M24.1 – Other articular cartilage disorders

ICD-10-CM 2027 diagnosis code · Other joint disorders

Non-billable header

ICD-10-CM code M24.1

Code: M24.1 (claims format: M241)
Description: Other articular cartilage disorders
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: M20-M25 Other joint disorders
Parent codes: M24

Billable codes under M24.1

M24.1 is a header code and cannot be used on claims. Choose the most specific code:

M24.10 – Other articular cartilage disorders, unspecified siteBillable
M24.11 – Other articular cartilage disorders, shoulderHeader (more codes below)
M24.12 – Other articular cartilage disorders, elbowHeader (more codes below)
M24.13 – Other articular cartilage disorders, wristHeader (more codes below)
M24.14 – Other articular cartilage disorders, handHeader (more codes below)
M24.15 – Other articular cartilage disorders, hipHeader (more codes below)
M24.17 – Other articular cartilage disorders, ankle and footHeader (more codes below)
M24.19 – Other articular cartilage disorders, other specified siteBillable

Notes for M24.1

Excludes2 (not included here):

chondrocalcinosis (M11.1-, M11.2-)
internal derangement of knee (M23.-)
metastatic calcification (E83.59)
ochronosis (E70.29)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

M24 – Other specific joint derangements

Excludes1 (not coded here):

current injury - see injury of joint by body region

Excludes2 (not included here):

ganglion (M67.4)
snapping knee (M23.8-)
temporomandibular joint disorders (M26.6-)

Block M20-M25

Excludes2 (not included here):

joints of the spine (M40-M54)

Related codes in M24

M24.0 – Loose body in jointHeader
M24.2 – Disorder of ligamentHeader
M24.3 – Pathological dislocation of joint, not elsewhere classifiedHeader
M24.4 – Recurrent dislocation of jointHeader
M24.5 – Contracture of jointHeader
M24.6 – Ankylosis of jointHeader
M24.7 – Protrusio acetabuliBillable
M24.8 – Other specific joint derangements, not elsewhere classifiedHeader
M24.9 – Joint derangement, unspecifiedBillable

Frequently asked questions

What is ICD-10 code M24.1?

M24.1 is the ICD-10-CM code for other articular cartilage disorders, in the block M20-M25 (Other joint disorders).

Is M24.1 a billable code?

No. M24.1 is a header code with more specific child codes; report one of the billable codes listed above.

What category does M24.1 belong to?

It belongs to category M24 – Other specific joint derangements.

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.