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S66.822D vs S66.829D

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

Relationship

Review

Laterality relationship

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

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. S66.822D and S66.829D 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

S66.822DLaceration of other specified muscles, fascia and tendons at wrist and hand level, left hand, subsequent encounterS66.829DLaceration of other specified muscles, fascia and tendons at wrist and hand level, unspecified hand, subsequent encounter
Billing statusBillableBillable
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, subsequent encounter is a billable ICD-10-CM diagnosis code (S66.822D).Laceration of other specified muscles, fascia and tendons at wrist and hand level, unspecified hand, subsequent encounter is a billable ICD-10-CM diagnosis code (S66.829D).
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