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Partial knee replacement in California: what insurers pay

Posted commercial rates at 27 California hospitals, each next to its own Medicare base rate.

Open in the explorerAll statesEvery bill for the whole procedure

CPT 27446

HospitalMedian across insurers× MedicareInsurersFile date
Keck Hospital Of Usc Los Angeles$15,6160.9×42026-04-01
Cedars-Sinai Medical Center Los Angeles$36,3652.2×32025-11-26
Los Robles Hospital & Medical Center Thousand Oaks$42,5872.6×42026-09-01
Stanford Health Care Stanford$46,9702.5×42026-04-01

MS-DRG 470

HospitalMedian across insurers× MedicareInsurersFile date
Usc Arcadia Hospital Arcadia$25,5391.4×42026-07-27
Usc Verdugo Hills Hospital Glendale$25,7971.4×52026-04-01
Santa Monica - Ucla Med Ctr & Orthopaedic Hospital Santa Monica$25,8441.4×12026-03-29
Scripps Green Hospital La Jolla$27,6011.5×62026-03-30
Scripps Mercy Hospital San Diego$27,6011.5×62026-03-30
Scripps Memorial Hospital La Jolla La Jolla$27,6011.5×62026-03-30
Scripps Memorial Hospital - Encinitas Encinitas$27,6011.5×62026-03-30
St Mary's Medical Center San Francisco$28,3551.4×32026-04-01
Providence St. Jude Medical Center Fullerton$28,8321.6×52026-04-01
Providence Mission Hospital Mission Viejo$28,8391.6×52026-04-01
Tri-City Medical Center Oceanside$30,5821.7×22026-05-29
Providence Cedars Sinai Tarzana Medical Center Tarzana$31,4411.7×62026-04-01
Providence Holy Cross Medical Center Mission Hills$33,1111.8×62026-04-01
Providence Little Co Of Mary Med Ctr San Pedro San Pedro$33,3871.9×62026-04-01
Providence Little Company Of Mary Med Ctr Torrance Torrance$33,4491.9×62026-04-01
Hoag Memorial Hospital Presbyterian Newport Beach$33,6081.9×22026-04-01
Good Samaritan Hospital San Jose$33,6351.6×52026-09-01
Providence St. Joseph Hospital Orange$33,6381.9×52026-04-01
Providence Saint Joseph Medical Ctr Burbank$34,4541.9×62026-04-01
Memorialcare Orange Coast Medical Center Fountain Valley$35,6582.0×52026-04-01
Ucla West Valley Medical Center West Hills$37,6222.1×32026-03-29
Memorialcare Long Beach Medical Center Long Beach$37,7822.1×52026-04-01
Los Robles Hospital & Medical Center Thousand Oaks$38,4932.1×52026-09-01
Cedars-Sinai Medical Center Los Angeles$44,6162.5×42025-11-26
Keck Hospital Of Usc Los Angeles$59,0443.3×72026-04-01
Uc San Diego Health Hillcrest - Hillcrest Med Ctr San Diego$106,5875.9×52026-04-01

Questions

How much do insurers pay for partial knee replacement in California?

27 California hospitals post usable commercial rates for partial knee replacement in their federal price-transparency files. For CPT 27446, hospital outpatient, the median across 4 hospitals is $39,476, 2.3× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.