M84.345

Non-billable

Stress fracture, left finger(s)

M84.345 is the ICD-10-CM code for Stress fracture, left finger(s). It is a non-billable category code — use a more specific child code such as M84.345A for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M84.34
Subcodes
6
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

What this means — in plain language

MedlinePlus · NIH

You use your fingers and thumbs to do everything from grasping objects to playing musical instruments to typing. When there is something wrong with them, it can make life difficult. Common problems include: Injuries that result in fractures (broken bones), ruptured ligaments and dislocations Osteoarthritis - wear-and-tear arthritis. It can also cause deformity. Tendinitis - irritation of the tendons Dupuytren's…

Read more about Finger Injuries and Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Conditions mapped to this code

MedlinePlus · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code M84.345?
M84.345 is the ICD-10-CM code for "Stress fracture, left finger(s)". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M84.345 a billable code?
No — M84.345 is a non-billable header code. Use a more specific child code (such as M84.345A) for billing.
What are the subcodes of M84.345?
M84.345 has 6 more specific child codes, including M84.345A, M84.345D, M84.345G.

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

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