Placement of Selected New FDA-Approved Drugs in Medicare Part D Formularies, 2009-2013ByBruce C. Stuart, PhD,Sarah E. Tom, PhD,Michelle Choi, PharmD,Abree Johnson, MS,Kai Sun, MS,Danya Qato, PhD,Engels N. Obi, PhD,Christopher Zacker, PhD,Yujin Park, PharmD,Steve Arcona, PhDJune 6th 2018There is significant heterogeneity in formulary placement and restrictions on new drug approvals in the Part D marketplace.