M46.23: Osteomyelitis of vertebra, cervicothoracic region
M46.23 is a billable, specific ICD-10-CM code for osteomyelitis of vertebra, cervicothoracic region. It is valid for submission on a claim.
Check M46.23 with the rest of the claim: free scrubberOther codes that can never be billed with M46.23
Their own Excludes1 notes name this code, so the conflict is not listed above.
- G55Nerve root and plexus compressions in diseases classified elsewhere
Risk adjustment
M46.23 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
M46.23 is named in 15 Medicare coverage policies: 8 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
Alphabetic index entries that lead here
- Osteomyelitis›vertebra›cervicothoracic region
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under M46.2
- M46.20Osteomyelitis of vertebra, site unspecified
- M46.21Osteomyelitis of vertebra, occipito-atlanto-axial region
- M46.22Osteomyelitis of vertebra, cervical region
- M46.24Osteomyelitis of vertebra, thoracic region
- M46.25Osteomyelitis of vertebra, thoracolumbar region
- M46.26Osteomyelitis of vertebra, lumbar region
- M46.27Osteomyelitis of vertebra, lumbosacral region
- M46.28Osteomyelitis of vertebra, sacral and sacrococcygeal region