NPI Atlas

M41 – Scoliosis

ICD-10-CM 2027 diagnosis code · Deforming dorsopathies

Non-billable header

ICD-10-CM code M41

Code: M41 (claims format: M41)
Description: Scoliosis
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block: M40-M43 Deforming dorsopathies

Billable codes under M41

M41 is a header code and cannot be used on claims. Choose the most specific code:

M41.0 – Infantile idiopathic scoliosisHeader (more codes below)
M41.1 – Juvenile and adolescent idiopathic scoliosisHeader (more codes below)
M41.2 – Other idiopathic scoliosisHeader (more codes below)
M41.3 – Thoracogenic scoliosisHeader (more codes below)
M41.4 – Neuromuscular scoliosisHeader (more codes below)
M41.5 – Other secondary scoliosisHeader (more codes below)
M41.8 – Other forms of scoliosisHeader (more codes below)
M41.9 – Scoliosis, unspecifiedBillable

Notes for M41

Includes:

kyphoscoliosis

Excludes1 (not coded here):

congenital scoliosis NOS (Q67.5)
congenital scoliosis due to bony malformation (Q76.3)
postural congenital scoliosis (Q67.5)
kyphoscoliotic heart disease (I27.1)

Excludes2 (not included here):

postprocedural scoliosis (M96.89)
postradiation scoliosis (M96.5)

Frequently asked questions

What is ICD-10 code M41?

M41 is the ICD-10-CM code for scoliosis, in the block M40-M43 (Deforming dorsopathies).

Is M41 a billable code?

No. M41 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.