Emergency visit, high (level 4) at Mercy Hospital St Louis. CPT 99284.
What Mercy Hospital St Louis publishes for this service, straight from its standard-charges file, last updated June 4, 2026.
Outpatient / ER
$412cash price (self-pay)
$746list price
$41.21–$2,026range insurers pay
| Insurance plan | Negotiated rate |
|---|---|
| Medicaid [20240] | Hb Stlo Mo Medicaid | $363 |
| Mo Medicaid Bh Carve Out [320315] | Hb Stlo Mo Medicaid | $363 |
| Generic Medicare Managed Care [20137] | Hb Stlo Managed Medicare | $410 |
| Humana Medicare Advantage [20194] | Hb Stlo Managed Medicare | $410 |
| Cross Timbers Hospice [20098] | Hb Stlo Managed Medicare | $410 |
| Medicare [20244] | Hb Stlo Managed Medicare | $410 |
| Medicare [20244] | Hb Stlo Medicare | $410 |
| BCBS Medicare Advantage [20047] | Hb Stlo Managed Medicare | $410 |
| American Health Advantage Of Mo Mcr [10473] | Hb Stlo Managed Medicare | $410 |
| Halo Hcr Inc Hospice [20432] | Hb Stlo Managed Medicare | $410 |
| Kindful Hospice [20434] | Hb Stlo Managed Medicare | $410 |
| Elara Caring Aspire Hospice [20433] | Hb Stlo Managed Medicare | $410 |
| Mercy Hospice Okc [20252] | Hb Stlo Managed Medicare | $410 |
| Longevity Health Plan Medicare Contracted [320225] | Hb Stlo Managed M | $410 |
| Humana Medicare Advantage Contracted [320194] | Hb Stlo Humana Medicar | $410 |
| Aetna Medicare Advantage Contracted [320010] | Hb Stlo Managed Medicar | $410 |
| BCBS Medicare Advantage Contracted [320047] | Hb Stlo Managed Medicare | $410 |
| Cherokee Nation Health Serv Contracted [320066] | Hb Stlo Managed Medi | $410 |
| Dept Of Veteran Affairs Contracted [320106] | Hb Stlo Managed Medicare | $410 |
| Globalhealth Contracted [320145] | Hb Stlo Managed Medicare | $410 |
| United Healthcare Medicare Advantage Contracted [320398] | Hb Stlo Man | $410 |
| Wellcare Medicare Advantage Contracted [320421] | Hb Stlo Managed Medi | $410 |
| Halo Hcr Inc Hospice Contracted [320432] | Hb Stlo Managed Medicare | $410 |
| Elara Caring Aspire Hospice Contracted [320433] | Hb Stlo Managed Medi | $410 |
| Kindful Hospice Contracted [320434] | Hb Stlo Managed Medicare | $410 |
| Qual Choice Contracted [320325] | Hb Stlo Managed Medicare | $410 |
| Nhc Advantage Medicare Contracted [320282] | Hb Stlo Managed Medicare | $410 |
| Tricare Contracted [320380] | Hb Stlo Tricare - Healthnet West | $410 |
| United Healthcare Contracted [320396] | Hb Stlo Managed Medicare | $410 |
| Prominence Health Plan Medicare Advantage Contracted [320496] | Hb Stl | $410 |
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