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S99.299G vs T32

S99.299G (Other physeal fracture of phalanx of unspecified toe, subsequent encounter for fracture with delayed healing) compared with T32 (Corrosions classified according to extent of body surface involved), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Relationship

Informational

Excludes2 relationship

S99.299G
Other physeal fracture of phalanx of unspecified toe, subsequent encounter for fracture with delayed healing
↔
T32
Corrosions classified according to extent of body surface involved

Distinct conditions — both may be reported.

“burns and corrosions (T20-T32)”

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. S99.299G carries an Excludes2 note covering T32: “burns and corrosions (T20-T32)”

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

Side by side

S99.299GOther physeal fracture of phalanx of unspecified toe, subsequent encounter for fracture with delayed healingT32Corrosions classified according to extent of body surface involved
Billing statusBillableNon-billable header

Report instead: T32.0, T32.10, T32.11, T32.20, T32.21

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)
DefinitionOther physeal fracture of phalanx of unspecified toe, subsequent encounter for fracture with delayed healing is a billable ICD-10-CM diagnosis code (S99.299G).Corrosions classified according to extent of body surface involved is a non-billable ICD-10-CM category code (T32).
7th characterThe appropriate 7th character is to be added to each code from subcategories S99.2—
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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