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Association of implicit intensity values incorporated into work RVUs with objective measures
Christopher P Childers1, Amber B Tang2, Melinda Maggard-Gibbons1
1Department of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, United States.
Surgical procedure compensation, based on work RVUs, lacks correlation with objective complexity measures. Updates to these values are subjective, raising concerns about fair physician payment for surgical intensity.
Area of Science:
- Healthcare Economics
- Surgical Outcomes Research
- Physician Compensation
Background:
- Work Relative Value Units (wRVUs) aim to reflect surgical procedure intensity for compensation.
- Current wRVU updates are subjective, lacking clear links to objective complexity metrics.
- The correlation between perceived surgical intensity and objective measures remains unverified.
Purpose of the Study:
- To assess the association between Centers for Medicare and Medicaid Services (CMS) intensity values and objective measures of surgical complexity.
- To determine if current compensation structures for surgical procedures accurately reflect their true intensity.
Main Methods:
- CMS intensity values for 2017 CPT codes were calculated.
- Twenty-six objective measures (patient, case, risk characteristics) were derived from NSQIP data.
- CMS intensity values were statistically compared to objective measures using correlations and scatterplots.
Main Results:
- CMS intensity values varied significantly across 473 CPT codes (0.0031 to 0.142 work RVUs/minute).
- A weak association was found: positive with 3 objective measures, negative with 5, and no association with 18.
- The majority of objective surgical complexity measures did not correlate with CMS-derived intensity values.
Conclusions:
- Current CMS intensity values, influencing physician compensation, show minimal correlation with objective surgical complexity.
- The subjectivity in updating wRVUs may lead to disparities in compensation not aligned with actual procedure demands.
- Further research is needed to develop objective metrics for fair surgical compensation.
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