A series of changes to Medicare programs may lead to lower drug prices for some Medicare Part D and Medicare Advantage enrollees, expand services to include transportation and telemedicine, and bring hospice benefits to Medicare Advantage patients. Drug plan changes Under the Part D Payment Modernization initiative, the Center for Medicare Services is revising the way Medicare compensates private insurers, with the intent of increasing competition and creating incentives for companies to lower drug prices and reduce costs for plan enrollees. Under the current system, once a patient's spending reaches the "catastrophic" threshold, Medicare picks up 80% of the cost…