A neonatologist is a Doctor Who specializes in the treatment of infants.
physician who specializes in the treatment of the gums
Epileptologist-- A physician who specializes in the treatment of epilepsy.
oncologist
A physician who specializes in the diagnosis and treatment of arthritis and other diseases of the joints that are characterized by inflammation in the connective tissues is known as a rheumatologist.
A rheumatologist (I think I spelled that right)
Urologist
They'd be an obstetrician.
A pediatrician is a physician. In fact, he (or she) is a specialist. That's his job: to be a doctor who specializes in treating infants, children, and adolescents.
A dentist, more specifically a periodontist. In an emergency an er physician can stabilize you until the next closest opening.
A doctor who specializes in the study or treatment of cancer is called an Oncologist.
A physician who specializes in operating on people is a surgeon.
A pediatrician is a doctor who specializes in the treatment of infants, children, and adolescents. The upper age limit, depending on country, is age 14 to 18.