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Fam-Trastuzumab Deruxtecan-nxki Injection

Idaho rates for HCPCS J9358 · Enhertu

Injection, fam-trastuzumab deruxtecan-nxki, 1 mg

Rates data updated October 2026.

How much does Enhertu (fam-trastuzumab deruxtecan-nxki) cost?

$36.31per mg

Typical negotiated rate. In Idaho, October 2026.

Insurers have agreed to pay about $36.31 for each mg of this drug. The price depends on where it is billed: about $36.31 from a physician practice, and about $38.02 from a hospital or other facility.

Work out the cost of a dose

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

mg
In a doctor's office or clinic
$36.31
At a hospital outpatient department
$38.02

The same drug, in the same amount, costs 5% 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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$36.31$33.11 to $39.81
FacilityA hospital or hospital-owned outpatient department$38.02$35.48 to $46.77

How much rates vary

Facilitymedian $38 · 10th to 90th $33 to $54Professionalmedian $36 · 10th to 90th $33 to $41
$20$50facility $38professional $36

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
$48.98
Median
$48.98
Typical High
$48.98
Aetna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$40.74
Typical High
$40.74
BCBS Idaho
Setting
Facility
Modifier
None
Typical Low
$33.88
Median
$38.02
Typical High
$53.70
BCBS Idaho
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$36.31
Typical High
$53.70
Cigna
Setting
Facility
Modifier
None
Typical Low
$45.71
Median
$46.77
Typical High
$83.18
Cigna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
Moda Health
Setting
Facility
Modifier
None
Typical Low
$34.67
Median
$40.74
Typical High
$74.13
Moda Health
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$38.90
Typical High
$40.74
Molina
Setting
Professional
Modifier
None
Typical Low
$21.38
Median
$25.12
Typical High
$25.12
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$36.31
Median
$36.31
Typical High
$47.86
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$30.90
Median
$37.15
Typical High
$40.74
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$28.84
Median
$41.69
Typical High
$70.79
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$36.31
Median
$39.81
Typical High
$39.81
Select Health
Setting
Facility
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$69.18
Select Health
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$46.77
United
Setting
Professional
Modifier
None
Typical Low
$30.90
Median
$30.90
Typical High
$33.11
9 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
$16.60
Median
$20.42
Typical High
$20.42
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$6.61
Median
$8.13
Typical High
$8.13
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$5.01
Median
$6.17
Typical High
$6.17
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$3.31
Median
$4.07
Typical High
$4.07
BCBS Idaho
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$21.88
Median
$25.12
Typical High
$25.70
Moda Health
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$16.98
Median
$19.50
Typical High
$19.50
Moda Health
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$6.76
Median
$7.76
Typical High
$7.76
Moda Health
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$5.13
Median
$5.89
Typical High
$5.89
Moda Health
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$3.39
Median
$3.89
Typical High
$3.89

Where Idaho sits

Rates are fairly even across states for this service. 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.

Idaho· 3rd of 51

$36.31

AK $41.69AZ $33.11

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.