All of the dentists can perform root treatments. It is often part of a larger treatment, which makes it a treatment worth having made abroad. If a patient only needs a single root canal treatment, the savings may not be higher than the travel expenses.
The price of a root treatment varies with the time it takes to perform it. Some roots are very complicated to cleanse as they can have many smaller branches and extensions into the dentin. It is important to remove all of the tissue; otherwise, the remnant may cause troubles.