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H05.5 vs T15.81XD

H05.5 (Retained (old) foreign body following penetrating wound of orbit) compared with T15.81XD (Foreign body in other and multiple parts of external eye, right eye, subsequent encounter), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Relationship

Informational

Excludes2 relationship

T15.81XD
Foreign body in other and multiple parts of external eye, right eye, subsequent encounter
↔
H05.5
Retained (old) foreign body following penetrating wound of orbit

Distinct conditions — both may be reported.

“retained (old) foreign body in penetrating wound of orbit and eye ball (H05.5-, H44.6-, H44.7-)”

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. T15.81XD carries an Excludes2 note covering H05.5: “retained (old) foreign body in penetrating wound of orbit and eye ball (H05.5-, H44.6-, H44.7-)”

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

Side by side

H05.5Retained (old) foreign body following penetrating wound of orbitT15.81XDForeign body in other and multiple parts of external eye, right eye, subsequent encounter
Billing statusNon-billable headerBillable
ClassificationH00-H59 — Diseases of the Eye and Adnexa (H00-H59)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionRetained (old) foreign body following penetrating wound of orbit is a non-billable ICD-10-CM category code (H05.5).Foreign body in other and multiple parts of external eye, right eye, subsequent encounter is a billable ICD-10-CM diagnosis code (T15.81D).
7th character—The appropriate 7th character is to be added to each code from category T15
Includes
Retrobulbar foreign body
—
Use additional code
code to identify the type of retained foreign body (Z18.-)
code, if known, for foreign body entering into or through a natural orifice (W44.-)
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources