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Nervous System Procedure With No Standard Listing

Maryland rates for HCPCS 64999

Covers an operation or procedure on the nerves, spinal cord or related structures that does not match any of the standard named services. It is used when the technique is new, rare, or performed in a way that no established description fits. A written account of exactly what was done accompanies it so the work can be assessed on its own terms.

Rates data updated July 2026.

How much does Nervous System Procedure With No Standard Listing cost?

$537

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $537 for this service. The price depends on where it is billed: about $575 from a physician practice, and about $47.86 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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 4 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$575$200 to $1,778
FacilityA hospital or hospital-owned outpatient department$47.86$42.66 to $219

How much rates vary

Facilitymedian $48 · 10th to 90th $32 to $851Professionalmedian $575 · 10th to 90th $74 to $6,918
$1$10$100$1K$10Kfacility $48professional $575

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
$32.36
Median
$47.86
Typical High
$851.14
Aetna
Setting
Professional
Modifier
Global
Typical Low
$74.13
Median
$575.44
Typical High
$6,918.31
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$1,380.38
Median
$1,380.38
Typical High
$1,380.38
Cigna
Setting
Facility
Modifier
Global
Typical Low
$512.86
Median
$512.86
Typical High
$645.65
United
Setting
Facility
Modifier
Global
Typical Low
$36.31
Median
$40.74
Typical High
$128.82
United
Setting
Professional
Modifier
Global
Typical Low
$70.79
Median
$70.79
Typical High
$489.78

Where Maryland sits

The same service costs 15.8 times more in New Jersey than in West Virginia. 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.

Maryland· 41st of 51

$537

NJ $4,467WV $282

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.