M48.1
Header — not billableAnkylosing hyperostosis [Forestier]
The ICD-10 code for ankylosing hyperostosis [forestier] is M48.1.
M48.1 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 10 more specific codes below.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Diffuse idiopathic skeletal hyperostosis [DISH]
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under M48.1
- 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
Related codes in this category
- M48.0Spinal stenosisnon-billable header
- M48.2Kissing spinenon-billable header
- M48.3Traumatic spondylopathynon-billable header
- M48.4Fatigue fracture of vertebranon-billable header
- M48.5Collapsed vertebra, not elsewhere classifiednon-billable header
- M48.8Other specified spondylopathiesnon-billable header
- M48.9Spondylopathy, unspecified
- M48.1Ankylosing hyperostosis [Forestier]non-billable header