national insurance number

hello all,
i am a doctor and i am living here in Uk on tier 1 general dependant visa...on my visa its written i cannot work here as a doctor on this visa...can any one tell me whether i can do any odd jobs on this visa and do i need to get a national insurance number for that?

thanks!!

Re:the second part of the question, you'll need a National Insurance number. Here's how you go about getting one:-

http://www.hmrc.gov.uk/ni/intro/number.htm