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Biopsy Of The Roof Of The Mouth

Washington, DC 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?

$132

Typical physician fee. In Washington, DC, October 2026.

Insurers have agreed to pay about $132 for this service. Most negotiated rates run $117 to $170.

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.

How much rates vary

Facilitymedian $1,698 · 10th to 90th $178 to $16,218Professionalmedian $132 · 10th to 90th $110 to $214
$100$500$2K$10Kfacility $1,698professional $132

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$131.83
Median
$1,548.82
Typical High
$3,311.31
Aetna
Setting
Professional
Modifier
None
Typical Low
$125.89
Median
$144.54
Typical High
$177.83
CareFirst
Setting
Professional
Modifier
None
Typical Low
$109.65
Median
$123.03
Typical High
$144.54
Cigna
Setting
Professional
Modifier
None
Typical Low
$112.20
Median
$151.36
Typical High
$239.88
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$144.54
Median
$162.18
Typical High
$309.03
United
Setting
Facility
Modifier
None
Typical Low
$537.03
Median
$2,511.89
Typical High
$27,542.29
United
Setting
Professional
Modifier
None
Typical Low
$95.50
Median
$134.90
Typical High
$309.03
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
$63.10
Median
$66.07
Typical High
$89.13
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$25.12
Median
$26.92
Typical High
$35.48
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$93.33
Median
$100.00
Typical High
$134.90
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$18.62
Median
$19.95
Typical High
$26.92
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$12.59
Median
$13.18
Typical High
$17.78
Aetna
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$87.10
Median
$93.33
Typical High
$125.89

Where Washington, DC 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.

Washington, DC· 43rd of 51

$132

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.