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S43.51XA vs T34

S43.51XA (Sprain of right acromioclavicular joint, initial encounter) compared with T34 (Frostbite with tissue necrosis), 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. S43.51XA carries an Excludes2 note covering T34: “frostbite (T33-T34)”

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

Side by side

S43.51XASprain of right acromioclavicular joint, initial encounterT34Frostbite with tissue necrosis
Billing statusBillableNon-billable header

Report instead: T34.011A, T34.011D, T34.011S, T34.012A, T34.012D

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)
DefinitionSprain of right acromioclavicular joint, initial encounter is a billable ICD-10-CM diagnosis code (S43.51A).Frostbite with tissue necrosis is a non-billable ICD-10-CM category code (T34).
7th characterThe appropriate 7th character is to be added to each code from category S43The appropriate 7th character is to be added to each code from category T34
Includes
avulsion of joint or ligament of shoulder girdle
laceration of cartilage, joint or ligament of shoulder girdle
sprain of cartilage, joint or ligament of shoulder girdle
traumatic hemarthrosis of joint or ligament of shoulder girdle

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