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R94

Non-billable

Abnormal results of function studies

R94 is the ICD-10-CM code for Abnormal results of function studies. It is a non-billable category code — use a more specific child code such as R94.0 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Subcodes
9
Edition
FY2026

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

Includes

  • •abnormal results of radionuclide [radioisotope] uptake studies
  • •abnormal results of scintigraphy

Frequently asked questions

What is ICD-10 code R94?
R94 is the ICD-10-CM code for "Abnormal results of function studies". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R94 a billable code?
No — R94 is a non-billable header code. Use a more specific child code (such as R94.0) for billing.
What are the subcodes of R94?
R94 has 9 more specific child codes, including R94.0, R94.1, R94.2.

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

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