M40.1

Non-billable

Other secondary kyphosis

M40.1 is the ICD-10-CM code for Other secondary kyphosis. It is a non-billable category code — use a more specific child code such as M40.10 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M40
Subcodes
5
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code M40.1?
M40.1 is the ICD-10-CM code for "Other secondary kyphosis". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M40.1 a billable code?
No — M40.1 is a non-billable header code. Use a more specific child code (such as M40.10) for billing.
What are the subcodes of M40.1?
M40.1 has 5 more specific child codes, including M40.10, M40.12, M40.13.

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

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