public void registerNewPatient()
        {
            DateTime now = DateTime.Now;

            _patient      = new Patient(Name, Surname, Gender, DateOfBirth, Convert.ToInt32(MobileNumber), Email, now);
            _receptionist = new Receptionist();

            try
            {
                _receptionist.registerNewPatient(_patient);
                _medicalCard = new MedicalCard(_patient.getPatientIDFromDb());
                _receptionist.createMedicalCard(_medicalCard);
                _receptionist.updatePatientMedicalCard(_patient, _medicalCard);
                CloseAction.Invoke();
            }
            catch (MySqlException ex)
            {
                ErrorMessage = "Problem with writing data(MySQLException)";
            }
        }