G83.21 Monoplegia of upper limb affecting right dominant side

Billable ICD-10-CM code, FY2026.

Applies from G83 Other paralytic syndromes

Includes

• paralysis (complete) (incomplete), except as in G80-G82

Notes

• This category is to be used only when the listed conditions are reported without further specification, or are stated to be old or longstanding but of unspecified cause. The category is also for use in multiple coding to identify these conditions resulting from any cause.

Applies from G83.2 Monoplegia of upper limb

Applicable to

• Paralysis of upper limb

Excludes1 (never code together)

• monoplegia of upper limbs due to sequela of cerebrovascular disease (I69.03-, I69.13-, I69.23-, I69.33-, I69.83-, I69.93-)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 254 — Monoplegia, Other Paralytic Syndromes
• CMS-HCC V22: HCC 104 — Monoplegia, Other Paralytic Syndromes
• ESRD V24: HCC 104

MS-DRG index

Defines the logic of DRG(s) 091-093 in MDC 01.

Approximate ICD-9-CM (GEMs)

• 344.41 Monoplegia of upper limb affecting dominant side (approximate)

Nearby codes

• G83.12 Monoplegia of lower limb affecting left dominant side
• G83.13 Monoplegia of lower limb affecting right nondominant side
• G83.14 Monoplegia of lower limb affecting left nondominant side
• G83.2 Monoplegia of upper limb
• G83.20 Monoplegia of upper limb affecting unspecified side
• G83.21 Monoplegia of upper limb affecting right dominant side (this code)
• G83.22 Monoplegia of upper limb affecting left dominant side
• G83.23 Monoplegia of upper limb affecting right nondominant side
• G83.24 Monoplegia of upper limb affecting left nondominant side
• G83.3 Monoplegia, unspecified
• G83.30 Monoplegia, unspecified affecting unspecified side