Dermatopathology is the study of diseases and disorders of the skin by laboratory examination of cells. A dermatopathologist diagnoses diseases of the skin by laboratory study of skin tissues under a microscope. This specialist may consult with a primary physician regarding the monitoring and treatment of skin disorders. Whether the source of the skin disorder is an infection, a reaction of the immune system, a cancerous lesion, or a degenerative disease, the dermatopathologist can examine and interpret the results of microscopic tests and offer recommendations for treatment.

Doctor density varies by specialty and location. Washington, D.C. has 14 practicing dermatopathologist in Washington.

According to 2005 Census estimates, Washington, D.C. has a population of 550,521. Of this population, 110,240 are under the age of 18 and 66,591 are at or above the age of 65.