R84

Non-billable

Abnormal findings in specimens from respiratory organs and thorax

R84 is the ICD-10-CM code for Abnormal findings in specimens from respiratory organs and thorax. It is a non-billable category code — use a more specific child code such as R84.0 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Subcodes
10
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Includes

  • abnormal findings in bronchial washings
  • abnormal findings in nasal secretions
  • abnormal findings in pleural fluid
  • abnormal findings in sputum
  • abnormal findings in throat scrapings

Excludes1 — not coded here

  • blood-stained sputum (R04.2)

Frequently asked questions

What is ICD-10 code R84?
R84 is the ICD-10-CM code for "Abnormal findings in specimens from respiratory organs and thorax". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R84 a billable code?
No — R84 is a non-billable header code. Use a more specific child code (such as R84.0) for billing.
What are the subcodes of R84?
R84 has 10 more specific child codes, including R84.0, R84.1, R84.2.
What is excluded from R84?
Excludes1 (not coded here): blood-stained sputum (R04.2).

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

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