A definitive treatment procedure designed to remove cementum and/or dentin that is rough, may be permeated by calculus, or contaminated with toxins or microorganisms.
When a dependent child’s parents both have dental coverage, this rule states that the primary program (the one which pays first) is the one covering the parent whose month and day of birth falls first in the calendar year. The birthday rule is the most common rule for determining primary v. secondary coverage, but it may be superseded by a court order such as a divorce agreement.