Specific code icon 2016/17 ICD-10-CM Diagnosis Code M17.9

Osteoarthritis of knee, unspecified

    2016 2017 Billable/Specific Code

  • M17.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • This is the American ICD-10-CM version of M17.9. Other international versions of ICD-10 M17.9 may differ.
  • Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Information
  • Noninflammatory degenerative disease of the knee joint consisting of three large categories: conditions that block normal synchronous movement, conditions that produce abnormal pathways of motion, and conditions that cause stress concentration resulting in changes to articular cartilage. (Crenshaw, Campbell's Operative Orthopaedics, 8th ed, p2019)
Approximate Synonyms
  • Arthritis of left knee
  • Arthritis of right knee
ICD-10-CM M17.9 is grouped within Diagnostic Related Group(s) (MS-DRG v34.0):
  • 553 Bone diseases and arthropathies with mcc
  • 554 Bone diseases and arthropathies without mcc

Convert ICD-10-CM M17.9 to ICD-9-CM

The following ICD-10-CM Index entries contain back-references to ICD-10-CM M17.9: