evidence: The Low-Income Subsidy (also called "Extra Help") is available under the Medicare Prescription Drug (Part D) coverage. Medicare recipients with limited income and assets may qualify for extra help with the costs of their prescription medicines. Visit the National Council on Aging for qualification and benefit information. Maintaining health and wellness is important, and Medicare preventive services are available at no cost. The National Council on Aging provides a list of Medicare Preventive Services that are available through the Affordable Care Act.