Finding yourself without a locum tenens job for the next few weeks? Barton Associates has a locum tenens pain management position in Florida from October 28 to November 11. The locum tenens pain medicine physician will work Monday to Friday from 9am to 6pm and Saturday from 9am to 2pm. The locum tenens doctor will be doing physicals and treating pain management patients. This practice treats a large number of cancer patients.