M17.9: Osteoarthritis of knee, unspecified

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

M17.9 is named in 19 Medicare coverage policies: 11 listing it as supporting medical necessity, and 8 listing it as NOT covered. Which one applies depends on your Medicare contractor.

• A52369Billing and Coding: Arthroscopic Lavage and Arthroscopic Debridement for the Osteoarthritic Knee – Medical Policy Articlenot covered
• A58865Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
• A58883Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
• A58893Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered