G81 Hemiplegia and hemiparesis

Category / Non-billable header 18 subcodes

Block: Cerebral palsy and other paralytic syndromes (G80-G83)

Excludes 1 (cannot be coded together)

  • congenital cerebral palsy (G80.-)
  • hemiplegia and hemiparesis due to sequela of cerebrovascular disease (I69.05-, I69.15-, I69.25-, I69.35-, I69.85-, I69.95-)

Notes

  • This category is to be used only when hemiplegia (complete)(incomplete) is reported without further specification, or is stated to be old or longstanding but of unspecified cause. The category is also for use in multiple coding to identify these types of hemiplegia resulting from any cause.

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
G81..0 Flaccid hemiplegia No
G81..00 Flaccid hemiplegia affecting unspecified side Yes
G81..01 Flaccid hemiplegia affecting right dominant side Yes
G81..02 Flaccid hemiplegia affecting left dominant side Yes
G81..03 Flaccid hemiplegia affecting right nondominant side Yes
G81..04 Flaccid hemiplegia affecting left nondominant side Yes
G81..1 Spastic hemiplegia No
G81..10 Spastic hemiplegia affecting unspecified side Yes
G81..11 Spastic hemiplegia affecting right dominant side Yes
G81..12 Spastic hemiplegia affecting left dominant side Yes
G81..13 Spastic hemiplegia affecting right nondominant side Yes
G81..14 Spastic hemiplegia affecting left nondominant side Yes
G81..9 Hemiplegia, unspecified No
G81..90 Hemiplegia, unspecified affecting unspecified side Yes
G81..91 Hemiplegia, unspecified affecting right dominant side Yes
G81..92 Hemiplegia, unspecified affecting left dominant side Yes
G81..93 Hemiplegia, unspecified affecting right nondominant side Yes
G81..94 Hemiplegia, unspecified affecting left nondominant side Yes

Last reviewed: September 2026