Hi Jirish,
If you are in the US, MS Lifelines might be able to help you with payment. Check out the link below for more info:
http://www.mslifelines.com/rebif/insurance/access-made-simple.jsp
Sunny
Have you had a chance to check out your options here? I am worried about you. It seems like you were looking forward to starting a treatment. Tell us how you are doing?