A neonatologist is a specialist in the care of newborns.
The name for a specialist in disorders of the newborn is known as a neonatologist. The study and treatment of disorders that relate to newborns is known as neonatology.
A cardiologist.
Psychiatrist
Endocrinologists treat hormone disorders including diabetes.
An orthopedist is a physician who diagnosis and treats disorders of the bones, muscles, and joints. A rheumatologist is a physician who diagnosis and treats disorders of connective tissue.
An orthopedist is the medical specialist who treats diseases and disorders of muscles.
Dermatologist
A neuro-ophthalmologist is a specialist in treatment of disorders that affect the combination of the eye and the nervous system.
Rheumatologists
A skin specialist is a "dermatologist".
A psychiatrist is a psychological specialist who has a medical degree. They are qualified to diagnose and treat mental health disorders using a combination of therapy and medication.
A gerontologist is a specialist in the treatment of the elderly.