S06.814D vs S06.824D

S06.814D (Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter) compared with S06.824D (Injury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter), from the official CMS tabular data. S06.814D and S06.824D code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S06.814D

Right

Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter

↔

S06.824D

Left

Injury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, 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. S06.814D and S06.824D 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

	S06.814DInjury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter	S06.824DInjury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, 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	Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter is a billable ICD-10-CM diagnosis code (S06.814D).	Injury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter is a billable ICD-10-CM diagnosis code (S06.824D).
7th character	The appropriate 7th character is to be added to each code from category S06, except as noted below	The appropriate 7th character is to be added to each code from category S06, except as noted below
Includes	traumatic brain injury injuries of ear injuries of eye injuries of face [any part]	traumatic brain injury injuries of ear injuries of eye injuries of face [any part]
Use additional code	code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-)	code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-)

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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