Unless licensed by the Board, an individual may not examine, diagnose, or surgically, medically, or mechanically treat: The human foot or ankle; The anatomical structures that attach to the human foot; or The soft tissue below the mid-calf. Only a licensed podiatrist may examine, diagnose, and determine the medical necessity to prescribe a foot appliance. This subtitle does not: Limit the right of an individual to practice a health occupation that the individual is authorized to practice under Health Occupations Article, Annotated Code of Maryland; or Affect the commercial sale or fitting of shoes or foot appliances.