Icici Lombard — no documents

my name is lokender chaturvedi, i am having one ICICI credit card, one executive of i dont know weather from which ICICI had called me and tod me regarding mediclaim policy offered by ICICI lombard, and on telphone i like the policy and said yes to the policy on verification call. but after i realise that they are simply deducting money from my account bcouse no official documents have been recived by me till date it is almost 7-8 installments have been deduted. as i dont have any details i am not able to contact them also

please help me
Lokender Chaturvedi
[protected]