Success Rates for Appeals of Denied Prescription Drug Coverage in U.S. Health Insurance
Health insurance denials for prescription medications—particularly those deemed "no longer covered" due to changes in formulary lists, prior authorization failures, or exclusions—are a growing frustration for millions of Americans. These denials often stem from cost-control measures by insurers, such as shifting drugs to higher tiers or removing them entirely from coverage. While exact statistics tailored to "no longer covered" medications are limited (as insurers rarely break out denial reasons in public data), broader data on prescription drug coverage appeals provides a reliable proxy. This is because most such denials fall under categories like "service not covered" (16% of all denials) or lack of prior authorization (14%), both of which are commonly appealed and overturned at similar rates. Based on analyses from sources like the Kaiser Family Foundation (KFF), the American Medical Association (AMA), and the Centers for Medicare & Medicaid Servic...