Research Grants

Funding For:

The Impact of Payment Reform on Physician Referrals, Patient Flows and Health Care Costs

Cost & Quality


Bruce Landon, Harvard University

Grant Period:

Jan 01, 2014 - Jun 30, 2015



Summary of the Project:

This NIHCM-funded study is using data from the Massachusetts All Payer Claims Database to describe referral patterns across the state and to evaluate the impact of global payments on referrals and spending. Results are expected to inform the development of ACOs and other delivery/payment system innovations.

Media Coverage

October 01, 2018

"Gatekeeping and Patterns of Outpatient Care Post Healthcare Reform"

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Author: Barnett ML, Song Z, Landon BE et al., AJMC

May 18, 2017

"Insurance Transitions and Changes in Physician and Emergency Department Utilization: An Observational Study"

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Author: Barnett ML, Song Z, Rose S, Bitton A, Chernew ME, Landon BE, JGIM

December 08, 2016

"All-Payer Claims Databases - Uses and Expanded Prospects after Gobeille"

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Author: Freedman JD, Green L, Landon BE, The New England Journal of Medicine