CMS Price Transparency Data
Total knee replacement
Facility: Sparrow Ionia Hospital
Billing Code: 27447 (CPT)
The BaseRate · fair price low confidence
A fair price for this
$2,383
about 0.2× the $13,117 Medicare rate · typically $1,488–$15,617
modeled estimate · not a bill or quote
Medicare pays $13,117 Fair price $2,383 Cash price $4,210 Hospital's list price $15,419
What each insurance company pays
Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.
5 of 6 major insurers have a published price at this hospital
✓ UnitedHealthcare✓ Blue Cross Blue Shield✓ Aetna✓ Cigna✓ Humana Kaiser Permanente
Crossed out = this hospital hasn’t published a negotiated price for that insurer for this procedure. It doesn’t necessarily mean they aren’t accepted — ask your insurer.
| Insurance company | Price range | vs. Medicare |
|---|---|---|
| UnitedHealthcaremajor | $21,471 | 164% |
| Blue Cross Blue Shieldmajor | $2,275 - $22,394 | 17% |
| Aetnamajor | $1,233 - $6,998 | 9% |
| Cignamajor | $22,170 | 169% |
| Humanamajor | $7,348 - $22,674 | 56% |
| + 8 smaller / regional plans | $6,998 - $24,942 |
Government programs also on file: Medicare, Medicaid.
Excludes 1 rental-network / third-party entry (e.g. Multiplan, PHCS) — these are pricing networks, not insurers.
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Other Procedures at Sparrow Ionia Hospital
Compare: Total knee replacement at other MI hospitals
- Beaumont Hospital - Grosse Pointe · Grosse Pointe $2,893
- Henry Ford Health Warren Hospital · Warren $3,190
- Ascension River District Hospital · East China $3,190
- Beaumont Hospital, Troy · Troy $3,262
- Ascension Genesys Hospital · Grand Blanc $11,056
- Straith Hospital for Special Surgery · Southfield $11,513
- Corewell Health Wayne Hospital · Wayne $11,902
- Corewell Health Trenton Hospital · Trenton $11,902
Insurance negotiated median for the same procedure, sorted lowest first.