 In 1927 Inglis was the inaugural president of the New Zealand Obstetrical and Gynaecological Society and in 1933 became chairman of the honorary medical staff at Auckland's Karitane Hospital.Inglis volunteered for the New Zealand Medical Corps in 1915 and served on several voyages of the hospital ship SS "Maheno".At the time of the first voyage his rank was lieutenant-colonel, rising to the rank of colonel by the fourth voyage.