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%.
How Much Audiologists Make. Depending on their place of employment and geographical location, a doctor of Audiology can earn anywhere from $60,000 to $200,000 a year. The typical audiologist with an Au. D who works in private practice makes about $150,000 a year.