2021 ICD-10-CM Codes for Abnormal results of function studies (R94)

Instructional Notations

Includes Includes
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.

  • abnormal results of radionuclide [radioisotope] uptake studies
  • abnormal results of scintigraphy
    • ICD-10 Index

      • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)

        • Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)

            • Abnormal results of function studies (R94)
            • R94 - Abnormal results of function studies NON-BILLABLE CODE
            • R94.0 - Abnormal results of function studies of cnsl NON-BILLABLE CODE
            • R94.01 - Abnormal electroencephalogram [EEG] BILLABLE CODE
            • R94.02 - Abnormal brain scan BILLABLE CODE
            • R94.09 - Abnormal results of function studies of cnsl BILLABLE CODE
            • R94.1 - Abn results of functn studies of prph nrv sys & specl senses NON-BILLABLE CODE
            • R94.11 - Abnormal results of function studies of eye NON-BILLABLE CODE
            • R94.110 - Abnormal electro-oculogram [EOG] BILLABLE CODE
            • R94.111 - Abnormal electroretinogram [ERG] BILLABLE CODE
            • R94.112 - Abnormal visually evoked potential [VEP] BILLABLE CODE
            • R94.113 - Abnormal oculomotor study BILLABLE CODE
            • R94.118 - Abnormal results of other function studies of eye BILLABLE CODE
            • R94.12 - Abn results of function studies of ear and oth sp senses NON-BILLABLE CODE
            • R94.120 - Abnormal auditory function study BILLABLE CODE
            • R94.121 - Abnormal vestibular function study BILLABLE CODE
            • R94.128 - Abn results of function studies of ear and oth sp senses BILLABLE CODE
            • R94.13 - Abnormal results of function studies of prph nervous sys NON-BILLABLE CODE
            • R94.130 - Abnormal response to nerve stimulation, unspecified BILLABLE CODE
            • R94.131 - Abnormal electromyogram [EMG] BILLABLE CODE
            • R94.138 - Abnormal results of function studies of prph nervous sys BILLABLE CODE
            • R94.2 - Abnormal results of pulmonary function studies BILLABLE CODE
            • R94.3 - Abnormal results of cardiovascular function studies NON-BILLABLE CODE
            • R94.30 - Abnormal result of cardiovascular function study, unsp BILLABLE CODE
            • R94.31 - Abnormal electrocardiogram [ECG] [EKG] BILLABLE CODE
            • R94.39 - Abnormal result of other cardiovascular function study BILLABLE CODE
            • R94.4 - Abnormal results of kidney function studies BILLABLE CODE
            • R94.5 - Abnormal results of liver function studies BILLABLE CODE
            • R94.6 - Abnormal results of thyroid function studies BILLABLE CODE
            • R94.7 - Abnormal results of other endocrine function studies BILLABLE CODE
            • R94.8 - Abnormal results of function studies of organs and systems BILLABLE CODE