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Extended EEG Brain Wave Monitoring

Hawaii rates for HCPCS 95812

This test records the brain's electrical activity using scalp electrodes over a longer period than a routine EEG, increasing the chance of capturing abnormal patterns, such as those linked to seizures, that might not appear during a brief recording. The extended recording time allows the patient to pass through more of a natural sleep-wake cycle while brain activity is continuously tracked. It falls between a standard-length EEG and a more prolonged, multi-hour or overnight monitoring study.

Rates data updated July 2026.

Professionalmedian $214 · 10th–90th $48$4680%10%10th90th$214$50.0$100.0$200.0$500.0$1.0K

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$213.80
Median
$346.74
Typical High
$457.09
Aetna
Setting
Professional
Modifier
26 · Professional part
Typical Low
$44.67
Median
$57.54
Typical High
$95.50
Cigna
Setting
Professional
Modifier
Global
Typical Low
$251.19
Median
$436.52
Typical High
$602.56
Cigna
Setting
Professional
Modifier
26 · Professional part
Typical Low
$60.26
Median
$69.18
Typical High
$95.50
HMSA
Setting
Professional
Modifier
Global
Typical Low
$407.38
Median
$467.74
Typical High
$512.86
HMSA
Setting
Professional
Modifier
26 · Professional part
Typical Low
$72.44
Median
$77.62
Typical High
$77.62
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$467.74
Median
$512.86
Typical High
$645.65
Kaiser Permanente
Setting
Professional
Modifier
26 · Professional part
Typical Low
$66.07
Median
$72.44
Typical High
$91.20
United
Setting
Professional
Modifier
Global
Typical Low
$302.00
Median
$389.05
Typical High
$562.34
United
Setting
Professional
Modifier
26 · Professional part
Typical Low
$53.70
Median
$69.18
Typical High
$91.20
University Health Alliance
Setting
Professional
Modifier
Global
Typical Low
$213.80
Median
$323.59
Typical High
$478.63
University Health Alliance
Setting
Professional
Modifier
26 · Professional part
Typical Low
$42.66
Median
$63.10
Typical High
$75.86