CMS Price Transparency Data
Total knee replacement
Facility: Williamson Medical Center
Billing Code: 27447 (CPT)
The BaseRate · fair price low confidence
A fair price for this
$8,659
about 0.7× the $13,117 Medicare rate · typically $1,806–$16,866
modeled estimate · not a bill or quote
Medicare pays $13,117 Fair price $8,659
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 | $199 - $22,195 | 2% |
| Blue Cross Blue Shieldmajor | $1,244 - $18,738 | 9% |
| Aetnamajor | $1,244 - $12,323 | 9% |
| Cignamajor | $199 - $32,706 | 2% |
| Humanamajor | $1,244 - $12,323 | 9% |
| Ambetter (Centene) | $1,244 - $20,332 | 9% |
| Amerigroup | $199 - $12,692 | 2% |
| Devoted Health | $1,244 - $12,569 | 9% |
| Oscar Health | $6,369 | 49% |
| WellCare | $1,244 - $12,569 | 9% |
| + 5 smaller / regional plans | $1,244 - $15,403 |
Self-Pay How to get the cash price
Insurance Before you use insurance
Other Procedures at Williamson Medical Center
Compare: Total knee replacement at other TN hospitals
- Highpoint Health-Sumner With Ascension Saint Thoma · Gallatin $3,055
- Highpoint Health-Riverview With Ascension Saint Th · Carthage $3,512
- Saint Thomas Hospital for Spinal Surgery · Nashville $3,613
- Southern Tennessee Regional Health System Pulaski · Pulaski $4,327
- Southern Tennessee Regional Health System Winchest · Winchester $4,327
- Starr Regional Medical Center Athens · Athens $4,327
- Southern Tennessee Regional Health System Lawrence · Lawrenceburg $4,327
- Marshall Medical Center · Lewisburg $8,302
Insurance negotiated median for the same procedure, sorted lowest first.