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S15.8XXD vs T17.4

S15.8XXD (Injury of other specified blood vessels at neck level, subsequent encounter) compared with T17.4 (Foreign body in trachea), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Relationship

Informational

Excludes2 relationship

S15.8XXD
Injury of other specified blood vessels at neck level, subsequent encounter
T17.4
Foreign body in trachea

Distinct conditions — both may be reported.

“effects of foreign body in trachea (T17.4)”

An Excludes2 note means the excluded condition is not part of the code above it, but a patient can have both. Report both when both are documented.

Source: CMS ICD-10-CM tabular instructional notes

Can these codes be reported together?

Yes, when both are documented. S15.8XXD carries an Excludes2 note covering T17.4: “effects of foreign body in trachea (T17.4)”

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

Side by side

S15.8XXDInjury of other specified blood vessels at neck level, subsequent encounterT17.4Foreign body in trachea
Billing statusBillableNon-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)
DefinitionInjury of other specified blood vessels at neck level, subsequent encounter is a billable ICD-10-CM diagnosis code (S15.8D).Foreign body in trachea is a non-billable ICD-10-CM category code (T17.4).
7th characterThe appropriate 7th character is to be added to each code from category S15The appropriate 7th character is to be added to each code from category T17
Includes
injuries of nape
injuries of supraclavicular region
injuries of throat
Use additional code
code, if known, for foreign body entering into or through a natural orifice (W44.-)

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