S06.31AD vs S06.32AD

S06.31AD (Contusion and laceration of right cerebrum with loss of consciousness status unknown, subsequent encounter) compared with S06.32AD (Contusion and laceration of left cerebrum with loss of consciousness status unknown, subsequent encounter), from the official CMS tabular data. S06.31AD and S06.32AD code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S06.31AD

Right

Contusion and laceration of right cerebrum with loss of consciousness status unknown, subsequent encounter

↔

S06.32AD

Left

Contusion and laceration of left cerebrum with loss of consciousness status unknown, 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. S06.31AD and S06.32AD 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

	S06.31ADContusion and laceration of right cerebrum with loss of consciousness status unknown, subsequent encounter	S06.32ADContusion and laceration of left cerebrum with loss of consciousness status unknown, 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	Contusion and laceration of right cerebrum with loss of consciousness status unknown, subsequent encounter is a billable ICD-10-CM diagnosis code (S06.31AD).	Contusion and laceration of left cerebrum with loss of consciousness status unknown, subsequent encounter is a billable ICD-10-CM diagnosis code (S06.32AD).
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, for traumatic brain compression or herniation (S06.A-) code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-)	code, if applicable, for traumatic brain compression or herniation (S06.A-) 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