most filipino dentists must earn a total of 6 years of dental school (2 years preparatory; 4 years proper) to obtain the degree doctor of dental medicine (d.m.d.). presently, the country has a total of 25 dental schools, in which the board licensing is administered and regulated by the board of dentistry of the professional regulation commission. license renewal is done every three years and necessitates the accumulation of 60 continuing professional development (cpd) units.