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Releasing A Stiff Knee Joint

Connecticut rates for HCPCS 27435

Cuts through the tightened capsule and scar tissue around the knee so a joint that has stiffened up can bend and straighten further. It is used when a knee has lost movement after injury, prolonged immobilization or earlier surgery, and therapy alone has not restored it.

Rates data updated October 2026.

How much does Releasing A Stiff Knee Joint cost?

$6,814

Typical total for the visit. In Connecticut, October 2026.

Insurers have agreed to pay about $6,814 for this procedure. That total is two separate charges: $1,318 to the doctor who performs it, and $5,495 to the hospital or surgery center where it takes place. Done somewhere without a facility charge, you pay only the first.

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.

What's inside this number

Part of the billTypicalRange
Physician feeThe doctor who performs it$1,318$1,096 to $1,549
Facility feeThe hospital or surgery center$5,495$3,090 to $8,913

How much rates vary

Facilitymedian $5,495 · 10th to 90th $891 to $11,749Professionalmedian $1,318 · 10th to 90th $759 to $1,995
$1K$2K$5K$10Kfacility $5,495professional $1,318

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
$4,570.88
Median
$7,413.10
Typical High
$10,471.29
Aetna
Setting
Professional
Modifier
None
Typical Low
$831.76
Median
$1,202.26
Typical High
$1,202.26
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$2,754.23
Median
$11,481.54
Typical High
$13,489.63
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$794.33
Median
$1,412.54
Typical High
$1,949.84
Anthem BCBS
Setting
Professional
Modifier
50 · Both sides
Typical Low
$1,202.26
Median
$2,137.96
Typical High
$2,951.21
Anthem BCBS
Setting
Professional
Modifier
62 · Two surgeons
Typical Low
$501.19
Median
$891.25
Typical High
$1,230.27
Anthem BCBS
Setting
Professional
Modifier
80 · Assistant surgeon
Typical Low
$125.89
Median
$229.09
Typical High
$316.23
Anthem BCBS
Setting
Professional
Modifier
AS · PA/NP assist
Typical Low
$112.20
Median
$199.53
Typical High
$275.42
Cigna
Setting
Facility
Modifier
None
Typical Low
$1,000.00
Median
$3,388.44
Typical High
$4,466.84
Cigna
Setting
Professional
Modifier
None
Typical Low
$1,096.48
Median
$1,258.93
Typical High
$1,905.46
ConnectiCare
Setting
Facility
Modifier
None
Typical Low
$630.96
Median
$851.14
Typical High
$1,023.29
ConnectiCare
Setting
Professional
Modifier
None
Typical Low
$912.01
Median
$1,148.15
Typical High
$1,412.54
United
Setting
Facility
Modifier
None
Typical Low
$870.96
Median
$5,495.41
Typical High
$9,772.37
United
Setting
Professional
Modifier
None
Typical Low
$630.96
Median
$1,174.90
Typical High
$2,187.76
6 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
$416.87
Median
$602.56
Typical High
$602.56
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$165.96
Median
$239.88
Typical High
$239.88
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$616.60
Median
$912.01
Typical High
$912.01
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$123.03
Median
$181.97
Typical High
$181.97
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$83.18
Median
$120.23
Typical High
$120.23
Aetna
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$575.44
Median
$851.14
Typical High
$851.14

Where Connecticut sits

The same service costs 3.1 times more in Wisconsin than in Maryland. 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.

Physician feeFacility fee

Connecticut· 5th of 51

$6,814

$1,318 physician + $5,495 facility

WI $8,115MD $2,591

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.