by Leslie Small
With the cost of hospital-based services rising ever higher —
and sometimes varying dramatically between different institutions — the concept
of regulating prices has become a perennial political issue. However, a new study suggests that certain markets are much better
suited for price regulation than others: namely, those where there is little
hospital competition.
Price does matter when it comes to quality
- In those concentrated markets, higher hospital prices do not
appear to lead to lower patient mortality, meaning cost isn’t correlated
with quality, according to a new working paper published by the National
Bureau of Economic Research (NBER).
- But in hospitals in less concentrated markets, pricier
hospitals are indeed associated with increased health care quality — and
as a result, patients are 47% less likely to die than if they attended
lower-priced facilities.
- “Health economists have really realized over the past
10, 15 years that, to quote the famous health economist Uwe Reinhardt,
‘It’s the prices, stupid’ that cause health costs in the U.S. to eclipse
that of other developed countries,” study co-author Jonathan Gruber, an
economics professor at the Massachusetts Institute of Technology (MIT),
tells AIS. “But there’s a concern we have with price regulation that you might hamper quality, and
so we wanted to try to evaluate that tradeoff and understand, do higher
priced hospitals actually deliver better outcomes?”
- In their NBER paper, Gruber and his coauthors noted
that previous, complementary research suggests a potential reason for the
correlation between hospital price and quality in less-concentrated
markets. In such markets, high hospital prices “may reflect strategic
investments by firms to increase quality and not patients’ lack of outside
options,” they wrote. Often, such investments include actions taken to
recruit top-tier doctors, such as installing cutting-edge technology,
Gruber tells AIS Health.
Some payers benefit from high prices
- Health care providers have pushed back vehemently against any attempt at
hospital price regulation. But private payers — despite their general
stance of wanting to shell out less for claims — aren’t necessarily
pro-price regulation, Gruber points out.
- “Higher pricing, especially differential pricing, can
allow them [insurers] to sort of use market power to get better deals,” he
says. Ultimately, “the system is put in place to benefit the large,
incumbent private payers, but it makes it hard for new, innovative private
payers, and I think that’s a problem.”
- To address the issue of high health care prices that
don’t add any real value, Gruber says an “easy first step” is to simply
stop approving hospital and health system mergers. And in markets that are
already concentrated, he suggests policymakers consider “smart regulation”
that takes into account (1) the level of competition in a market and (2)
how “quality sensitive” different health care services are.
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