As used in this article, “expense for support and maintenance” includes the reasonable value of any medical services furnished to the ward or dependent child at the county hospital or at any other county institution, or at any private hospital or by any private physician with the approval of the juvenile court of the county concerned, and the reasonable value of the support of the ward or dependent child at any juvenile hall established pursuant to the provisions of Article 23 (commencing with Section 850) of this chapter or the reasonable value of the ward’s support at any forestry camp, juvenile home, ranch, or camp established within or without the county pursuant to the provisions of Article 24 (commencing with Section 880) of this chapter.