There are number of different nursing specialty programs. In most - nearly all - instances, specialized nursing degrees are at the Master's level or above. So, you will need to have or be interested in getting your Master's of Science in Nursing degree.
Below you will find a full list of all nursing specialty programs available either online or at different universities in the United States. Simply click on one of the program names to read more about that specific program and find a comprehensive list of schools that offer that program.