T36.1
ICD-10Non-billable categoryCephalospor/oth beta-lactm antibiotics
Official ICD-10-CM descriptor (FY2026)
Poisoning by, adverse effect of and underdosing of cephalosporins and other beta-lactam antibiotics
T36.1 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 T36.1. See the ICD-10-CM index for what this site publishes.
Related codes in T36
- T36.0Penicillinscategory
- T36.2Chloramphenicol groupcategory
- T36.3Macrolidescategory
- T36.4Tetracyclinescategory
- T36.5Aminoglycosidescategory
- T36.6Rifampicinscategory
- T36.7Antifungal antibiotics, systemically usedcategory
- T36.8Systemic antibioticscategory
- T36.9Unsp systemic antibioticcategory
- T36.AFluoroquinolone antibioticscategory
Where this code sits
- Parent code
- T36
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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.