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Cast Windowing Procedure

North Carolina rates for HCPCS 29730

This procedure cuts a small opening, or window, into an existing cast without removing the entire cast. It allows a clinician to inspect, clean, or treat the skin or a wound underneath while the rest of the limb stays supported and protected. The cut-out section can often be taped back in place afterward.

Rates data updated October 2026.

How much does Cast Windowing Procedure cost?

$77.62

Typical negotiated rate. In North Carolina, October 2026.

Insurers have agreed to pay about $77.62 for this service. The price depends on where it is billed: about $79.43 from a physician practice, and about $67.61 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$79.43$67.61 to $123
FacilityA hospital or hospital-owned outpatient department$67.61$50.12 to $126

How much rates vary

Facilitymedian $68 · 10th to 90th $44 to $468Professionalmedian $79 · 10th to 90th $50 to $158
$50$100$200$500$1K$2Kfacility $68professional $79

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
$43.65
Median
$43.65
Typical High
$61.66
Aetna
Setting
Professional
Modifier
None
Typical Low
$43.65
Median
$60.26
Typical High
$66.07
BCBS North Carolina
Setting
Facility
Modifier
None
Typical Low
$33.88
Median
$50.12
Typical High
$67.61
BCBS North Carolina
Setting
Professional
Modifier
None
Typical Low
$60.26
Median
$95.50
Typical High
$165.96
Cigna
Setting
Facility
Modifier
None
Typical Low
$45.71
Median
$64.57
Typical High
$120.23
Cigna
Setting
Professional
Modifier
None
Typical Low
$50.12
Median
$72.44
Typical High
$134.90
Medcost
Setting
Professional
Modifier
None
Typical Low
$104.71
Median
$104.71
Typical High
$141.25
Medcost
Setting
Facility
Modifier
None
Typical Low
$43.65
Median
$63.10
Typical High
$89.13
Medcost
Setting
Professional
Modifier
None
Typical Low
$60.26
Median
$77.62
Typical High
$107.15
United
Setting
Facility
Modifier
None
Typical Low
$77.62
Median
$165.96
Typical High
$1,096.48
United
Setting
Professional
Modifier
None
Typical Low
$40.74
Median
$61.66
Typical High
$128.82
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
$21.38
Median
$30.20
Typical High
$32.36
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$8.71
Median
$12.02
Typical High
$12.88
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$6.46
Median
$8.91
Typical High
$9.55
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$4.37
Median
$6.03
Typical High
$6.46
Medcost
Setting
Facility
Modifier
51 · Multiple procedures
Typical Low
$20.42
Median
$31.62
Typical High
$44.67
Medcost
Setting
Professional
Modifier
51 · Multiple procedures
Typical Low
$30.20
Median
$38.90
Typical High
$77.62

Where North Carolina sits

The same service costs 3.5 times more in Alaska than in Florida. 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.

North Carolina· 17th of 51

$77.62

AK $182FL $52.48

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.