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Interfyl

South Dakota rates for HCPCS Q4171

Interfyl, 1 mg

Rates data updated July 2026.

How much does Interfyl cost?

$33.11per mg

Typical negotiated rate. In South Dakota, July 2026.

Insurers have agreed to pay about $33.11 for each mg of this drug. The price depends on where it is billed: about $33.11 from a physician practice, and about $10.00 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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
$33.11
At a hospital outpatient department
$10.00

The same drug, in the same amount, costs 70% less 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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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 7 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$33.11$15.49 to $33.88
FacilityA hospital or hospital-owned outpatient department$10.00$10.00 to $17.78

How much rates vary

Facilitymedian $10 · 10th to 90th $10 to $21Professionalmedian $33 · 10th to 90th $12 to $39
$10.0$20.0$50.0$100.0facility $10professional $33

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$30.90
Typical High
$30.90
Aetna
Setting
Professional
Modifier
Global
Typical Low
$30.90
Median
$33.11
Typical High
$38.90
Cigna
Setting
Facility
Modifier
Global
Typical Low
$16.60
Median
$16.60
Typical High
$20.42
Cigna
Setting
Professional
Modifier
Global
Typical Low
$12.30
Median
$12.59
Typical High
$15.49
Medica
Setting
Facility
Modifier
Global
Typical Low
$10.72
Median
$17.78
Typical High
$38.90
Medica
Setting
Professional
Modifier
Global
Typical Low
$10.23
Median
$10.72
Typical High
$75.86
Midlands
Setting
Professional
Modifier
Global
Typical Low
$12.59
Median
$12.59
Typical High
$14.45
Sanford Health Plan
Setting
Professional
Modifier
Global
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
United
Setting
Professional
Modifier
Global
Typical Low
$33.11
Median
$38.90
Typical High
$44.67
Wellmark
Setting
Facility
Modifier
Global
Typical Low
$10.00
Median
$10.00
Typical High
$10.00
Wellmark
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$10.00
Typical High
$10.00

Where South Dakota sits

The same service costs 4.7 times more in Minnesota than in New Hampshire. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

South Dakota $33.11 · 14th of 51
MN $46.77NH $10.00

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.