After buying an original Medicare insurance policy do not think that you will get all the coverage of your medical bill that you have paid. It is not true that an original Medicare policy will return all your expenditure related to heath issue. But the reality is it will give you back some portion o your money that you have spent on your health. And even this will be gotten under some certain regulations and laws and conditions. You can not claim the policy money that is assured to get anytime you want and moreover it does not cover all types of medical issue. On the other hand if you have a supplementary Medicare policy which will support your original Medicare plan you will be benefited in these areas that is you will get all the coverage missed by original. There remains some uncover able gaps between original and the exact medical bill payable and Therefore in this situation you will need a Medicare Supplement Plan so that you may not bear the extra costs that are left aside by your Medicare policy. As these plans covers up the gap between the Original Medicare policy coverage and the total bill payable therefore it is also known as the Medigap policies.

These Medigap policies are sold and administered by the private insurance companies only. No government insurance provides the facilities of Medigap policies. However, besides being under the sole control of the private insurance companies there are still some common rules to be followed in relation to the selling of the Medigap policies. Among these the most important is that there are only twelve standard policies grouped under plans A through L. And all these policies provide their own set of benefits. Besides this it is also an important fact that most of the Medigap policies provide the basic benefits of the plans A and B and besides the basic benefits they have their own set of advantages.

There had been twelve standard Medicare supplement insurance plans categorized under the plans A through L since 1992. However, it had been suggested that two new plans M and N are to be introduced by June 2010.

These two plans are to be provided by the provided by the insurers in South Carolina and nationwide. The main feature of these two new plans is that they are going to provide lower premium rates alternative to the existing Medicare Supplement Plans. It is hoped that with the launch of these two plans would get a good popularity because of their lower premium rates.
As we have said earlier that all these Medigap policies are administrated by non government body but the fact is that you will get the same amount of help and benefit provided any other company. As for example if you purchase a Medigap policy under plan C each and every company is bound to provide you the same benefits though the rate of premium may differ.So you need to read all the conditions and other things before you apply for a policy.