Is M35.89 a billable code?
Yes. M35.89 is a billable ICD-10-CM code and can be used on claims and superbills for dates of service from October 1, 2026 to September 30, 2027.
ICD-10-CM FY2027 diagnosis code
M35.89: Other specified systemic involvement of connective tissue
Billable codeValid for dates of service October 1, 2026 to September 30, 2027
M35.89 is a billable ICD-10-CM diagnosis code for other specified systemic involvement of connective tissue. It is specific enough to use on an insurance claim, a superbill or a Good Faith Estimate.
Superbill GeneratorStart a superbill with M35.89 already added.Good Faith EstimateStart a cost estimate with M35.89 already added.CMS-1500 Claim FormFill a claim form with M35.89 in box 21.
Other codes in M35.8 Other specified systemic involvement of connective tissue
M35.89 questions
What does M35.89 mean?
M35.89 is the ICD-10-CM code for Other specified systemic involvement of connective tissue. It is in chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.