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Galsulfase Injection

Illinois rates for HCPCS J1458 · Naglazyme

Injection, galsulfase, 1 mg

Rates data updated October 2026.

How much does Naglazyme (galsulfase) cost?

$525per mg

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $525 for each mg of this drug. The price depends on where it is billed: about $525 from a physician practice, and about $933 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
$525
At a hospital outpatient department
$933

The same drug, in the same amount, costs 78% 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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$525$513 to $525
FacilityA hospital or hospital-owned outpatient department$933$631 to $1,445

How much rates vary

Facilitymedian $933 · 10th to 90th $525 to $1,995Professionalmedian $525 · 10th to 90th $437 to $562
$200$500$1K$2K$5Kfacility $933professional $525

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
$467.74
Median
$524.81
Typical High
$1,905.46
Aetna
Setting
Professional
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$524.81
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$575.44
Median
$933.25
Typical High
$2,344.23
Cigna
Setting
Facility
Modifier
None
Typical Low
$707.95
Median
$1,047.13
Typical High
$1,258.93
Cigna
Setting
Professional
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$524.81
Hally Health
Setting
Professional
Modifier
None
Typical Low
$323.59
Median
$512.86
Typical High
$758.58
Hally Health
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
None
Typical Low
$660.69
Median
$660.69
Typical High
$660.69
United
Setting
Facility
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$1,174.90
United
Setting
Professional
Modifier
None
Typical Low
$512.86
Median
$512.86
Typical High
$549.54

Where Illinois sits

The same service costs 1.6 times more in Arizona than in Iowa. 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.

Illinois· 29th of 51

$525

AZ $832IA $513

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.