An individual will be eligible for Medicare Part B if the individual meets any of the following requirements EXCEPT:
a. The individual is eligible to receive social security or railroad retirement benefits
b. The individual is at least 65 years old
c. The

D. The individual has been disabled for a period of at least 24 months. Explain - This is not an eligibility requirement for Medicare Part B. In order to be eligible for Medicare Part B, individuals must be at least 65 years old and eligible to receive social security or railroad retirement benefits, or have a qualifying disability and be eligible to receive social security disability benefits.