Final answer:
Managed healthcare plans that offer regular Part A and Part B Medicare coverage and additional coverage for certain other services are called Medicare Advantage plans.
Step-by-step explanation:
Managed healthcare plans that offer regular Part A and Part B Medicare coverage and additional coverage for certain other services are called Medicare Advantage plans. These plans are provided by private insurance companies that are approved by Medicare. They often offer additional benefits such as prescription drug coverage, dental and vision services, and wellness programs.