R94.1
⚠ Non-billable
Abnormal results of function studies of peripheral nervous system and special senses
ICD-10-CM · FY2026 · Symptoms, Signs and Abnormal Clinical and Laboratory Findings
Code
R94.1
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Symptoms, Signs and Abnormal Clinical and Laboratory Findings
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code R94.1?
ICD-10-CM code R94.1 represents Abnormal results of function studies of peripheral nervous system and special senses. It is a non-billable header code requiring a more specific subcategory in the Symptoms, Signs and Abnormal Clinical and Laboratory Findings chapter, effective October 1, 2025 – September 30, 2026.
Is R94.1 billable?
No. R94.1 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is R94.1 in?
R94.1 belongs to the Symptoms, Signs and Abnormal Clinical and Laboratory Findings chapter (R00–R99) of ICD-10-CM.
Related codes in the R94 category
R94
Abnormal results of function studies
Non-billable
R94.0
Abnormal results of function studies of central nervous system
Non-billable
R94.2
Abnormal results of pulmonary function studies
Billable
R94.3
Abnormal results of cardiovascular function studies
Non-billable
R94.4
Abnormal results of kidney function studies
Billable
R94.5
Abnormal results of liver function studies
Billable
R94.6
Abnormal results of thyroid function studies
Billable
R94.7
Abnormal results of other endocrine function studies
Billable
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