A new senior PR is not eligible to buy medicare coverage until 5 years of residence. In most states insurance companies will not even provide coverage. A few states allow the state mandated insurance plan to kick in (at 10-20% higher premiums) for those over 65 or those denied insurance. It is tough living in this country without medicare coverage or insurance as a senior.hsng101 said:My parents have recently got the green-card via family sponsor category. Are they eligible to receive social security and medicare benefits. I am unable to get this information clearly from anywhere. Please help!!