Immune Globulin, Lyophilized Injection

Connecticut rates for HCPCS J1566 · Gammagard S/D

Injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg

Rates data updated October 2026.

How much does Gammagard S/D cost?

$89.13per 500 mg

Typical negotiated rate. In Connecticut, October 2026.

Insurers have agreed to pay about $89.13 for each 500 mg of this drug. The price depends on where it is billed: about $81.28 from a physician practice, and about $115 from a hospital or other facility.

Work out the cost of a dose

This drug is priced per 500 mg. Enter the amount given to see what insurers have agreed to pay for it.

Amount givenmg

In a doctor's office or clinic: $81.28
At a hospital outpatient department: $115

The same drug, in the same amount, costs 41% 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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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 by	Who charges it	Typical	Range
Physician practiceA doctor's office, clinic or independent provider	A doctor's office, clinic or independent provider	$81.28	$81.28 to $85.11
FacilityA hospital or hospital-owned outpatient department	A hospital or hospital-owned outpatient department	$115	$91.20 to $141

How much rates vary

Facilitymedian $115 · 10th to 90th $81 to $182Professionalmedian $81 · 10th to 90th $81 to $89

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	Facility/Professional	Modifier	Typical Low	Median	Typical High
Aetna Setting Facility Modifier None Typical Low $131.83 Median $165.96 Typical High $181.97	Facility	None	$131.83	$165.96	$181.97
Aetna Setting Professional Modifier None Typical Low $85.11 Median $85.11 Typical High $85.11	Professional	None	$85.11	$85.11	$85.11
Anthem BCBS Setting Facility Modifier None Typical Low $81.28 Median $117.49 Typical High $208.93	Facility	None	$81.28	$117.49	$208.93
Anthem BCBS Setting Professional Modifier None Typical Low $81.28 Median $81.28 Typical High $81.28	Professional	None	$81.28	$81.28	$81.28
Cigna Setting Facility Modifier None Typical Low $91.20 Median $91.20 Typical High $154.88	Facility	None	$91.20	$91.20	$154.88
Cigna Setting Professional Modifier None Typical Low $81.28 Median $81.28 Typical High $81.28	Professional	None	$81.28	$81.28	$81.28
ConnectiCare Setting Professional Modifier None Typical Low $83.18 Median $87.10 Typical High $102.33	Professional	None	$83.18	$87.10	$102.33
United Setting Professional Modifier None Typical Low $75.86 Median $81.28 Typical High $128.82	Professional	None	$75.86	$81.28	$128.82

Where Connecticut sits

The same service costs 2.1 times more in Alaska than in Oklahoma. 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· 18th of 51

$89.13

AK $120OK $57.54

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.