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Nerve Monitoring In The Operating Room

California rates for HCPCS 95940

Covers continuous monitoring of the nerves and spinal cord while an operation is going on, with a specialist physically present in the operating room devoting attention to that one patient. Electrical signals from the nervous system are watched constantly so the surgical team is warned immediately if a nerve is being put at risk. It is billed in 15-minute blocks for the time the specialist is in attendance.

Rates data updated July 2026.

How much does Nerve Monitoring In The Operating Room cost?

$33.88

Typical facility fee. In California, July 2026.

Insurers have agreed to pay about $33.88 for this service. Most negotiated rates run $28.18 to $43.65.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 8 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $38 · 10th to 90th $30 to $166Professionalmedian $28 · 10th to 90th $25 to $49
$20.0$50.0$100.0$200.0$500.0$1.0Kfacility $38professional $28

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$29.51
Median
$61.66
Typical High
$562.34
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$37.15
Median
$42.66
Typical High
$42.66
Cigna
Setting
Facility
Modifier
Global
Typical Low
$33.88
Median
$33.88
Typical High
$33.88
Contra Costa Health
Setting
Professional
Modifier
Global
Typical Low
$26.92
Median
$30.20
Typical High
$40.74
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$24.55
Median
$28.18
Typical High
$52.48
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$204.17
Median
$204.17
Typical High
$204.17
Providence
Setting
Facility
Modifier
Global
Typical Low
$29.51
Median
$36.31
Typical High
$60.26
United
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$36.31
Typical High
$39.81

Where California sits

The same service costs 7.9 times more in Connecticut than in Wyoming. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

California $33.88 · 40th of 51
CT $158WY $19.95

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.