T50
Non-billableDiuretics and oth and unsp drug/meds/biol subst
Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- adverse effect of correct substance properly administered
- poisoning by overdose of substance
- poisoning by wrong substance given or taken in error
- underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Code First
The underlying condition must be sequenced before this code
- , for adverse effects, the nature of the adverse effect, such as:
- •adverse effect NOST88.7
- •aspirin gastritisK29
- •blood disordersD56-D76
- •contact dermatitisL23-L25
- •dermatitis due to substances taken internallyL27
- •nephropathyN14.0-N14.2
Use Additional Code
Additional codes that should follow this code
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (13)
T50.0Mineralocorticoids and their antagonists
T50.1Loop diuretics
T50.2Carbonic-anhydrase inhibitors, benzo/oth diuretc
T50.3Electrolytic, caloric and water-balance agents
T50.4Drugs affecting uric acid metabolism
T50.5Appetite depressants
T50.6Antidotes and chelating agents
T50.7Analeptics and opioid receptor antagonists
T50.8Diagnostic agents
T50.9And unsp drugs, medicaments and biological substances
T50.ABacterial vaccines
T50.BViral vaccines
T50.ZVaccines and biological substances
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for diuretics and oth and unsp drug/meds/biol subst?
The ICD-10-CM code for diuretics and oth and unsp drug/meds/biol subst is T50. The full clinical description is "Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances". T50 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T50 mean?
ICD-10-CM code T50 represents “Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is T50 a billable code?
No, T50 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 13 child codes under T50.
What chapter is T50 in?
T50 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T50?
T50 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71); toxic reaction to local anesthesia in pregnancy (O29.3-).
What are the subcategories under T50?
T50 has 13 child codes, including: T50.0 (Mineralocorticoids and their antagonists), T50.1 (Loop diuretics), T50.2 (Carbonic-anhydrase inhibitors, benzo/oth diuretc), T50.3 (Electrolytic, caloric and water-balance agents), and 9 more.
Are additional codes required with T50?
Yes, when using T50, also report: any retained foreign body, if applicable (Z18.-); code(s) to specify:; manifestations of poisoning; underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9); underdosing of medication regimen (Z91.12-, Z91.13-).
What are the UMLS CUIs for T50?
T50 is linked to 1 UMLS Concept Unique Identifier: C2883526. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T50 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like diuretics and oth and unsp drug/meds/biol subst affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of T50?
T50 maps to the ICD-11 code: NE60 (Harmful effects of drugs, medicaments or biological substances, not elsewhere classified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.