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T47.2X6A vs T47.2X6S

T47.2X6A (Underdosing of stimulant laxatives, initial encounter) compared with T47.2X6S (Underdosing of stimulant laxatives, sequela), from the official CMS tabular data. T47.2X6A and T47.2X6S code the same injury at a different phase of treatment.

Can these codes be reported together?

Same injury, other encounter phase. T47.2X6A and T47.2X6S code the same injury at a different phase of treatment, set by the 7th character.

The 7th character records the type of care given at the encounter being coded (ICD-10-CM Official Guidelines, Section I.C.19.a), so one encounter takes one of these, not both.

Side by side

T47.2X6AUnderdosing of stimulant laxatives, initial encounterT47.2X6SUnderdosing of stimulant laxatives, sequela
Billing statusBillableBillable
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)
DefinitionUnderdosing of stimulant laxatives, initial encounter is a billable ICD-10-CM diagnosis code (T47.2X6A).Underdosing of stimulant laxatives, sequela is a billable ICD-10-CM diagnosis code (T47.2X6S).
7th characterThe appropriate 7th character is to be added to each code from category T47The appropriate 7th character is to be added to each code from category T47
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