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Nerve Monitoring In The Operating Room

Massachusetts 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 October 2026.

How much does Nerve Monitoring In The Operating Room cost?

$42.66

Typical negotiated rate. In Massachusetts, October 2026.

Insurers have agreed to pay about $42.66 for this service. The price depends on where it is billed: about $42.66 from a physician practice, and about $38.90 from a hospital or other facility.

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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$42.66$32.36 to $75.86
FacilityA hospital or hospital-owned outpatient department$38.90$26.92 to $81.28

How much rates vary

Facilitymedian $39 · 10th to 90th $19 to $100Professionalmedian $43 · 10th to 90th $26 to $204
$20$100$500$2Kfacility $39professional $43

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$30.90
Median
$30.90
Typical High
$489.78
Aetna
Setting
Professional
Modifier
None
Typical Low
$30.90
Median
$30.90
Typical High
$36.31
AllWays Health Partners
Setting
Facility
Modifier
None
Typical Low
$66.07
Median
$72.44
Typical High
$97.72
AllWays Health Partners
Setting
Professional
Modifier
None
Typical Low
$29.51
Median
$75.86
Typical High
$204.17
BCBS Massachusetts
Setting
Facility
Modifier
None
Typical Low
$74.13
Median
$87.10
Typical High
$114.82
Cigna
Setting
Professional
Modifier
None
Typical Low
$40.74
Median
$40.74
Typical High
$91.20
Fallon Health
Setting
Facility
Modifier
None
Typical Low
$16.98
Median
$32.36
Typical High
$44.67
Fallon Health
Setting
Professional
Modifier
None
Typical Low
$16.60
Median
$30.20
Typical High
$43.65
Harvard Pilgrim
Setting
Professional
Modifier
None
Typical Low
$32.36
Median
$52.48
Typical High
$85.11
Mass General Brigham
Setting
Facility
Modifier
None
Typical Low
$66.07
Median
$72.44
Typical High
$97.72
Mass General Brigham
Setting
Professional
Modifier
None
Typical Low
$29.51
Median
$75.86
Typical High
$204.17
United
Setting
Professional
Modifier
None
Typical Low
$35.48
Median
$48.98
Typical High
$123.03
Well Sense
Setting
Facility
Modifier
None
Typical Low
$23.99
Median
$33.11
Typical High
$48.98
Well Sense
Setting
Professional
Modifier
None
Typical Low
$120.23
Median
$120.23
Typical High
$144.54
3 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$15.49
Median
$15.49
Typical High
$16.60
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$6.17
Median
$6.17
Typical High
$6.61
BCBS Massachusetts
Setting
Professional
Modifier
AS · PA/NP assist
Typical Low
$4.07
Median
$6.61
Typical High
$9.12

Where Massachusetts sits

The same service costs 3.0 times more in Alaska than in New York. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Massachusetts· 18th of 51

$42.66

AK $79.43NY $26.30

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.