T45.521
Poisoning by antithrombotic drugs, accidental (unintentional)
- Release
- FY 2027
- Effective
Hierarchy
Where T45.521 sits in the official hierarchy. Each level is the code it is classified under.
- T45 Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
- T45.5 Poisoning by, adverse effect of and underdosing of anticoagulants and antithrombotic drugs
- T45.52 Parent Poisoning by, adverse effect of and underdosing of antithrombotic drugs
- T45.521 This code Poisoning by antithrombotic drugs, accidental (unintentional)
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Poisoning by antithrombotic drug NOS
7th Character
The appropriate 7th character is to be added to each code from category T45
Inherited from T45 — Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
7th Character
A - initial encounter
Inherited from T45 — Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
7th Character
D - subsequent encounter
Inherited from T45 — Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
7th Character
S - sequela
Inherited from T45 — Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
More Specific Codes
3 codes under T45.521
Version History
How T45.521 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentPoisoning by antithrombotic drugs, accidental (unintentional)
-
FY 2026 Effective
UnchangedPoisoning by antithrombotic drugs, accidental (unintentional)
Related Codes
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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