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Emapalumab-lzsg Injection

Washington rates for HCPCS J9210 · Gamifant

Injection, emapalumab-lzsg, 1 mg

Rates data updated October 2026.

How much does Gamifant (emapalumab-lzsg) cost?

$407per mg

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $407 for each mg of this drug. The price depends on where it is billed: about $407 from a physician practice, and about $437 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
$407
At a hospital outpatient department
$437

The same drug, in the same amount, costs 7% 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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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$407$389 to $427
FacilityA hospital or hospital-owned outpatient department$437$380 to $603

How much rates vary

Facilitymedian $437 · 10th to 90th $363 to $851Professionalmedian $407 · 10th to 90th $380 to $447
$500$1Kfacility $437professional $407

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
$436.52
Median
$436.52
Typical High
$436.52
Aetna
Setting
Professional
Modifier
None
Typical Low
$398.11
Median
$436.52
Typical High
$436.52
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$363.08
Median
$512.86
Typical High
$741.31
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$389.05
Median
$436.52
Typical High
$436.52
Cigna
Setting
Facility
Modifier
None
Typical Low
$512.86
Median
$512.86
Typical High
$776.25
Cigna
Setting
Professional
Modifier
None
Typical Low
$389.05
Median
$389.05
Typical High
$389.05
Molina
Setting
Professional
Modifier
None
Typical Low
$50.12
Median
$50.12
Typical High
$50.12
Pacific Source
Setting
Facility
Modifier
None
Typical Low
$389.05
Median
$616.60
Typical High
$660.69
Premera BCBS
Setting
Facility
Modifier
None
Typical Low
$331.13
Median
$380.19
Typical High
$1,096.48
Premera BCBS
Setting
Professional
Modifier
None
Typical Low
$407.38
Median
$407.38
Typical High
$446.68
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$363.08
Median
$436.52
Typical High
$741.31
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$389.05
Median
$436.52
Typical High
$436.52
United
Setting
Facility
Modifier
None
Typical Low
$389.05
Median
$389.05
Typical High
$389.05
United
Setting
Professional
Modifier
None
Typical Low
$380.19
Median
$380.19
Typical High
$426.58
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$380.19
Median
$380.19
Typical High
$512.86
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
$199.53
Median
$213.80
Typical High
$213.80
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$79.43
Median
$87.10
Typical High
$87.10
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$58.88
Median
$64.57
Typical High
$64.57
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$39.81
Median
$43.65
Typical High
$43.65

Where Washington sits

The same service costs 1.9 times more in Texas than in Illinois. 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· 21st of 51

$407

TX $741IL $389

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.