The combined sales tax rate for Mandeville, LA is 10.25%. This is the total of state, county and city sales tax rates. The Louisiana state sales tax rate is currently 5%. The St Tammany Parish sales tax rate is 0%. Mandeville sales tax rate is 5.25%.
Confidence votes 260K. The average salary for a nurse practitioner is going to depend on the type of specialty they have. In Michigan, the average salary for a nurse practitioner for all specialties range between $88K and 89K.The lowest annual salary is around the mid $70K and just over $100K for the top end of the range.he average starting salary would be around 75,000 dollars a year  in North Carolina. A nurse practitioner is between a nurse and a  doctor.
In that year, the average full-time salary for an NP was $52,532. Salary Results Our survey determined that in 2014, the average nurse practitioner working full time earned a salary of $101,621. Compared to 2013 earnings, full-time salaries for NPs rose by $2,804 - an increase of 2.8%.n that year, the average full-time salary for an NP was $52,532. Salary Results Our survey determined that in 2014, the average nurse practitioner working full time earned a salary of $101,621. Compared to 2013 earnings, full-time salaries for NPs rose by $2,804 - an increase of 2.8%.