Emergency visit, high (level 4) at Treasure Valley Hospital. CPT 99284.
What Treasure Valley Hospital publishes for this service, straight from its standard-charges file, last updated September 2, 2026.
Outpatient / ER
—cash price (self-pay)
—list price
$422–$632range insurers pay
| Insurance plan | Negotiated rate |
|---|---|
| Medicare | Medicare | $422 |
| Aetna | Medicare Advantage | $422 |
| BCBS | Medicare Advantage | $422 |
| Prime Health | Medicare Advantage | $422 |
| Regence BS of ID | Medicare Advantage | $422 |
| SelectHealth | Medicare Advantage | $422 |
| Regence TriWest | Tricare | $422 |
| Regence BS of ID | Commercial | $422 |
| Humana | Medicare Advantage | $434 |
| Knnex | Medicare Advantage | $506 |
| Corizon | Medicare Advantage | $632 |
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