T44.996
Underdosing of other drug primarily affecting the autonomic nervous system
- Release
- FY 2027
- Effective
Hierarchy
Where T44.996 sits in the official hierarchy. Each level is the code it is classified under.
- T44 Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
- T44.9 Poisoning by, adverse effect of and underdosing of other and unspecified drugs primarily affecting the autonomic nervous system
- T44.99 Parent Poisoning by, adverse effect of and underdosing of other drugs primarily affecting the autonomic nervous system
- T44.996 This code Underdosing of other drug primarily affecting the autonomic nervous system
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.
7th Character
The appropriate 7th character is to be added to each code from category T44
Inherited from T44 — Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
7th Character
A - initial encounter
Inherited from T44 — Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
7th Character
D - subsequent encounter
Inherited from T44 — Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
7th Character
S - sequela
Inherited from T44 — Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
More Specific Codes
3 codes under T44.996
- T44.996A Underdosing of other drug primarily affecting the autonomic nervous system, initial encounter Billable
- T44.996D Underdosing of other drug primarily affecting the autonomic nervous system, subsequent encounter Billable
- T44.996S Underdosing of other drug primarily affecting the autonomic nervous system, sequela Billable
Version History
How T44.996 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentUnderdosing of other drug primarily affecting the autonomic nervous system
-
FY 2026 Effective
UnchangedUnderdosing of other drug primarily affecting the autonomic nervous system
Related Codes
Other codes under T44.99
- T44.991 Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional)
- T44.992 Poisoning by other drug primarily affecting the autonomic nervous system, intentional self-harm
- T44.993 Poisoning by other drug primarily affecting the autonomic nervous system, assault
- T44.994 Poisoning by other drug primarily affecting the autonomic nervous system, undetermined
- T44.995 Adverse effect of other drug primarily affecting the autonomic nervous system
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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