Medicare Advantage Prescription Drug System
Acronym: MARx
The Medicare Advantage Prescription Drug System (MARx) is the CMS system that makes monthly payments and payment adjustments to the Medicare Advantage (MA) organizations and Part D sponsors.
Acronym: MARx
The Medicare Advantage Prescription Drug System (MARx) is the CMS system that makes monthly payments and payment adjustments to the Medicare Advantage (MA) organizations and Part D sponsors.