S45.812D vs S45.819D

S45.812D (Laceration of other specified blood vessels at shoulder and upper arm level, left arm, subsequent encounter) compared with S45.819D (Laceration of other specified blood vessels at shoulder and upper arm level, unspecified arm, subsequent encounter), from the official CMS tabular data. S45.812D and S45.819D code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S45.812D

Left

Laceration of other specified blood vessels at shoulder and upper arm level, left arm, subsequent encounter

↔

S45.819D

Unspecified

Laceration of other specified blood vessels at shoulder and upper arm level, unspecified arm, 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. S45.812D and S45.819D 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

	S45.812DLaceration of other specified blood vessels at shoulder and upper arm level, left arm, subsequent encounter	S45.819DLaceration of other specified blood vessels at shoulder and upper arm level, unspecified arm, subsequent encounter
Billing status	Billable	Billable
Classification	S00-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)
Definition	Laceration of other specified blood vessels at shoulder and upper arm level, left arm, subsequent encounter is a billable ICD-10-CM diagnosis code (S45.812D).	Laceration of other specified blood vessels at shoulder and upper arm level, unspecified arm, subsequent encounter is a billable ICD-10-CM diagnosis code (S45.819D).
7th character	The appropriate 7th character is to be added to each code from category S45	The appropriate 7th character is to be added to each code from category S45
Includes	injuries of axilla injuries of scapular region	injuries of axilla injuries of scapular region

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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