CPT 27447

Arthroplasty - Knee

Current code42 hospitals with prices

This name is the CMS category the code belongs to (CMS's Restructured BETOS Classification System), shared with similar codes. The official CPT description belongs to the American Medical Association and isn't shown.

What Washington hospitals publish for this code

Medicare (traditional): Traditional Medicare. Applies only to people on original Medicare.

Prices for CPT 27447 by hospital
Hospital	Medicare (traditional) rates (lowest – highest)	Cash price	List price (before discounts)
BHC Fairfax HospitalKirkland	—	$4,009	$4,009
Island HospitalAnacortes	—	$1,098 – $2,916	$1,098 – $2,916
Legacy Salmon Creek Medical CenterVancouverFile dated 2026-04-01	—	$2,363Doctor’s fee: $1,536 – $2,363	$3,635Doctor’s fee: $2,363 – $3,635
Three Rivers HospitalBrewster	Doctor’s fee: $201 – $1,445	Doctor’s fee: $1,001 – $2,799	Doctor’s fee: $1,001 – $2,799
Trios HealthKennewick	$13,320at least 5 plans	—	$84,191 – $92,694
Virginia Mason Medical CenterSeattle	—	$18,264	$35,812

Lowest and highest amounts each hospital lists for this code during a hospital stay, including lines it lists for both settings or without saying which. A doctor’s fee is shown separately when the hospital lists one with the code. “At least” means plans were counted in more than one group and some may be the same plan. This is one line of a bill; most care brings several.

Medicare (traditional) reference

Only for people on original Medicare. These are CMS’s 2026 amounts. They aren’t what private insurance or cash patients pay.

Doctor's fee, Seattle (King County): $1,254 in a hospital or surgery center
Doctor's fee, rest of Washington: $1,156 in a hospital or surgery center
Hospital outpatient payment (national): $13,117 (APC 5115)
Surgery center payment (national): $9,393

How hospitals also write this code

Some price files write it differently. These are counted as CPT 27447:

27447P (with a letter after it, P; 2 price lines)