Z90.09

Billable

Acquired absence of other part of head and neck

Z90.09 is the ICD-10-CM code for Acquired absence of other part of head and neck. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
Z00-Z99
Parent
Z90.0
Edition
FY2026

Z00-Z99 Factors influencing health status and contact with health services

What this means — in plain language

MedlinePlus · NIH

Chances are you've bumped your head before. Often, the injury is minor because your skull is hard and it protects your brain. But other head injuries can be more severe, such as a skull fracture, concussion , or traumatic brain injury . Head injuries can be open or closed. A closed injury does not break through the skull. With an open, or penetrating, injury, an object pierces the skull and enters the brain. Closed…

Read more about Head Injuries at MedlinePlus ↗

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

Includes

  • Acquired absence of nose

Excludes2 — not included here

Frequently asked questions

What is ICD-10 code Z90.09?
Z90.09 is the ICD-10-CM code for "Acquired absence of other part of head and neck". It falls under Z00-Z99 Factors influencing health status and contact with health services.
Is Z90.09 a billable code?
Yes — Z90.09 is a billable, specific ICD-10-CM code valid for reimbursement.

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

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