S91.25

Non-billable

Open bite of toe with damage to nail

S91.25 is the ICD-10-CM code for Open bite of toe with damage to nail. It is a non-billable category code — use a more specific child code such as S91.251 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
S91.2
Subcodes
7
Edition
FY2026

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

What this means — in plain language

MedlinePlus · NIH

Wild animals usually avoid people. They might attack, however, if they feel threatened, are sick, or are protecting their young or territory. Attacks by pets are more common. Animal bites rarely are life-threatening, but if they become infected, you can develop serious medical problems. To prevent animal bites and complications from bites: Never pet, handle, or feed unknown animals Leave snakes alone Watch your…

Read more about Animal Bites at MedlinePlus ↗

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

Includes

  • Bite of toe with damage to nail NOS

Excludes1 — not coded here

Frequently asked questions

What is ICD-10 code S91.25?
S91.25 is the ICD-10-CM code for "Open bite of toe with damage to nail". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is S91.25 a billable code?
No — S91.25 is a non-billable header code. Use a more specific child code (such as S91.251) for billing.
What are the subcodes of S91.25?
S91.25 has 7 more specific child codes, including S91.251, S91.252, S91.253.
What is excluded from S91.25?
Excludes1 (not coded here): superficial bite of toe (S90.46-, S90.47-).

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

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