ICD-10-CM · Chapter 18 · R00–R99
R94.1
Abnormal results of function studies of peripheral nervous system and special senses
Symptoms, signs and abnormal clinical and laboratory findings
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- R94.1
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings
- Category
- R94 — Abnormal results of function studies
- Specificity
- 4 characters
How coders use this code
ICD-10-CM R94.1 is a category (header) for abnormal results of function studies of peripheral nervous system and special senses. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in R94
- R94Abnormal results of function studies
- R94.0Abnormal results of function studies of central nervous system
- R94.01Abnormal electroencephalogram [EEG]
- R94.02Abnormal brain scan
- R94.09Abnormal results of other function studies of central nervous system
- R94.11Abnormal results of function studies of eye
- R94.110Abnormal electro-oculogram [EOG]
- R94.111Abnormal electroretinogram [ERG]
- R94.112Abnormal visually evoked potential [VEP]
- R94.113Abnormal oculomotor study
- R94.118Abnormal results of other function studies of eye
- R94.12Abnormal results of function studies of ear and other special senses
- R94.120Abnormal auditory function study
- R94.121Abnormal vestibular function study
- R94.128Abnormal results of other function studies of ear and other special senses
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