What Is Endocrinology and Diabetes? Endocrinology deals with hormones and the glands that produce them, including the thyroid, pancreas, adrenal glands, pituitary gland, and reproductive glands. Diabetes care focuses on maintaining healthy blood glucose levels and reducing the risk of long-term complications. Specialist evaluation can help identify the underlying cause of hormonal or metabolic symptoms and develop an individualized treatment plan. Conditions Treated by an Endocrinologist An endocrinology and diabetes specialist may provide care for: Type 1 Diabetes Type 2 Diabetes Gestational Diabetes Prediabetes Thyroid Disorders Hypothyroidism and Hyperthyroidism Polycystic Ovary Syndrome (PCOS) Obesity and Metabolic Disorders Osteoporosis Adrenal Disorders Pituitary Disorders Hormonal Imbalances Calcium and Vitamin D Disorders Growth and Puberty Disorders