 Part B provides payments for many physician, rehabilitation and surgical services, even some that take place in hospitals and skilled nursing facilities after admittance, as well as for medically necessary outpatient hospital services such as ER, surgical center, laboratory, X-rays and diagnostic tests, certain preventative medical services (but not annual physical exams), and certain durable medical equipment and supplies.Less often, hearing and wellness benefits not found in Medicare Part B are included in a Medicare Advantage or other Part C plan.As of 2019, many additional non Part B services were added to public Part C plans, including Medicare Advantage plans.