Endocrinologist A doctor who specializes in diabetes and other diseases of the endocrine system, including hormonal disorders of the thyroid, adrenal gland, and pituitary gland. Related Articles: Episode 12: Medications for Type 2 DiabetesEpisode 20: Diabetes and Cardiovascular DiseaseEpisode 14: A Real Diabetes Patient Story with JoannaEpisode 24: Treatment of Diabetic Kidney DiseaseEpisode 11: A Real Diabetes Patient Story with Joe