This hospital is part of an organization with 14 oil companies which manage company hospitals.
This hospital is a category C hospital (registration code: 6473043) with 85 beds. Its address is Jalan Mulawarman 99, Tarakan Barat, Kalimantan Utara. Its website is : http://www.rsptr.co.id
From this website we copied a few statements on its history (Google translated and abbreviated):

Pertamina Tarakan Hospital is one of the 14 hospitals of PT. PERTAMINA BINA MEDIKA is located on the island of Kalimantan, precisely at Jl Mulawarman 99 West Tarakan 77111 North Kalimantan. PT. Pertamina Bina Medika is a subsidiary of PT. PERTAMINA (Persero) which is engaged in health services. Pertamina Tarakan Hospital was inaugurated on January 8 2006 by the Mayor of Tarakan, Dr. H. Jusuf S.K based on the Tarakan Mayor's Decree dated July 25 2005 and permission to establish the Decree of the Head of the East Kalimantan Provincial Health Office no 503 / 1046 / PSTK-2 / IV / 2007 and SITU no 503 / 319 / DTK / SITU / 2005. Along with the move to the new building, the operational permit was renewed on January 8, 2020 by letter no 440 / 1 / 1 / 1 / 2020 Tarakan City Health Office as a class C General Hospital with a total 85 TT beds