From the Swedish word frisk healthy, which was derived from the Middle Low German word vrisch fresh, young, frisky and was one of the names handed out to avoid confusion in the army.rom the Swedish word frisk healthy, which was derived from the Middle Low German word vrisch fresh, young, frisky and was one of the names handed out to avoid confusion in the army.
Contractually, per diem medical staffing is the repetition of an hourly pay rate that is requested for possibly several days, or even weeks. The contract framework for per diem medical staffing is the agreement to pay a specific amount for each hour worked during some part of a day.
Other types of reimbursements do not have to be substantiated. Per Diem is a set amount the IRS allows for reimbursements that is TAX FREE income to the employee. Per Diem rates are set by the IRS once per year, and are good for one year following the date the rates are set. Per Diem rates are good from October 1 through September 30. The Per Diem rates vary depending on location.