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Interfyl

Connecticut rates for HCPCS Q4171

Interfyl, 1 mg

Rates data updated October 2026.

How much does Interfyl cost?

$11.48per mg

Typical negotiated rate. In Connecticut, October 2026.

Insurers have agreed to pay about $11.48 for each mg of this drug. Most negotiated rates run $8.51 to $33.11.

Work out the cost of a dose

This drug is priced per mg. Enter the amount given to see what insurers have agreed to pay for it.

mg
In a doctor's office or clinic
$10.96

Drug cost only. Giving the drug, the visit itself and any monitoring are billed on their own codes. We do not publish dosing guidance: use the amount from your own prescription or treatment plan.

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 $37 · 10th to 90th $37 to $63Professionalmedian $11 · 10th to 90th $9 to $39
$10$20$50facility $37professional $11

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
$52.48
Median
$52.48
Typical High
$52.48
Aetna
Setting
Professional
Modifier
None
Typical Low
$32.36
Median
$33.11
Typical High
$33.11
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$7.24
Median
$8.51
Typical High
$10.96
Cigna
Setting
Facility
Modifier
None
Typical Low
$37.15
Median
$37.15
Typical High
$63.10
Cigna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
ConnectiCare
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$10.72
Typical High
$33.11
United
Setting
Professional
Modifier
None
Typical Low
$35.48
Median
$38.90
Typical High
$42.66
4 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
$16.22
Median
$16.60
Typical High
$16.60
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$6.46
Median
$6.61
Typical High
$6.61
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$4.90
Median
$5.01
Typical High
$5.01
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$3.24
Median
$3.31
Typical High
$3.31

Where Connecticut sits

The same service costs 5.6 times more in Alaska than in North Carolina. 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.

Connecticut· 49th of 51

$11.48

AK $52.48NC $9.33

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.