M48.1
M48.1: Ankylosing hyperostosis [Forestier]
Non-billable headerICD-10-CM
M48.1 is a non-billable header ICD-10-CM code for ankylosing hyperostosis [forestier]. It cannot be billed on its own: choose one of the more specific child codes below.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Diffuse idiopathic skeletal hyperostosis [DISH]
Other codes that can never be billed with M48.1
Their own Excludes1 notes name this code, so the conflict is not listed above.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead M48.1
10 child codes. Green means billable.
- M48.10Ankylosing hyperostosis [Forestier], site unspecified
- M48.11Ankylosing hyperostosis [Forestier], occipito-atlanto-axial region
- M48.12Ankylosing hyperostosis [Forestier], cervical region
- M48.13Ankylosing hyperostosis [Forestier], cervicothoracic region
- M48.14Ankylosing hyperostosis [Forestier], thoracic region
- M48.15Ankylosing hyperostosis [Forestier], thoracolumbar region
- M48.16Ankylosing hyperostosis [Forestier], lumbar region
- M48.17Ankylosing hyperostosis [Forestier], lumbosacral region
- M48.18Ankylosing hyperostosis [Forestier], sacral and sacrococcygeal region
- M48.19Ankylosing hyperostosis [Forestier], multiple sites in spine