S42.4

Non-billable

Fracture of lower end of humerus

S42.4 is the ICD-10-CM code for Fracture of lower end of humerus. It is a non-billable category code — use a more specific child code such as S42.40 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
S42
Subcodes
10
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

What this means — in plain language

MedlinePlus · NIH

Your elbow joint is made up of bone, cartilage, ligaments and fluid. Muscles and tendons help the elbow joint move. When any of these structures is hurt or diseased, you have elbow problems. Many things can make your elbow hurt. A common cause is tendinitis , an inflammation or injury to the tendons that attach muscle to bone. Tendinitis of the elbow is a sports injury , often from playing tennis or golf. You may…

Read more about Elbow Injuries and Disorders at MedlinePlus ↗

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

Includes

  • Fracture of distal end of humerus

Excludes2 — not included here

  • fracture of shaft of humerus (S42.3-)
  • physeal fracture of lower end of humerus (S49.1-)

Frequently asked questions

What is ICD-10 code S42.4?
S42.4 is the ICD-10-CM code for "Fracture of lower end of humerus". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is S42.4 a billable code?
No — S42.4 is a non-billable header code. Use a more specific child code (such as S42.40) for billing.
What are the subcodes of S42.4?
S42.4 has 10 more specific child codes, including S42.40, S42.41, S42.42.

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

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