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Open Surgery for a Dislocated Knee

Montana rates for HCPCS 27557

Open surgery to put a dislocated knee back into place when it cannot be corrected or held by manipulation alone. The joint is opened through an incision, the bones are returned to their normal alignment, and the ligament damage that accompanies a knee dislocation is assessed and treated during the same operation.

Rates data updated July 2026.

How much does Open Surgery for a Dislocated Knee cost?

$1,778

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $1,778 for this service. The price depends on where it is billed: about $1,514 from a physician practice, and about $1,778 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$1,514$1,318 to $1,820
FacilityA hospital or hospital-owned outpatient department$1,778$1,778 to $1,820

How much rates vary

Facilitymedian $1,778 · 10th to 90th $1,413 to $1,995Professionalmedian $1,514 · 10th to 90th $977 to $2,188
$100$200$500$1K$2K$5K$10Kfacility $1,778professional $1,514

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
Professional
Modifier
Global
Typical Low
$977.24
Median
$1,445.44
Typical High
$5,623.41
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1,659.59
Median
$1,659.59
Typical High
$1,659.59
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1,318.26
Median
$1,513.56
Typical High
$1,778.28
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$1,778.28
Median
$1,778.28
Typical High
$1,949.84
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$1,778.28
Median
$1,778.28
Typical High
$1,949.84
Providence
Setting
Facility
Modifier
Global
Typical Low
$1,202.26
Median
$1,621.81
Typical High
$2,290.87
Providence
Setting
Professional
Modifier
Global
Typical Low
$79.43
Median
$1,445.44
Typical High
$2,137.96
United
Setting
Facility
Modifier
Global
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$14,791.08
United
Setting
Professional
Modifier
Global
Typical Low
$1,122.02
Median
$1,737.80
Typical High
$1,995.26

Where Montana sits

The same service costs 4.3 times more in California than in Delaware. 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· 14th of 51

$1,778

CA $4,467DE $1,047

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.