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Trastuzumab-dttb (Ontruzant) Injection

Kansas rates for HCPCS Q5112

Injection, trastuzumab-dttb, biosimilar, (Ontruzant), 10 mg

Rates data updated October 2026.

How much does Ontruzant (trastuzumab) cost?

$28.84per 10 mg

Typical negotiated rate. In Kansas, October 2026.

Insurers have agreed to pay about $28.84 for each 10 mg of this drug. The price depends on where it is billed: about $24.55 from a physician practice, and about $37.15 from a hospital or other facility.

Work out the cost of a dose

This drug is priced per 10 mg. Enter the amount given to see what insurers have agreed to pay for it.

mg
In a doctor's office or clinic
$24.55
At a hospital outpatient department
$37.15

The same drug, in the same amount, costs 51% 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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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$24.55$20.89 to $33.11
FacilityA hospital or hospital-owned outpatient department$37.15$35.48 to $37.15

How much rates vary

Facilitymedian $37 · 10th to 90th $35 to $43Professionalmedian $25 · 10th to 90th $21 to $126
$20$50$100facility $37professional $25

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
$28.84
Median
$28.84
Typical High
$34.67
Aetna
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$23.44
Typical High
$28.84
BCBS Kansas
Setting
Facility
Modifier
None
Typical Low
$35.48
Median
$37.15
Typical High
$37.15
BCBS Kansas
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$20.89
Typical High
$20.89
Cigna
Setting
Facility
Modifier
None
Typical Low
$26.30
Median
$89.13
Typical High
$102.33
Cigna
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$20.89
Typical High
$20.89
Medica
Setting
Facility
Modifier
None
Typical Low
$21.88
Median
$107.15
Typical High
$107.15
Medica
Setting
Professional
Modifier
None
Typical Low
$21.88
Median
$39.81
Typical High
$125.89
United
Setting
Facility
Modifier
None
Typical Low
$20.89
Median
$20.89
Typical High
$20.89
United
Setting
Professional
Modifier
None
Typical Low
$29.51
Median
$29.51
Typical High
$35.48
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
$10.47
Median
$11.75
Typical High
$14.13
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$4.17
Median
$4.68
Typical High
$5.75
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$3.16
Median
$3.55
Typical High
$4.27
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$2.09
Median
$2.34
Typical High
$2.88

Where Kansas sits

The same service costs 3.8 times more in Wyoming than in Kentucky. 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.

Kansas· 15th of 51

$28.84

WY $79.43KY $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.