G35.B2 Non-active primary progressive multiple sclerosis

The ICD-10-CM code for Non-active primary progressive multiple sclerosis is G35.B2 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

6: Diseases of the nervous system (G00-G99)

Section

G35-G37: Demyelinating diseases of the central nervous system (G35-G37)

Category G35

11 codes (8 billable)

FY2026 Status

New code in FY2026

Also Known As

ICD-10-CM Alphabetic Index entries that lead to G35.B2:

• Sclerosis, sclerotic › multiple (brain stem) (cerebral) (disseminated) (generalized) (spinal cord) › progressive › primary › non-active
• Sclerosis, sclerotic › multiple (brain stem) (cerebral) (disseminated) (generalized) (spinal cord) › progressive › primary › without evidence of inflammatory disease activity

Inclusion Terms

• Primary progressive multiple sclerosis without evidence of inflammatory disease activity

Official Coding Guidelines

Dominant/nondominant side (TOC entry)

a. Dominant/nondominant side ................................................................................................. 45

Pain - Category G89 (TOC entry)

b. Pain - Category G89.............................................................................................................. 45

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool