R84
Non-Billable

Abnormal findings in specimens from respiratory organs and thorax

Non-Billable / Non-Specific Code

What is Abnormal findings in specimens from respiratory organs and thorax?

ICD-10-CM R84 is the diagnosis code for Abnormal findings in specimens from respiratory organs and thorax. This code falls under the section "Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1

Coding Guidelines for R84

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as R84. They are mutually exclusive:

  • blood-stained sputum (R04.2)

ICD-10-CM Code Hierarchy

Understanding where R84 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
R84.0Abnormal level of enzymes in specimens from respiratory organs and thoraxBillableR84.1Abnormal level of hormones in specimens from respiratory organs and thoraxBillableR84.2Abnormal level of other drugs, medicaments and biological substances in specimens from respiratory organs and thoraxBillableR84.3Abnormal level of substances chiefly nonmedicinal as to source in specimens from respiratory organs and thoraxBillableR84.4Abnormal immunological findings in specimens from respiratory organs and thoraxBillableR84.5Abnormal microbiological findings in specimens from respiratory organs and thoraxBillableR84.6Abnormal cytological findings in specimens from respiratory organs and thoraxBillableR84.7Abnormal histological findings in specimens from respiratory organs and thoraxBillableR84.8Other abnormal findings in specimens from respiratory organs and thoraxBillableR84.9Unspecified abnormal finding in specimens from respiratory organs and thoraxBillable
Related Codes

Frequently Asked Questions

Is R84 a billable ICD-10-CM code?

No, R84 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does R84 mean?

R84 is the ICD-10-CM diagnosis code for "Abnormal findings in specimens from respiratory organs and thorax". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is R84 in?

R84 is located in Section R83-R89 — "Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis" within Chapter 18 of the ICD-10-CM Tabular List.

What are the sub-codes of R84?

R84 has 10 sub-code(s) that provide more specific detail: R84.0, R84.1, R84.2, R84.3, R84.4 and more.

When should I use R84?

Use R84 when the patients documented diagnosis matches "Abnormal findings in specimens from respiratory organs and thorax" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Abnormal findings in specimens from respiratory organs and thorax?

The ICD-10-CM code for Abnormal findings in specimens from respiratory organs and thorax is R84.

Can R84 be used for primary diagnosis?

No, R84 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is R84 in?

R84 is in Chapter 18 of the ICD-10-CM Tabular List.

What conditions are excluded from R84?

Type 1 Excludes for R84 include: blood-stained sputum (R04.2).

Is R84 valid for 2026?

Yes, R84 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousR83.9Unspecified abnormal finding in cerebrospinal fluidNext →R84.0Abnormal level of enzymes in specimens from respiratory organs and thorax
Code Details
R84
Abnormal findings in specimens from respiratory organs and thorax
Non-Billable / Non-Specific Code
18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R83-R89 — Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis
2026 ICD-10-CM