R94.1
Non-Billable

Abnormal results of function studies of peripheral nervous system and special senses

Non-Billable / Non-Specific Code

What is Abnormal results of function studies of peripheral nervous system and special senses?

ICD-10-CM R94.1 is the diagnosis code for Abnormal results of function studies of peripheral nervous system and special senses. This code falls under the section "Abnormal findings on diagnostic imaging and in function studies, without diagnosis" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for R94.1

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where R94.1 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
R94.11Abnormal results of function studies of eyeNon-BillableR94.110Abnormal 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 sensesNon-BillableR94.120Abnormal 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 systemNon-BillableR94.130Abnormal response to nerve stimulation, unspecifiedBillableR94.131Abnormal electromyogram [EMG]BillableR94.138Abnormal results of other function studies of peripheral nervous systemBillable
Related Codes

Frequently Asked Questions

Is R94.1 a billable ICD-10-CM code?

No, R94.1 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does R94.1 mean?

R94.1 is the ICD-10-CM diagnosis code for "Abnormal results of function studies of peripheral nervous system and special senses". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of R94.1?

The parent code of R94.1 is R94 ("Abnormal results of function studies"). R94.1 provides a more specific classification within this category.

What section is R94.1 in?

R94.1 is located in Section R90-R94 — "Abnormal findings on diagnostic imaging and in function studies, without diagnosis" within Chapter 18 of the ICD-10-CM Tabular List.

What are the sub-codes of R94.1?

R94.1 has 3 sub-code(s) that provide more specific detail: R94.11, R94.12, R94.13.

When should I use R94.1?

Use R94.1 when the patients documented diagnosis matches "Abnormal results of function studies of peripheral nervous system and special senses" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Abnormal results of function studies of peripheral nervous system and special senses?

The ICD-10-CM code for Abnormal results of function studies of peripheral nervous system and special senses is R94.1.

Can R94.1 be used for primary diagnosis?

No, R94.1 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is R94.1 in?

R94.1 is in Chapter 18 of the ICD-10-CM Tabular List.

Is R94.1 valid for 2026?

Yes, R94.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousR94.09Abnormal results of other function studies of central nervous systemNext →R94.11Abnormal results of function studies of eye
Code Details
R94.1
Abnormal results of function studies of peripheral nervous system and special senses
Non-Billable / Non-Specific Code
18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R90-R94 — Abnormal findings on diagnostic imaging and in function studies, without diagnosis
2026 ICD-10-CM