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ICD-10-CM 2027 diagnosis code

T63.481Toxic effect of venom of other arthropod, accidental (unintentional)

Not billable — use a more specific codeRequires 7th character

T63.481 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it and add the required 7th character.Short description: Toxic effect of venom of arthropod, accidental

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About T63.481

T63.481 is the ICD-10-CM diagnosis code for toxic effect of venom of other arthropod, accidental (unintentional). It belongs to category T63 (toxic effect of contact with venomous animals and plants), block T51-T65 (toxic effects of substances chiefly nonmedicinal as to source) and chapter 19 (injury, poisoning and certain other consequences of external causes). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.

Within T63.48 (toxic effect of venom of other arthropod), T63.481 is specifically for toxic effect of venom of other arthropod, accidental (unintentional). Related codes cover intentional self-harm (T63.482), assault (T63.483) and undetermined (T63.484).

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

7th character

The appropriate 7th character is to be added to each code from category T63

Notes that apply from higher levels

Instructions written at a parent level also apply to T63.481.

› From T63.4 Toxic effect of venom of other arthropods
Use additional code
  • code, if applicable, for anaphylactic shock (T78.2)
› From T63 Toxic effect of contact with venomous animals and plants
Includes
  • bite or touch of venomous animal
  • pricked or stuck by thorn or leaf
Excludes2
  • ingestion of toxic animal or plant (T61.-, T62.-)

Broader instructions also apply from T51-T65 Toxic effects of substances chiefly nonmedicinal as to source and Chapter 19: Injury, poisoning and certain other consequences of external causes.

Table of Drugs & Neoplasms entries

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about T63.481

Is T63.481 billable?

No. T63.481 is a header code. Report one of its more specific subcodes instead.