Sullivan G, Gill V, Lin EA, Cancio-Bello A, Haglin J, Bingham JS. Total knee arthroplasty reimbursement is declining overall and at a marginally faster rate amongst female orthopaedic surgeons: A Medicare analysis.
J Orthop 2025;
63:8-15. [PMID:
39524106 PMCID:
PMC11543502 DOI:
10.1016/j.jor.2024.10.029]
[Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/11/2024] [Accepted: 10/18/2024] [Indexed: 11/16/2024] Open
Abstract
Background
While the prevalence of total knee arthroplasty (TKA) is increasing, reimbursement is declining. The purpose of this study was to determine how surgeon gender influences procedure volume, reimbursement, practice style, and patient demographics for TKAs nationally and regionally between 2013 and 2021.
Methods
The Medicare Physician and Other Practitioners database was queried from 2013 to 2021 for procedure volume, TKA reimbursement, surgeon characteristics, and patient demographics for any surgeon who performed at least ten primary TKAs per year. Statistical tests were conducted to analyze differences based on surgeon gender, geography, and year.
Results
Of the 2,415,802 TKAs performed between 2013 and 2021, 1.5 % were billed by female surgeons. The number of TKAs performed annually increased by 29.1 % for female surgeons and decreased by 2.6 % for male surgeons. Between 2013 and 2021, reimbursement for TKAs decreased by 23.9 % for male surgeons and 26.2 % for female surgeons. In 2021, male surgeons were reimbursed $1017 per TKA while female surgeons were reimbursed $964 (p = 0.049). Male surgeons performed more TKAs annually in 2021 (Male: 39.3, Female: 30.9, p < 0.001), more total billable services (Male: 4148.0, Female: 2719.3, p < 0.001), and more unique billable services (Male: 70.7, Female: 55.3, p < 0.001) than female surgeons.
Conclusions
Female representation among surgeons who perform TKAs is increasing nationally. However, male surgeons treat more patients, perform more total billable services, and perform more unique billable services than female surgeons. TKA reimbursement is decreasing at a faster rate for female surgeons than male surgeons, although this is likely due to geographical differences.
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