G83.34 — Monoplegia, unspecified affecting left nondominant side
G83.34 is a billable, specific ICD-10-CM code for monoplegia, unspecified affecting left nondominant side. It is valid for submission on a claim.
Risk adjustment
G83.34 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 254 Monoplegia, Other Paralytic Syndromes0.321 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
G83.34 is named in 17 Medicare coverage policies — 17 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
- A53057Billing and Coding: Home Health Occupational Therapy
- A53064Billing and Coding: Outpatient Occupational Therapy
- A54095Billing and Coding: Nerve Conduction Studies and Electromyography
Code history
G83.34 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share G83.3. If G83.34 is not quite right, the correct code is usually one of these.
Questions about G83.34
- Is G83.34 a billable ICD-10-CM code?
- Yes. G83.34 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does G83.34 sit in the tabular list?
- Diseases of the nervous system (G00-G99), in the block Cerebral palsy and other paralytic syndromes (G80-G83).