Many endocrinopathies have chronic course; patients with endocrinopathies (above all diabetes mellitus and thyroid diseases) who receive outpatient care on a regular basis amount up to 80% of patients with chronic diseases. Endocrinologists most likely play the role of general practitioners for these patients; therefore, they should quickly and efficiently explain the patients with diabetes, thyroid, hypophysis and adrenal diseases how to behave in new setting of COVID19 pandemic (coronavirus infection). The most severe course of the infection can be observed in patients older than 65 years with chronic diseases, especially endocrinopathies. This review sums up the currently available data on the disease pathogenesis and progression. It also provides information about patient responsibility to prevent infection, special aspects of communication between the patient and the physician in the setting of self-isolation and quarantine, additional care needed in case of COVID19 in patients with most severe endocrinopathies.