In the primary repression phase, 'it is highly probable that the immediate precipitating causes of primal repressions are quantitative factors such as...the earliest outbreaks of anxiety, which are of a very intense kind'.
1 A psychiatrist treats mood disorders, such as anxiety and depression, which can contribute to sleep problems. Psychiatrists may conduct therapy and prescribe medication to relieve symptoms.  A psychologist provides psychotherapy to treat mood disorders that can interfere with sleep.
Types of specialists that might help with a migraine diagnosis: 1  Headache or Migraine specialist â are doctors who focus on treating people with migraines.  Neurologist â a doctor trained in diagnosing and treating disorders and diseases of the brain, spinal cord, nerves and muscles.