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S56.497 vs S56.498

S56.497 (Other injury of extensor muscle, fascia and tendon of right little finger at forearm level) compared with S56.498 (Other injury of extensor muscle, fascia and tendon of left little finger at forearm level), from the official CMS tabular data. S56.497 and S56.498 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S56.497
Right
Other injury of extensor muscle, fascia and tendon of right little finger at forearm level
↔
S56.498
Left
Other injury of extensor muscle, fascia and tendon of left little finger at forearm level

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. S56.497 and S56.498 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

S56.497Other injury of extensor muscle, fascia and tendon of right little finger at forearm levelS56.498Other injury of extensor muscle, fascia and tendon of left little finger at forearm level
Billing statusNon-billable header

Report instead: S56.497A, S56.497D, S56.497S

Non-billable header

Report instead: S56.498A, S56.498D, S56.498S

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 injury of extensor muscle, fascia and tendon of right little finger at forearm level is a non-billable ICD-10-CM category code (S56.497).Other injury of extensor muscle, fascia and tendon of left little finger at forearm level is a non-billable ICD-10-CM category code (S56.498).
7th characterThe appropriate 7th character is to be added to each code from category S56The appropriate 7th character is to be added to each code from category S56
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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