Systemic involvement of connective tissue, unspecified M35.9

  • M35.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM M35.9 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of M35.9 - other international versions of ICD-10 M35.9 may differ.
Applicable To:
  • Autoimmune disease (systemic) NOS
  • Collagen (vascular) disease NOS

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.