Cost Savings From an mHealth Tool for Improving Medication Adherence

AJMC October 21, 2024
Chad Stecher, PhD, Sebastian Linnemayr, PhD, Peter Reaven, MD, Sara Cloonan, MS, Peter Huckfeldt, PhD

The Wellth smartphone app significantly increased medication adherence and lowered unnecessary health care utilization and costs over 9 months among Medicaid beneficiaries who were self-managing chronic conditions.

ABSTRACT

Objective: To determine the health care cost savings from the Wellth app, a mobile health intervention that uses financial incentives to increase medication adherence.

Study Design: An observational study of members in one of Arizona’s Medicaid managed care plans, part of Arizona Health Care Cost Containment System (AHCCCS), using the Wellth app from March 28, 2020, to January 12, 2021. One-to-one matching was used to identify comparable nonparticipants, and a difference-in-differences approach was used to estimate the impact of the Wellth intervention on outcomes defined over the 9 months before and after...

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