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G35.CNon-billableSave

G35.C - Secondary progressive multiple sclerosis

ICD-10-CM Chapter 6: Diseases of the nervous system · G35-G37 Demyelinating diseases of the central nervous system (G35-G37) · Subcategory of G35 · FY2027

Coding Guidance

G35.C is a non-billable heading. Report one of the 3 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 2 — Not Included HereFrom Chapter G00-G99

Not part of this code; report both codes when the patient has both conditions.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

More Specific Codes (3)

G35.C0Secondary progressive multiple sclerosis, unspecified→G35.C1Active secondary progressive multiple sclerosis→G35.C2Non-active secondary progressive multiple sclerosis→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with G35.C.