S0990XA - Head injury of unknown type - first visit for treatment

International Classification of Diseases

Last updated: 10/3/2025

What is a ICD-10 Code?

ICD-10 (International Classification of Diseases, 10th Revision) codes are used to classify and code all diagnoses, symptoms, and procedures recorded in association with hospital care. These codes provide a standardized way to track health conditions and their treatment outcomes.

Detailed Description

This code indicates that you have sustained some type of injury to your head, but the specific nature or extent of the injury has not yet been determined or documented. This is your first visit to receive medical care for this head injury. The injury could range from minor bumps or bruises to more serious conditions, which is why further evaluation and testing may be needed to determine the exact type and severity of your head injury.

Additional Information

This is a general code used when the specific type of head injury cannot be determined initially. Further evaluation will help determine the exact nature of the injury and appropriate treatment plan. Head injuries should always be taken seriously and monitored closely.

Category

Injury/Trauma

Medical Specialty

Emergency Medicine, Neurology, or Primary Care

Expected Costs

We expect this to normally be in the range of:

$200 - $2000

This is an estimate based on typical billing patterns. Your actual cost may vary depending on your insurance coverage, provider location, and specific circumstances.

What's Required Before This

  • Recent head trauma or injury
  • First medical encounter for this specific injury

What to Expect After

  • Neurological monitoring and assessment
  • Possible imaging studies (CT scan, MRI) if symptoms worsen
  • Follow-up appointments to monitor healing
  • Return immediately if experiencing severe headaches, confusion, vomiting, or loss of consciousness

Why Understanding This Code Matters

On Your Medical Bill

This code appears on your medical bills to identify the specific service, procedure, drug, or medical diagnosis you received. Understanding what it means helps you verify you're being charged correctly and know what to expect.

For Your Health

Knowing what this code represents helps you understand your treatment plan, ask better questions during appointments, and track your healthcare journey more effectively.

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