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Compare/S63 vs T63.4

S63 vs T63.4

S63 (Dislocation and sprain of joints and ligaments at wrist and hand level) compared with T63.4 (Toxic effect of venom of other arthropods), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. S63 carries an Excludes2 note covering T63.4: “insect bite or sting, venomous (T63.4)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

S63Dislocation and sprain of joints and ligaments at wrist and hand levelT63.4Toxic effect of venom of other arthropods
Billing statusNon-billable header

Report instead: S63.001A, S63.001D, S63.001S, S63.002A, S63.002D

Non-billable header

Report instead: T63.411A, T63.411D, T63.411S, T63.412A, T63.412D

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)
DefinitionDislocation and sprain of joints and ligaments at wrist and hand level is a non-billable ICD-10-CM category code (S63).Toxic effect of venom of other arthropods is a non-billable ICD-10-CM category code (T63.4).
7th characterThe appropriate 7th character is to be added to each code from category S63The appropriate 7th character is to be added to each code from category T63
Includes
avulsion of joint or ligament at wrist and hand level
laceration of cartilage, joint or ligament at wrist and hand level
sprain of cartilage, joint or ligament at wrist and hand level
traumatic hemarthrosis of joint or ligament at wrist and hand level
bite or touch of venomous animal
pricked or stuck by thorn or leaf
Use additional code
code, if applicable, for anaphylactic shock (T78.2)
code(s):
for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70)

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