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S20.302S vs S20.303S

S20.302S (Unspecified superficial injuries of left front wall of thorax, sequela) compared with S20.303S (Unspecified superficial injuries of bilateral front wall of thorax, sequela), from the official CMS tabular data. S20.302S and S20.303S code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

S20.302S
Left
Unspecified superficial injuries of left front wall of thorax, sequela
S20.303S
Bilateral
Unspecified superficial injuries of bilateral front wall of thorax, sequela

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S20.302S and S20.303S name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

S20.302SUnspecified superficial injuries of left front wall of thorax, sequelaS20.303SUnspecified superficial injuries of bilateral front wall of thorax, sequela
Billing statusBillableBillable
ClassificationS00-T88 — Injury, poisoning and certain other consequences of external causesS00-T88 — Injury, poisoning and certain other consequences of external causes
DefinitionUnspecified superficial injuries of left front wall of thorax, sequela is a billable ICD-10-CM diagnosis code (S20.302S).Unspecified superficial injuries of bilateral front wall of thorax, sequela is a billable ICD-10-CM diagnosis code (S20.303S).
7th characterThe appropriate 7th character is to be added to each code from category S20The appropriate 7th character is to be added to each code from category S20
Includes
injuries of breast
injuries of chest (wall)
injuries of interscapular area
injuries of breast
injuries of chest (wall)
injuries of interscapular area

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