The leprosy village of Hoeta Salem in the Residency Tapanuli was founded the 5th September 1900 by the Rheinische Missiongesellschaft.

From: C.W. Janssen, De Bataks als exploitanten van hun eigen gebied (The Batak people, developing their own territory) Koloniaal Tijdschrift 12,4  (1924): Leper institution founded by W.Steinsiek (Rheinische Mission) and opened 5 september 1900.

Journal Governor-General Tjarda van Starkenborgh Stachouwer March: During his visit of Sumatra in March 1940 he mentions the missionary doctors Dannert and Gross and the manager Rittich. Residency doctor Maasland.

Hoeta means indigenous village community in the Batak country.