Get started free

M48.1

Non-billable

Ankylosing hyperostosis [Forestier]

M48.1 is the ICD-10-CM code for Ankylosing hyperostosis [Forestier]. It is a non-billable category code — use a more specific child code such as M48.10 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M48
Subcodes
10
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

Includes

  • •Diffuse idiopathic skeletal hyperostosis [DISH]

Frequently asked questions

What is ICD-10 code M48.1?
M48.1 is the ICD-10-CM code for "Ankylosing hyperostosis [Forestier]". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M48.1 a billable code?
No — M48.1 is a non-billable header code. Use a more specific child code (such as M48.10) for billing.
What are the subcodes of M48.1?
M48.1 has 10 more specific child codes, including M48.10, M48.11, M48.12.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.

Get started freeSee how Eleplan works →