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Fam-Trastuzumab Deruxtecan-nxki Injection

Tennessee 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?

$33.11per mg

Typical physician fee. In Tennessee, October 2026.

Insurers have agreed to pay about $33.11 for each mg of this drug. Most negotiated rates run $33.11 to $138.

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
$33.11

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 We do not publish dosing guidance: use the amount from your own prescription or treatment plan.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 6 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $41 · 10th to 90th $32 to $50Professionalmedian $33 · 10th to 90th $31 to $138
$50$100facility $41professional $33

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
$30.90
Median
$33.11
Typical High
$46.77
Aetna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
Ambetter
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
BCBS Tennessee
Setting
Professional
Modifier
None
Typical Low
$30.90
Median
$30.90
Typical High
$31.62
Cigna
Setting
Facility
Modifier
None
Typical Low
$31.62
Median
$41.69
Typical High
$53.70
Cigna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$33.11
Lucent Health
Setting
Professional
Modifier
None
Typical Low
$138.04
Median
$138.04
Typical High
$138.04
United
Setting
Professional
Modifier
None
Typical Low
$28.84
Median
$30.90
Typical High
$33.11
5 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
$16.60
Typical High
$16.60
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$6.61
Median
$6.61
Typical High
$6.61
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$4.90
Median
$4.90
Typical High
$4.90
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$3.31
Median
$3.31
Typical High
$3.31
Ambetter
Setting
Professional
Modifier
JW · Drug discarded
Typical Low
$37.15
Median
$37.15
Typical High
$37.15

Where Tennessee 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.

Tennessee· 27th of 51

$33.11

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.