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Unlisted Front-Of-Eye Procedure

Montana 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?

$603

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $603 for this service. The price depends on where it is billed: about $525 from a physician practice, and about $6,761 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 5 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$525$525 to $1,202
FacilityA hospital or hospital-owned outpatient department$6,761$6,607 to $75,858

How much rates vary

Facilitymedian $6,761 · 10th to 90th $4,898 to $89,125Professionalmedian $525 · 10th to 90th $186 to $1,202
$100$1K$10K$100Kfacility $6,761professional $525

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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$186.21
Median
$524.81
Typical High
$1,202.26
BCBS
Setting
Facility
Modifier
Global
Typical Low
$64,565.42
Median
$75,857.76
Typical High
$91,201.08
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$4,897.79
Median
$6,606.93
Typical High
$6,760.83
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$4,897.79
Median
$6,606.93
Typical High
$6,760.83
Providence
Setting
Professional
Modifier
Global
Typical Low
$60.26
Median
$79.43
Typical High
$85.11
United
Setting
Facility
Modifier
Global
Typical Low
$602.56
Median
$602.56
Typical High
$4,677.35

Where Montana 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.

Montana· 48th of 51

$603

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.