MedCodeSearch
ICD-10-CM Current in FY 2027

T40.903

Poisoning by unspecified psychodysleptics [hallucinogens], assault

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where T40.903 sits in the official hierarchy. Each level is the code it is classified under.

  1. T40 Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
  2. T40.9 Poisoning by, adverse effect of and underdosing of other and unspecified psychodysleptics [hallucinogens]
  3. T40.90 Parent Poisoning by, adverse effect of and underdosing of unspecified psychodysleptics [hallucinogens]
  4. T40.903 This code Poisoning by unspecified psychodysleptics [hallucinogens], assault

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.

Excludes2

drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.-F19.-)

Inherited from T40 — Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]

7th Character

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

Inherited from T40 — Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]

7th Character

A - initial encounter

Inherited from T40 — Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]

7th Character

D - subsequent encounter

Inherited from T40 — Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]

7th Character

S - sequela

Inherited from T40 — Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]

More Specific Codes

3 codes under T40.903

Version History

How T40.903 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Poisoning by unspecified psychodysleptics [hallucinogens], assault

  2. FY 2026 Effective

    Unchanged

    Poisoning by unspecified psychodysleptics [hallucinogens], assault

Related Codes

Other codes under T40.90

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)

MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.

Look up another code

Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.