Nilay D. Shah, PhD

Out-of-pocket costs required by Medicare prescription drug plans for drugs available through Walmart’s generic drug discount program have decreased from 2009 to 2017.

Medicare formularies were inconsistent in increasing restrictiveness to drugs that received FDA black box warnings for death and/or cardiovascular risk with safer available drug alternatives.

An enhanced risk model incorporating medication use, prior healthcare utilization, and mental health with comorbid health conditions predicts healthcare utilization better than health conditions alone.

New hepatitis C medications have been quickly adopted into practice and increased treatment rate. The median out-of-pocket costs of new medications were relatively low.

Glycemic control can lower the risk of diabetes-related complications, and delayed treatment intensification can impede optimal diabetes care.This study examines trends in hyperglycemia treatment intensification between 2002 and 2010.

A recent AJMC study contained overstatements and small but importantly placed errors that have the potential to cause unwarranted on-the-ground cost problems.

Identifying which patients are likely to benefit from care coordination is important. We evaluated the performance of 6 risk-screening instruments in predicting healthcare utilization.

Increased expenditures in US asthma are driven by increased medication spending that are not offset by decreases in emergency department and hospital spending.

We measured the financial consequences of new CRC treatment regimens. New regimens have increased cost directly through price and indirectly through nonstandard and second-line regimen use.

Multiple chronic conditions among working-age adults lead to high costs over many years. Understanding how to effectively manage such patients is an important challenge.