I have a partner. We've been together for almost 2 years. We

I have a partner. We've been together for almost 2 years. We have sex almost every day but I still am not happy. I long for kinky stuffs, not pure vanilla sex. Do i need to consult a doctor?

Have you talked to your partner about it? She/he may be willing or wanting that too. You never know until you have that conversation with them.