95958 Eeg monitoring/function test
Also known as: EEG with activation, routine EEG with hyperventilation, photic EEG
Electroencephalography monitoring and functional testing (such as photic stimulation or hyperventilation) with interpretation.
In Plain Language
brain wave test with activation techniques; routine EEG with stimulation
Clinical Context
Standard diagnostic electroencephalography with activation procedures to detect epileptiform abnormalities, sleep abnormalities, and cerebral dysfunctions.
RVU Breakdown
| Work RVU | 4.13 |
| Total RVU | 4.13 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Medicine section codes cover a wide range of non-surgical services. Documentation should include the clinical indication, procedure details, interpretation (if applicable), and any patient-specific findings.
How This Code Compares
With a work RVU of 4.13, this code ranks in the 90th percentile among Medicine codes — 5.3x the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 95958?
CPT 95958 (Eeg monitoring/function test) is a Medicine code. Electroencephalography monitoring and functional testing (such as photic stimulation or hyperventilation) with interpretation.
Who uses CPT code 95958?
CPT 95958 is used by Neurology, Epilepsy, Sleep Medicine. Standard diagnostic electroencephalography with activation procedures to detect epileptiform abnormalities, sleep abnormalities, and cerebral dysfunctions.
When is CPT 95958 used?
Standard diagnostic electroencephalography with activation procedures to detect epileptiform abnormalities, sleep abnormalities, and cerebral dysfunctions.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.