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S66.822 vs S66.829

S66.822 (Laceration of other specified muscles, fascia and tendons at wrist and hand level, left hand) compared with S66.829 (Laceration of other specified muscles, fascia and tendons at wrist and hand level, unspecified hand), from the official CMS tabular data. S66.822 and S66.829 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S66.822
Left
Laceration of other specified muscles, fascia and tendons at wrist and hand level, left hand
S66.829
Unspecified
Laceration of other specified muscles, fascia and tendons at wrist and hand level, unspecified hand

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. S66.822 and S66.829 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

S66.822Laceration of other specified muscles, fascia and tendons at wrist and hand level, left handS66.829Laceration of other specified muscles, fascia and tendons at wrist and hand level, unspecified hand
Billing statusNon-billable header

Report instead: S66.822A, S66.822D, S66.822S

Non-billable header

Report instead: S66.829A, S66.829D, S66.829S

ClassificationS00-T88 — Injury, poisoning and certain other consequences of external causesS00-T88 — Injury, poisoning and certain other consequences of external causes
DefinitionLaceration of other specified muscles, fascia and tendons at wrist and hand level, left hand is a non-billable ICD-10-CM category code (S66.822).Laceration of other specified muscles, fascia and tendons at wrist and hand level, unspecified hand is a non-billable ICD-10-CM category code (S66.829).
7th characterThe appropriate 7th character is to be added to each code from category S66The appropriate 7th character is to be added to each code from category S66

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