G11.19: Other early-onset cerebellar ataxia
G11.19 is a billable, specific ICD-10-CM code for other early-onset cerebellar ataxia. It is valid for submission on a claim.
Check G11.19 with the rest of the claim: free scrubberInclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Early-onset cerebellar ataxia with essential tremor
- Early-onset cerebellar ataxia with myoclonus [Hunt's ataxia]
- Early-onset cerebellar ataxia with retained tendon reflexes
- X-linked recessive spinocerebellar ataxia
Other codes that can never be billed with G11.19
Their own Excludes1 notes name this code, so the conflict is not listed above.
Risk adjustment
G11.19 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 200 Friedreich and Other Hereditary Ataxias; Huntington Disease0.279 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. Look up the whole chart to see which of its HCCs the hierarchy would zero.
Medicare coverage
G11.19 is named in 17 Medicare coverage policies: 17 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A53057Billing and Coding: Home Health Occupational Therapy
- A53058Billing and Coding: Home Health Physical Therapy
- A53064Billing and Coding: Outpatient Occupational Therapy
- A53065Billing and Coding: Outpatient Physical Therapy
Alphabetic index entries that lead here
- Ataxia, ataxy, ataxic›Hunt's
- Ataxia, ataxy, ataxic›spinocerebellar, X-linked recessive
- Dyssynergia›cerebellaris myoclonica(Hunt's ataxia)
- Ramsay-Hunt disease or syndrome›meaning dyssynergia cerebellaris myoclonica
- Disease, diseased›Hunt's›dyssynergia cerebellaris myoclonica
- Hunt's›disease or syndrome›dyssynergia cerebellaris myoclonica
- Syndrome›Hunt's›dyssynergia cerebellaris myoclonica
- Ataxia, ataxy, ataxic›cerebellar›with›essential tremor
- Ataxia, ataxy, ataxic›cerebellar›with›myoclonus [Hunt's ataxia]
- Ataxia, ataxy, ataxic›cerebellar›with›retained tendon reflexes
Code history
Unchanged in every release from FY2024 to FY2027.