In Medicare Advantage HMO Plans, you generally must get your care and services from providers in the plan’s network, except:
In some plans, you may be able to go out-of-network for certain services. But, it usually costs less if you get your care from a network provider. This is called an HMO with a point-of-service (POS) option.
In most cases, prescription drugs are covered in Medicare Advantage HMO Plans. Ask the plan. If you want Medicare prescription drug coverage (Part D), you must join an HMO Plan that offers prescription drug coverage.
In most cases, yes, you need to choose a primary care doctor in HMO Plans.
In most cases you have to get a referral to see a specialist in HMO Plans. Certain services, like yearly screening mammograms, don’t require a referral.