during infusion
- Y63.2Overdose of radiation given during therapy
- Y63.3Inadvertent expsr of patient to radiation during med care
- Y63.4Failure in dosage in electroshock or insulin-shock therapy
- Y63.5Inappropriate temperature in local application and packing
- Y63.6Undrdose & nonadmin of necess drug, medicament or biolg sub
- Y63.8Failure in dosage during other surgical and medical care
- Y63.9Failure in dosage during unsp surgical and medical care
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.