M65.961
Billable codeUnspecified synovitis and tenosynovitis, right lower leg
The ICD-10 code for unspecified synovitis and tenosynovitis, right lower leg is M65.961.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M65.962Unspecified synovitis and tenosynovitis, left lower leg
- M65.969Unspecified synovitis and tenosynovitis, unspecified lower leg
- M65.961Unspecified synovitis and tenosynovitis, right lower leg
Associated MS-DRGs
M65.961 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.