CMS Price Transparency Data
Total knee replacement
Facility: Greater Baltimore Medical Center
Billing Code: 27447 (CPT)
The BaseRate · fair price medium confidence
A fair price for this
$7,248
about 0.6× the $13,117 Medicare rate · typically $1,451–$10,727
modeled estimate · not a bill or quote
Medicare pays $13,117 Fair price $7,248 Cash price $2,698 Hospital's list price $2,698
What each insurance company pays
Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.
6 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 | $1,355 - $1,859 | 10% |
| Blue Cross Blue Shieldmajor | $1,355 - $2,073 | 10% |
| Aetnamajor | $1,355 - $1,778 | 10% |
| Cignamajor | $1,377 - $1,724 | 10% |
| Humanamajor | $1,377 | 10% |
| Kaiser Permanentemajor | $1,942 | 15% |
| UniCare | $1,377 | 10% |
| + 8 smaller / regional plans | $1,355 - $1,845 |
Government programs also on file: Medicare, Medicaid.
Excludes 3 rental-network / third-party entries (e.g. Multiplan, PHCS) — these are pricing networks, not insurers.
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Other Procedures at Greater Baltimore Medical Center
Compare: Total knee replacement at other MD hospitals
Insurance negotiated median for the same procedure, sorted lowest first.