Every commercial insurer rate these hospitals posted, as a dollar amount and as a multiple of the hospital's own Medicare base rate.
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| Hospital · insurer | Rate | × Medicare | Plans |
|---|---|---|---|
| Mercy Hospital St Louis median $4,953 · local Medicare $1,956 · file 2026-06-04 | |||
| Elevance/Anthem/Empire | $4,953 | 2.5× | 6 |
| Mercy Hospital Jefferson median $4,953 · local Medicare $1,956 · file 2026-06-10 | |||
| Elevance/Anthem/Empire | $4,953 | 2.5× | 6 |
| Mercy Hospital South median $4,953 · local Medicare $1,956 · file 2026-06-10 | |||
| Elevance/Anthem/Empire | $4,953 | 2.5× | 6 |
| Mercy Hospital Washington median $4,953 · local Medicare $1,956 · file 2026-06-10 | |||
| Elevance/Anthem/Empire | $4,953 | 2.5× | 6 |
| Missouri Baptist Medical Center median $6,188 · local Medicare $1,956 · file 2025-12-15 | |||
| Aetna | $5,685 | 2.9× | 5 |
| Cigna | $6,771 | 3.5× | 12 |
| Humana | $6,690 | 3.4× | 2 |
| UnitedHealthcare | $5,489 | 2.8× | 2 |
| Barnes-Jewish West County Hospital median $6,188 · local Medicare $1,956 · file 2025-12-15 | |||
| Aetna | $5,685 | 2.9× | 5 |
| Cigna | $6,771 | 3.5× | 6 |
| Humana | $6,690 | 3.4× | 1 |
| UnitedHealthcare | $5,489 | 2.8× | 2 |
| Barnes-Jewish St Peters Hospital median $6,188 · local Medicare $1,956 · file 2025-12-15 | |||
| Aetna | $5,685 | 2.9× | 5 |
| Cigna | $6,771 | 3.5× | 6 |
| Humana | $6,690 | 3.4× | 1 |
| UnitedHealthcare | $5,489 | 2.8× | 3 |
| Progress West Hospital median $6,188 · local Medicare $1,956 · file 2025-12-15 | |||
| Aetna | $5,685 | 2.9× | 5 |
| Cigna | $6,771 | 3.5× | 6 |
| Humana | $6,690 | 3.4× | 1 |
| UnitedHealthcare | $5,489 | 2.8× | 2 |
| Alton Memorial Hospital median $8,428 · local Medicare $2,093 · file 2025-12-15 | |||
| Aetna | $7,358 | 3.5× | 10 |
| Cigna | $9,618 | 4.6× | 12 |
| Elevance/Anthem/Empire | $11,657 | 5.6× | 6 |
| Humana | $6,690 | 3.2× | 1 |
| UnitedHealthcare | $8,428 | 4.0× | 4 |
| Barnes Jewish Hospital median $10,830 · local Medicare $1,956 · file 2025-12-15 | |||
| Aetna | $9,434 | 4.8× | 10 |
| Cigna | $10,830 | 5.5× | 14 |
| Elevance/Anthem/Empire | $11,245 | 5.7× | 6 |
| Humana | $8,188 | 4.2× | 1 |
| UnitedHealthcare | $11,252 | 5.8× | 4 |
10 St. Louis MO hospitals post usable commercial rates for CPT 64721, hospital outpatient. The median across hospitals is $6,188; hospital medians range from $4,953 to $10,830. Your cost depends on your plan's deductible and coinsurance.