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Sterile Water/Saline, 500 ml

Maryland rates for HCPCS A4217

Sterile water/saline, 500 ml

Rates data updated July 2026.

How much does Sterile Water/Saline, 500 ml cost?

$2.69

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $2.69 for this service. Most negotiated rates run $2.04 to $8.51.

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 6 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $14 · 10th to 90th $8 to $47Professionalmedian $2 · 10th to 90th $1 to $4
$0.1$1.0$10.0$100.0$1.0Kfacility $14professional $2

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
$7.59
Median
$14.45
Typical High
$46.77
Aetna
Setting
Professional
Modifier
Global
Typical Low
$1.20
Median
$2.45
Typical High
$3.72
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$2.04
Median
$2.04
Typical High
$2.04
Cigna
Setting
Professional
Modifier
Global
Typical Low
$2.24
Median
$2.24
Typical High
$2.24
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$3.80
Median
$4.68
Typical High
$6.31
United
Setting
Facility
Modifier
Global
Typical Low
$2.63
Median
$4.47
Typical High
$4.47
United
Setting
Professional
Modifier
Global
Typical Low
$1.86
Median
$2.19
Typical High
$3.31
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$1.74
Median
$1.74
Typical High
$3.80

Where Maryland sits

The same service costs 3.0 times more in Wisconsin than in California. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Maryland $2.69 · 20th of 51
WI $4.37CA $1.48

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.