M48.19 — Ankylosing hyperostosis [Forestier], multiple sites in spine
M48.19 is a billable, specific ICD-10-CM code for ankylosing hyperostosis [forestier], multiple sites in spine. It is valid for submission on a claim.
Risk adjustment
M48.19 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
M48.19 is named in 19 Medicare coverage policies — 13 listing it as supporting medical necessity, and 6 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A58865Billing 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
- A59434Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
How M48.19 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to M48.19.
- Hyperostosis›ankylosing›multiple sites
Related codes at this level
Codes that share M48.1. If M48.19 is not quite right, the correct code is usually one of these.
- 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
Questions about M48.19
- Is M48.19 a billable ICD-10-CM code?
- Yes. M48.19 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does M48.19 sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Spondylopathies (M45-M49).