Regulated ProfessionsDentalStaff Brian Barnett, Executive Director Jefferson City 573-751-2570 brian.barnett@pr.mo.gov Justin Smith, Executive I Jefferson City 573-751-0041 justin.smith@pr.mo.gov Mark Dudenhoeffer, Investigator II Jefferson City 573-526-9904 mark.dudenhoeffer@pr.mo.gov Vickie Holtmeyer, Investigator I Jefferson City 573-751-0044 vickie.holtmeyer@pr.mo.gov Tracey Pfaff, Licensure Technician II Jefferson City 573-751-0814 tracey.pfaff@pr.mo.gov Rebecca Slater, Licensure Technician II Jefferson City 573-751-0042 Rebecca.Slater@pr.mo.gov