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Interfyl

Massachusetts rates for HCPCS Q4171

Interfyl, 1 mg

Rates data updated October 2026.

How much does Interfyl cost?

$38.90per mg

Typical negotiated rate. In Massachusetts, October 2026.

Insurers have agreed to pay about $38.90 for each mg of this drug. The price depends on where it is billed: about $38.90 from a physician practice, and about $70.79 from a hospital or other facility.

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
$38.90
At a hospital outpatient department
$70.79

The same drug, in the same amount, costs 82% more at a hospital than at a doctor's office.

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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$38.90$33.11 to $38.90
FacilityA hospital or hospital-owned outpatient department$70.79$41.69 to $3,090

How much rates vary

Facilitymedian $71 · 10th to 90th $37 to $4,898Professionalmedian $39 · 10th to 90th $10 to $174
$10$50$200$1K$5Kfacility $71professional $39

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
$33.11
Median
$33.11
Typical High
$33.11
Aetna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
AllWays Health Partners
Setting
Professional
Modifier
None
Typical Low
$38.90
Median
$38.90
Typical High
$173.78
BCBS Massachusetts
Setting
Facility
Modifier
None
Typical Low
$37.15
Median
$42.66
Typical High
$75.86
Cigna
Setting
Facility
Modifier
None
Typical Low
$42.66
Median
$69.18
Typical High
$144.54
Cigna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
Fallon Health
Setting
Facility
Modifier
None
Typical Low
$83.18
Median
$3,630.78
Typical High
$9,772.37
Harvard Pilgrim
Setting
Professional
Modifier
None
Typical Low
$10.00
Median
$10.00
Typical High
$38.90
Mass General Brigham
Setting
Professional
Modifier
None
Typical Low
$38.90
Median
$38.90
Typical High
$173.78
United
Setting
Professional
Modifier
None
Typical Low
$38.90
Median
$38.90
Typical High
$42.66
Well Sense
Setting
Facility
Modifier
None
Typical Low
$2,511.89
Median
$3,467.37
Typical High
$5,128.61
Well Sense
Setting
Professional
Modifier
None
Typical Low
$2,511.89
Median
$2,511.89
Typical High
$3,019.95
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
$16.60
Median
$16.60
Typical High
$16.60
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$6.61
Median
$6.61
Typical High
$6.61
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$5.01
Median
$5.01
Typical High
$5.01
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$3.31
Median
$3.31
Typical High
$3.31

Where Massachusetts 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.

Massachusetts· 3rd of 51

$38.90

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.