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Unlisted Front-Of-Eye Procedure

Illinois rates for HCPCS 66999

An operation on the front part of the eye - the cornea, iris, lens, and the drainage structures around them - that has no standard named entry of its own. It is used when the surgery performed does not match any established description, so the surgeon submits a written report of exactly what was done.

Rates data updated July 2026.

How much does Unlisted Front-Of-Eye Procedure cost?

$1,995

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $1,995 for this service. The price depends on where it is billed: about $2,042 from a physician practice, and about $1,995 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$2,042$1,380 to $4,074
FacilityA hospital or hospital-owned outpatient department$1,995$1,148 to $3,311

How much rates vary

Facilitymedian $1,995 · 10th to 90th $813 to $5,623Professionalmedian $2,042 · 10th to 90th $129 to $5,623
$100$200$500$1K$2K$5K$10Kfacility $1,995professional $2,042

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
$812.83
Median
$1,862.09
Typical High
$5,623.41
Aetna
Setting
Professional
Modifier
Global
Typical Low
$1,023.29
Median
$2,041.74
Typical High
$5,623.41
BCBS
Setting
Facility
Modifier
Global
Typical Low
$2,951.21
Median
$3,311.31
Typical High
$4,073.80
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$100.00
Median
$199.53
Typical High
$346.74
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
United
Setting
Facility
Modifier
Global
Typical Low
$1,412.54
Median
$2,187.76
Typical High
$5,128.61
United
Setting
Professional
Modifier
Global
Typical Low
$50.12
Median
$70.79
Typical High
$89.13

Where Illinois sits

The same service costs 52.5 times more in New Hampshire than in Wyoming. 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.

Illinois· 38th of 51

$1,995

NH $9,772WY $186

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.