Otology-neurotology is the study and medical care of diseases of the ear. An otologist and a neurotologist are physicians who treat chronic ear disease, hearing loss, dizziness, tinnitus, and facial nerve disorders. They also diagnose and treat other disorders of hearing and balance, and have special knowledge and skills in anatomy and physiology of the ear, epidemiology, pathology, genetics, immunology and microbiology.

Doctor density varies by specialty and location. Indiana has 4 practicing otologists / neurotologists. Broken out by city, otology / neurotology doctor density in Indianapolis is 2, in Lawrenceburg is 1, and in Merrillville is 1.

Indiana’s population is 6,271,973, and most of the state’s population is located in the north, near the Lake Michigan shoreline, and is part of the greater metro Chicago area. Indiana became a state in 1816, and boasts many historical sites and covered bridges, numerous state parks and forests, hunting and fishing, and a variety of golf courses. Centrally located Indianapolis is home to the Indianapolis Motor Speedway, hosting the world-famous 500-mile auto race every year. This capital and largest city of Indiana also hosts a Civil War museum, a planetarium, and the Indiana Historical Society, among many other attractions.

According to 2005 Census estimates, Indiana has a population of 6,271,973. Of this population, 1,566,280 are under the age of 18 and 774,303 are at or above the age of 65.