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Biopsy Of The Roof Of The Mouth

Illinois 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?

$162

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $162 for this service. The price depends on where it is billed: about $158 from a physician practice, and about $977 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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$158$132 to $186
FacilityA hospital or hospital-owned outpatient department$977$224 to $2,239

How much rates vary

Facilitymedian $977 · 10th to 90th $162 to $3,548Professionalmedian $158 · 10th to 90th $112 to $234
$50$100$200$500$1K$2K$5Kfacility $977professional $158

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
$147.91
Median
$1,288.25
Typical High
$5,623.41
Aetna
Setting
Professional
Modifier
None
Typical Low
$112.20
Median
$144.54
Typical High
$181.97
Ambetter
Setting
Professional
Modifier
None
Typical Low
$144.54
Median
$144.54
Typical High
$144.54
BCBS
Setting
Facility
Modifier
None
Typical Low
$151.36
Median
$245.47
Typical High
$2,344.23
BCBS
Setting
Professional
Modifier
None
Typical Low
$120.23
Median
$173.78
Typical High
$223.87
Cigna
Setting
Facility
Modifier
None
Typical Low
$141.25
Median
$204.17
Typical High
$512.86
Cigna
Setting
Professional
Modifier
None
Typical Low
$134.90
Median
$169.82
Typical High
$239.88
Hally Health
Setting
Professional
Modifier
None
Typical Low
$125.89
Median
$190.55
Typical High
$467.74
Hally Health
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
None
Typical Low
$131.83
Median
$138.04
Typical High
$194.98
Molina
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
United
Setting
Facility
Modifier
None
Typical Low
$676.08
Median
$1,513.56
Typical High
$4,168.69
United
Setting
Professional
Modifier
None
Typical Low
$112.20
Median
$154.88
Typical High
$263.03
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
$56.23
Median
$67.61
Typical High
$74.13
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$22.39
Median
$26.92
Typical High
$29.51
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$83.18
Median
$102.33
Typical High
$112.20
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$16.60
Median
$20.42
Typical High
$22.39
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$11.22
Median
$13.49
Typical High
$14.79
Aetna
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$77.62
Median
$95.50
Typical High
$104.71

Where Illinois 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.

Illinois· 28th of 51

$162

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.