go back

Biopsy Of The Roof Of The Mouth

Kentucky rates for HCPCS 42100

Takes a small piece of tissue from the roof of the mouth or from the uvula, the flap hanging at the back of the throat, so it can be examined under a microscope. Only a sample is taken and the rest of the area is left in place. It is done to find out what is behind a patch, sore, swelling or growth that has not settled on its own.

Rates data updated October 2026.

How much does Biopsy Of The Roof Of The Mouth cost?

$138

Typical negotiated rate. In Kentucky, October 2026.

Insurers have agreed to pay about $138 for this service. The price depends on where it is billed: about $138 from a physician practice, and about $363 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$138$107 to $174
FacilityA hospital or hospital-owned outpatient department$363$135 to $955

How much rates vary

Facilitymedian $363 · 10th to 90th $105 to $3,548Professionalmedian $138 · 10th to 90th $91 to $186
$50$200$1K$5Kfacility $363professional $138

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
$104.71
Median
$134.90
Typical High
$851.14
Aetna
Setting
Professional
Modifier
None
Typical Low
$104.71
Median
$134.90
Typical High
$173.78
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$758.58
Median
$5,011.87
Typical High
$11,220.18
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$91.20
Median
$138.04
Typical High
$181.97
CareSource
Setting
Facility
Modifier
None
Typical Low
$85.11
Median
$123.03
Typical High
$162.18
CareSource
Setting
Professional
Modifier
None
Typical Low
$97.72
Median
$120.23
Typical High
$162.18
Cigna
Setting
Facility
Modifier
None
Typical Low
$34.67
Median
$117.49
Typical High
$398.11
Cigna
Setting
Professional
Modifier
None
Typical Low
$102.33
Median
$134.90
Typical High
$870.96
Molina
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$37.15
United
Setting
Facility
Modifier
None
Typical Low
$457.09
Median
$794.33
Typical High
$2,454.71
United
Setting
Professional
Modifier
None
Typical Low
$112.20
Median
$147.91
Typical High
$194.98
12 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
Facility
Modifier
52 · Reduced service
Typical Low
$52.48
Median
$67.61
Typical High
$87.10
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$20.89
Median
$26.92
Typical High
$34.67
Aetna
Setting
Facility
Modifier
54 · Surgery only
Typical Low
$79.43
Median
$102.33
Typical High
$128.82
Aetna
Setting
Facility
Modifier
55 · Aftercare only
Typical Low
$15.85
Median
$20.42
Typical High
$25.70
Aetna
Setting
Facility
Modifier
56 · Pre-op care only
Typical Low
$10.47
Median
$13.49
Typical High
$17.38
Aetna
Setting
Facility
Modifier
78 · Unplanned return to OR
Typical Low
$74.13
Median
$95.50
Typical High
$120.23
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$52.48
Median
$67.61
Typical High
$87.10
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$20.89
Median
$26.92
Typical High
$34.67
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$79.43
Median
$102.33
Typical High
$128.82
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$15.85
Median
$20.42
Typical High
$25.70
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$10.47
Median
$13.49
Typical High
$17.38
Aetna
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$74.13
Median
$95.50
Typical High
$120.23

Where Kentucky sits

The same service costs 4.0 times more in Alaska than in New Jersey. 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.

Kentucky· 40th of 51

$138

AK $437NJ $110

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.