MCMedicalCodingSoftware
G35

G35: Multiple sclerosis

Non-billable headerICD-10-CM

G35 is a non-billable header ICD-10-CM code for multiple sclerosis. It cannot be billed on its own: choose one of the more specific child codes below.

Other codes that can never be billed with G35

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • G37.3Acute transverse myelitis in demyelinating disease of central nervous system

Risk adjustment

G35 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 198 Multiple Sclerosis0.647 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

G35 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A57174Billing and Coding: MolDX: Pharmacogenomics Testing

The condition this code belongs to

Code history

  • deletedFY2024-FY2027

    Multiple sclerosis

Code to one of these instead G35

4 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.