Psychiatr Serv 2021 May 11:appips202000362. Epub 2021 May 11.
Department of Population Medicine, Division of Health Policy and Insurance Research, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston (Lu, Zhang, Madden, Callahan, LeCates, Wallace, Soumerai, Ross-Degnan, Wharam); McLean Hospital, Belmont, Massachusetts, and Department of Health Care Policy, Harvard Medical School, Boston (Busch); Department of Pharmacy and Health Systems Sciences, Northeastern University Bouvé College of Health Sciences, Boston (Madden); Depression and Bipolar Support Alliance, Chicago (Foxworth).
Objective: High-deductible health plans (HDHPs) require substantial out-of-pocket spending for most services, although medications may be subject to traditional copayment arrangements. This study examined effects of HDHPs on medication out-of-pocket spending and use and quality of care among individuals with bipolar disorder.
Methods: This quasi-experimental study used claims data (2003-2014) for a national sample of 3,532 members with bipolar disorder, ages 12-64, continuously enrolled for 1 year in a low-deductible plan (≤$500) and then for 1 year in an HDHP (≥$1,000) after an employer-mandated switch. Read More