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Capitation, managed care, and chronic obstructive pulmonary disease
M E Grasso1, W E Weller, T J Shaffer
1School of Medicine, Department of Health Policy and Management, and Division of Pulmonary and Critical Care Medicine, Johns Hopkins University, Baltimore, MD 21205, USA.
Summary
Elderly Medicare beneficiaries with chronic obstructive respiratory disease (COPD) incur significantly higher healthcare costs, with a small, high-cost subgroup driving nearly half of total expenditures. Understanding these patterns is crucial for managing care and financial risk.
Area of Science:
- Health Economics
- Pulmonology
- Geriatrics
Background:
- Chronic Obstructive Pulmonary Disease (COPD) is a prevalent condition among the elderly population.
- Medicare beneficiaries represent a significant demographic with substantial healthcare expenditure.
- Understanding cost drivers for chronic diseases is essential for healthcare system sustainability.
Purpose of the Study:
- To compare the expenditure and utilization patterns of aged Medicare beneficiaries with COPD to the general Medicare beneficiary population.
- To identify factors associated with higher healthcare expenditures in COPD patients.
- To inform healthcare providers about financial risks under capitated payment models.
Main Methods:
- Analysis of a 5% nationally representative sample of aged Medicare beneficiaries in the fee-for-service program from 1992.
- Comparison of per capita expenditures between beneficiaries with COPD and all Medicare beneficiaries.
- Assessment of the association between comorbidity (Deyo-adapted Charlson index) and expenditures.
Main Results:
- Per capita expenditures for aged Medicare beneficiaries with COPD were 2.4 times higher than for all Medicare beneficiaries.
- The most expensive 10% of COPD beneficiaries accounted for nearly half of the total expenditures for this group.
- Higher comorbidity was significantly associated with increased healthcare expenditures.
- Pulmonologist expenditures were 7.5 times higher for COPD beneficiaries.
Conclusions:
- A distinct subgroup of individuals with COPD incurs exceptionally high healthcare costs annually.
- Further research is needed to identify specific characteristics of high-expenditure COPD patients.
- This information is vital for physicians managing care and financial risk in capitated payment systems.