An orthopedic doctor is a board certified M. D. who specializes in problems - from head to toe - of the musculoskeletal system. This includes, of course, the spine. An orthopedist might address conditions such as ruptured discs, scoliosis or other types of neck or low back pain.
Hearing Aid Specialist Salary: Factors of Influence. Hearing aid specialist salary is highly variable, ranging from a mean of $22,350 per year for the lowest 10%, to upwards of $80,950 for the top 10%.
The 2010 ASRT salary survey also revealed that radiologic technicians who concentrate in different specialty areas earn significantly different levels of income. Radiographers earned the lowest average salary, about $54,000 per year, followed by bone densitometrists at about $56,500.