T50
ICD-10Non-billable categoryDiuretics and oth and unsp drug/meds/biol subst
Official ICD-10-CM descriptor (FY2026)
Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances
T50 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 T50
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under T50
- T50.0Mineralocorticoids and their antagonistscategory
- T50.1Loop diureticscategory
- T50.2Carbonic-anhydrase inhibitors, benzo/oth diuretccategory
- T50.3Electrolytic, caloric and water-balance agentscategory
- T50.4Drugs affecting uric acid metabolismcategory
- T50.5Appetite depressantscategory
- T50.6Antidotes and chelating agentscategory
- T50.7Analeptics and opioid receptor antagonistscategory
- T50.8Diagnostic agentscategory
- T50.ABacterial vaccinescategory
- T50.BViral vaccinescategory
- T50.ZVaccines and biological substancescategory
- T50.9And unsp drugs, medicaments and biological substancescategory
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.