Yes, you can have a filler just for the tip. But I would say that is a more delicate area. Essentially, to answer the question, I would say, it depends on the shape and also what you are trying to achieve.
Because like you mentioned earlier whether rhinoplasty is an option or fillers are an option, you really have to depend on the structure and whether you can achieve on what you are trying to achieve, but the straightforward and short answer is yes.
