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Unlisted Keyhole Operation On The Appendix

Washington rates for HCPCS 44979

Covers a keyhole operation on the appendix, performed with a camera and instruments through small abdominal incisions, for which there is no standard named service. The surgeon submits a written report describing exactly what was carried out. It is used only when no named keyhole appendix procedure fits the work performed.

Rates data updated October 2026.

How much does Unlisted Keyhole Operation On The Appendix cost?

$1,380

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $1,380 for this service. The price depends on where it is billed: about $48.98 from a physician practice, and about $4,074 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$48.98$44.67 to $50.12
FacilityA hospital or hospital-owned outpatient department$4,074$2,239 to $17,378

How much rates vary

Facilitymedian $4,074 · 10th to 90th $759 to $23,442Professionalmedian $49 · 10th to 90th $45 to $79
$100$1K$10Kfacility $4,074professional $49

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
$4,677.35
Median
$13,182.57
Typical High
$28,840.32
Aetna
Setting
Professional
Modifier
None
Typical Low
$707.95
Median
$1,380.38
Typical High
$4,265.80
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$10,715.19
Median
$18,620.87
Typical High
$33,113.11
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$2,691.53
Median
$3,388.44
Typical High
$5,248.07
Cigna
Setting
Facility
Modifier
None
Typical Low
$707.95
Median
$776.25
Typical High
$2,137.96
Molina
Setting
Professional
Modifier
None
Typical Low
$44.67
Median
$48.98
Typical High
$64.57
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$11,220.18
Median
$16,982.44
Typical High
$31,622.78
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$2,691.53
Median
$3,388.44
Typical High
$5,248.07
United
Setting
Facility
Modifier
None
Typical Low
$2,089.30
Median
$3,548.13
Typical High
$23,442.29
1 more rate 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
Regence BlueShield
Setting
Facility
Modifier
50 · Both sides
Typical Low
$16,595.87
Median
$25,118.86
Typical High
$47,863.01

Where Washington sits

The same service costs 128.8 times more in Colorado than in Montana. 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.

Washington· 45th of 51

$1,380

CO $10,233MT $79.43

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.