M90.551: Osteonecrosis in diseases classified elsewhere, right thigh
M90.551 is a billable, specific ICD-10-CM code for osteonecrosis in diseases classified elsewhere, right thigh. It is valid for submission on a claim.
Check M90.551 with the rest of the claim: free scrubberExcludes1 inherited from the categories above M90.551
A category’s note binds every code beneath it.
Written on M90: Osteopathies in diseases classified elsewhere
Risk adjustment
M90.551 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 92 Bone/Joint/Muscle/Severe Soft Tissue Infections/Necrosis0.479 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.
Medicare coverage
M90.551 is named in 12 Medicare coverage policies: 5 listing it as supporting medical necessity, and 7 listing it as NOT covered. Which one applies depends on your Medicare contractor.
- 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
- A59374Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
Code history
Unchanged in every release from FY2024 to FY2027.