ICD-10-CM › M00-M99 › M45-M49 › M46.9 Unspecified inflammatory spondylopathy › M46.91
M46.91
Unspecified inflammatory spondylopathy, occipito-atlanto-axial region
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Unspecified inflammatory spondylopathy, occipito-atlanto-axial region
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Spondylitis
- Disease, diseased > spine
- Arthritis, arthritic > back
- Arthritis, arthritic > vertebral
- Disease, diseased > vertebra, vertebral
- Inflammation, inflamed, inflammatory > spine
- Spondylopathy > inflammatory > occipito-atlanto-axial region
Codes in the same group
| Code | Description | Status |
|---|---|---|
| M46.90 | Unspecified inflammatory spondylopathy, site unspecified | Valid |
| M46.92 | Unspecified inflammatory spondylopathy, cervical region | Valid |
| M46.93 | Unspecified inflammatory spondylopathy, cervicothoracic region | Valid |
| M46.94 | Unspecified inflammatory spondylopathy, thoracic region | Valid |
| M46.95 | Unspecified inflammatory spondylopathy, thoracolumbar region | Valid |
| M46.96 | Unspecified inflammatory spondylopathy, lumbar region | Valid |
| M46.97 | Unspecified inflammatory spondylopathy, lumbosacral region | Valid |
| M46.98 | Unspecified inflammatory spondylopathy, sacral and sacrococcygeal region | Valid |
| M46.99 | Unspecified inflammatory spondylopathy, multiple sites in spine | Valid |