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T50.A92 vs T50.A94

T50.A92 (Poisoning by other bacterial vaccines, intentional self-harm) compared with T50.A94 (Poisoning by other bacterial vaccines, undetermined), from the official CMS tabular data. T50.A92 and T50.A94 code the same substance (BCG) with a different intent.

Can these codes be reported together?

Same substance, different intent. T50.A92 and T50.A94 code the same substance (BCG) with a different circumstance of exposure.

From the CMS Table of Drugs and Chemicals: accidental poisoning, intentional self-harm, assault, undetermined intent, adverse effect and underdosing are mutually exclusive columns — only one of them applies to a given encounter.

Side by side

T50.A92Poisoning by other bacterial vaccines, intentional self-harmT50.A94Poisoning by other bacterial vaccines, undetermined
Billing statusNon-billable headerNon-billable header
ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionPoisoning by other bacterial vaccines, intentional self-harm is a non-billable ICD-10-CM category code (T50.A92).Poisoning by other bacterial vaccines, undetermined is a non-billable ICD-10-CM category code (T50.A94).
7th characterThe appropriate 7th character is to be added to each code from category T50The appropriate 7th character is to be added to each code from category T50
Includes
adverse effect of correct substance properly administered
poisoning by overdose of substance
poisoning by wrong substance given or taken in error
underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed
adverse effect of correct substance properly administered
poisoning by overdose of substance
poisoning by wrong substance given or taken in error
underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed
Use additional code
code(s) to specify:
manifestations of poisoning
underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
code(s) to specify:
manifestations of poisoning
underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
Code first
, for adverse effects, the nature of the adverse effect, such as:
adverse effect NOS (T88.7)
, for adverse effects, the nature of the adverse effect, such as:
adverse effect NOS (T88.7)

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources