M13.14

⚠ Non-billable (Header)

Monoarthritis, not elsewhere classified, hand

Diseases of the musculoskeletal system and connective tissue (M00-M99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

M13

• arthrosis (M15-M19)
• osteoarthritis (M15-M19)

Child Codes (3)

M13.141Monoarthritis, not elsewhere classified, right hand✓ Billable M13.142Monoarthritis, not elsewhere classified, left hand✓ Billable M13.149Monoarthritis, not elsewhere classified, unspecified hand✓ Billable

Clinical Description

ICD-10-CM code M13.14 represents monoarthritis, not elsewhere classified, hand. This code falls under the Diseases of the musculoskeletal system and connective tissue (M00-M99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.

This is a 6-character code at the 5th level of specificity. There are 3 more specific child codes under M13.14. Coders should note that M13.14 has 2 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code M13.14?

ICD-10-CM code M13.14 is "Monoarthritis, not elsewhere classified, hand". It belongs to the category: Diseases of the musculoskeletal system and connective tissue (M00-M99).

Is M13.14 a billable ICD-10 code?

No, M13.14 is a non-billable header code. A more specific child code must be used for billing.

What codes are excluded with M13.14?

M13.14 has 2 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Related Codes in M13.1

Other codes in the same category that may be relevant for differential coding:

M13.10Monoarthritis, not elsewhere classified, unspecified site M13.11Monoarthritis, not elsewhere classified, shoulder M13.12Monoarthritis, not elsewhere classified, elbow M13.13Monoarthritis, not elsewhere classified, wrist M13.15Monoarthritis, not elsewhere classified, hip M13.16Monoarthritis, not elsewhere classified, knee M13.17Monoarthritis, not elsewhere classified, ankle and foot

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Code Information

CodeM13.14

BillableNo — Header code

ParentM13.1

CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)

Excludes12 rule(s)

Excludes20 note(s)

Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)