R94
R94: Abnormal results of function studies
Non-billable headerICD-10-CM
R94 is a non-billable header ICD-10-CM code for abnormal results of function studies. It cannot be billed on its own: choose one of the more specific child codes below.
Includes
Conditions this code covers.
- abnormal results of radionuclide [radioisotope] uptake studies
- abnormal results of scintigraphy
Other codes that can never be billed with R94
Their own Excludes1 notes name this code, so the conflict is not listed above.
- R94.131Abnormal electromyogram [EMG]
- T88.7Unspecified adverse effect of drug or medicament
- T88.7XXAUnspecified adverse effect of drug or medicament, initial encounter
- T88.7XXDUnspecified adverse effect of drug or medicament, subsequent encounter
- T88.7XXSUnspecified adverse effect of drug or medicament, sequela
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead R94
9 child codes. Green means billable.
- R94.0Abnormal results of function studies of central nervous system
- R94.1Abnormal results of function studies of peripheral nervous system and special senses
- R94.2Abnormal results of pulmonary function studies
- R94.3Abnormal results of cardiovascular function studies
- R94.4Abnormal results of kidney function studies
- R94.5Abnormal results of liver function studies
- R94.6Abnormal results of thyroid function studies
- R94.7Abnormal results of other endocrine function studies
- R94.8Abnormal results of function studies of other organs and systems