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ICD-10-CM 2027 diagnosis code

T40.724Poisoning by synthetic cannabinoids, undetermined

Not billable — use a more specific codeRequires 7th character

T40.724 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.

Code last changed in FY2022 (effective October 1, 2021). Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About T40.724

T40.724 is the ICD-10-CM diagnosis code for poisoning by synthetic cannabinoids, undetermined. It belongs to category T40 (poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]), block T36-T50 (poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances) 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 T40.72 (poisoning by, adverse effect of and underdosing of synthetic cannabinoids), T40.724 is specifically for poisoning by synthetic cannabinoids, undetermined. Related codes cover poisoning by synthetic cannabinoids, accidental (unintentional) (T40.721), poisoning by synthetic cannabinoids, intentional self-harm (T40.722), poisoning by synthetic cannabinoids, assault (T40.723), adverse effect of synthetic cannabinoids (T40.725) and underdosing of synthetic cannabinoids (T40.726).

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 was added in FY2022, effective October 1, 2021.

7th character

The appropriate 7th character is to be added to each code from category T40

Notes that apply from higher levels

Instructions written at a parent level also apply to T40.724.

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
  • FY2022 (effective 10/1/2021): Added
  • No changes since FY2022.

Common questions about T40.724

Is T40.724 billable?

No. T40.724 is a header code. Report one of its more specific subcodes instead.