Hi, Stuttering and stammering
as you know is a speech condition caused due to several reasons and starts in childhood and continues in adulthood. It is for you to understand that it has a range of severity and levels. Some qualified professional has to see you, examine it and tell you.
Therapy is required to overcome stuttering. Intially they are continous sessions and later it can be done over phone as well. It does not cost a lot. It can cost you somwhere from 500 to 1000 rupees on an average based on the duration and type of session.