B01.12
B01.12: Varicella myelitis
Billable / specific codeICD-10-CM
B01.12 is a billable, specific ICD-10-CM code for varicella myelitis. It is valid for submission on a claim.
Check B01.12 with the rest of the claim: free scrubberInclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Postchickenpox myelitis
Risk adjustment
B01.12 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 182 Spinal Cord Disorders/Injuries0.478 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
B01.12 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A57204Billing and Coding: MRI and CT Scans of the Head and Neck
Alphabetic index entries that lead here
- Myelitis›postchickenpox
- Myelitis›varicella
- Varicella›with›myelitis
Code history
Unchanged in every release from FY2024 to FY2027.