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Malpractice premiums and the supply of obstetricians
Daniel Polsky1, Steven C Marcus, Rachel M Werner
1Division of General Internal Medicine, University of Pennsylvania School of Medicine, Blockley Hall, Rm. 1204, 423 Guardian Drive, Philadelphia, PA 19104, USA. polsky@mail.med.upenn.edu
Abstract:
Using longitudinal data on practicing obstetricians from 1998 to 2004 derived from Pennsylvania, Florida, and New York hospital discharge data, this study finds that rising malpractice premiums are associated with an increased rate of exit and a reduced rate of entry for obstetricians. In Pennsylvania and Florida, where premiums rose by an average of 20% per year for four years, the combined effect of more exits and fewer entries was associated with a decline in obstetrical labor supply of 80 physicians, or 5.3% of the supply of obstetricians.
Insights
Rising medical malpractice insurance premiums are forcing obstetricians out of practice and deterring new ones from entering. This trend led to a 5.3% decline in the obstetrical workforce in some states.
Area of Science:
- Health Economics
- Medical Workforce Studies
- Public Health Policy
Background:
- Medical malpractice insurance premiums represent a significant operational cost for obstetricians.
- Fluctuations in these premiums can impact physician practice decisions and workforce dynamics.
- Understanding the relationship between malpractice costs and physician supply is crucial for healthcare planning.
Purpose of the Study:
- To investigate the association between rising malpractice insurance premiums and the supply of practicing obstetricians.
- To quantify the impact of premium increases on obstetrician entry and exit rates.
- To determine the net effect on the obstetrical labor supply in specific US states.
Main Methods:
- Utilized longitudinal data from hospital discharge records in Pennsylvania, Florida, and New York (1998-2004).
- Analyzed trends in practicing obstetricians, focusing on entry and exit rates.
- Correlated changes in malpractice premium costs with observed shifts in obstetrician supply.
Main Results:
- Increasing malpractice premiums were significantly associated with higher obstetrician exit rates.
- Rising premiums correlated with reduced entry rates for new obstetricians.
- In Pennsylvania and Florida, a 20% annual premium increase over four years resulted in an 80-physician (5.3%) reduction in obstetrical labor supply.
Conclusions:
- Malpractice insurance costs are a key determinant of obstetrician workforce stability and availability.
- Policy interventions addressing malpractice premium trends may be necessary to ensure adequate obstetrical care access.
- The findings highlight the economic pressures influencing physician supply in specialized medical fields.
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