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Xenon Xe-133 Gas, Diagnostic

Maryland rates for HCPCS A9558

Xenon Xe-133 gas, diagnostic, per 10 mCi

Rates data updated July 2026.

How much does Xenon Xe-133 Gas, Diagnostic cost?

$269

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $269 for this service. Most negotiated rates run $269 to $380.

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 $389 · 10th to 90th $166 to $759Professionalmedian $269 · 10th to 90th $257 to $331
$200$500$1Kfacility $389professional $269

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
$165.96
Median
$407.38
Typical High
$758.58
Aetna
Setting
Professional
Modifier
Global
Typical Low
$269.15
Median
$269.15
Typical High
$436.52
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$251.19
Median
$251.19
Typical High
$251.19
Cigna
Setting
Professional
Modifier
Global
Typical Low
$269.15
Median
$269.15
Typical High
$269.15
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$257.04
Median
$302.00
Typical High
$380.19
United
Setting
Facility
Modifier
Global
Typical Low
$263.03
Median
$302.00
Typical High
$316.23
United
Setting
Professional
Modifier
Global
Typical Low
$263.03
Median
$263.03
Typical High
$316.23
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$38.90
Median
$38.90
Typical High
$38.90

Where Maryland sits

The same service costs 20.4 times more in Alaska than in Hawaii. 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.

Maryland· 28th of 51

$269

AK $427HI $20.89

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.