Category · R90-R94
R94Abnormal results of function studies
30 codes in this category
R94Abnormal results of function studiesHeaderR94.0Abnormal results of function studies of central nervous systemHeaderR94.01Abnormal electroencephalogram [EEG]BillableR94.02Abnormal brain scanBillableR94.09Abnormal results of other function studies of central nervous systemBillableR94.1Abnormal results of function studies of peripheral nervous system and special sensesHeaderR94.11Abnormal results of function studies of eyeHeaderR94.110Abnormal electro-oculogram [EOG]BillableR94.111Abnormal electroretinogram [ERG]BillableR94.112Abnormal visually evoked potential [VEP]BillableR94.113Abnormal oculomotor studyBillableR94.118Abnormal results of other function studies of eyeBillableR94.12Abnormal results of function studies of ear and other special sensesHeaderR94.120Abnormal auditory function studyBillableR94.121Abnormal vestibular function studyBillableR94.128Abnormal results of other function studies of ear and other special sensesBillableR94.13Abnormal results of function studies of peripheral nervous systemHeaderR94.130Abnormal response to nerve stimulation, unspecifiedBillableR94.131Abnormal electromyogram [EMG]BillableR94.138Abnormal results of other function studies of peripheral nervous systemBillableR94.2Abnormal results of pulmonary function studiesBillableR94.3Abnormal results of cardiovascular function studiesHeaderR94.30Abnormal result of cardiovascular function study, unspecifiedBillableR94.31Abnormal electrocardiogram [ECG] [EKG]BillableR94.39Abnormal result of other cardiovascular function studyBillableR94.4Abnormal results of kidney function studiesBillableR94.5Abnormal results of liver function studiesBillableR94.6Abnormal results of thyroid function studiesBillableR94.7Abnormal results of other endocrine function studiesBillableR94.8Abnormal results of function studies of other organs and systemsBillable