M15

Classification

Category:Diseases of the musculoskeletal system and connective tissue

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Coding Guidance

M15 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail.

Inclusion Terms

arthritis of multiple sites

Excludes 1

Excludes 2

Use Additional Code

From M00-M99

Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

More Specific Codes

M15.0

Primary generalized (osteo)arthritis

M15.1

Heberden's nodes (with arthropathy)

M15.2

Bouchard's nodes (with arthropathy)

M15.3

Secondary multiple arthritis

M15.4

Erosive (osteo)arthritis

M15.8

Other polyosteoarthritis

M15.9

Polyosteoarthritis, unspecified

External Resources

2025 ICD-10 guidelines from CMS.gov