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Piperacillin/Tazobactam Injection

Washington rates for HCPCS J2543 · Zosyn

Injection, piperacillin sodium/tazobactam sodium, 1 g/0.125 g (1.125 g)

Rates data updated October 2026.

How much does Piperacillin/Tazobactam Injection cost?

$1.29

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $1.29 for this service. The price depends on where it is billed: about $1.23 from a physician practice, and about $1.35 from a hospital or other facility.

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 8 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1.23$1.10 to $1.29
FacilityA hospital or hospital-owned outpatient department$1.35$1.29 to $1.62

How much rates vary

Facilitymedian $1 · 10th to 90th $1 to $2Professionalmedian $1 · 10th to 90th $1 to $1
$1$2$5facility $1professional $1

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
$1.35
Median
$1.35
Typical High
$1.55
Aetna
Setting
Professional
Modifier
None
Typical Low
$1.23
Median
$1.35
Typical High
$1.35
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$1.23
Median
$1.23
Typical High
$1.23
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$1.23
Median
$1.23
Typical High
$1.23
Cigna
Setting
Facility
Modifier
None
Typical Low
$1.62
Median
$1.62
Typical High
$2.40
Cigna
Setting
Professional
Modifier
None
Typical Low
$1.23
Median
$1.23
Typical High
$1.23
Pacific Source
Setting
Facility
Modifier
None
Typical Low
$1.07
Median
$1.82
Typical High
$1.95
Premera BCBS
Setting
Facility
Modifier
None
Typical Low
$1.29
Median
$1.78
Typical High
$1.78
Premera BCBS
Setting
Professional
Modifier
None
Typical Low
$1.26
Median
$1.29
Typical High
$1.29
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$1.23
Median
$1.23
Typical High
$1.23
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$1.23
Median
$1.23
Typical High
$1.23
United
Setting
Professional
Modifier
None
Typical Low
$1.10
Median
$1.10
Typical High
$1.10
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$1.10
Median
$1.10
Typical High
$1.58
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
$0.62
Median
$0.68
Typical High
$0.68
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$0.25
Median
$0.27
Typical High
$0.27
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$0.18
Median
$0.20
Typical High
$0.20
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$0.12
Median
$0.13
Typical High
$0.13

Where Washington sits

The same service costs 3.8 times more in Texas than in Maryland. 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· 22nd of 51

$1.29

TX $4.17MD $1.10

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.