A prior section 256, act July 1, 1944, ch. 373, title III, § 340, as added July 22, 1987, Pub. L. 100–77, title VI, § 601, 101 Stat. 511; amended Nov. 4, 1988, Pub. L. 100–607, title VIII, §§ 801(a), (c), 802 (a), (b)(1), 803, 804, 102 Stat. 3168, 3169; Nov. 7, 1988, Pub. L. 100–628, title VI, §§ 601(a), (c), 602 (a), (b)(1), 603, 604, 102 Stat. 3241, 3242; Aug. 16, 1989, Pub. L. 101–93, § 5(t)(1), (3), 103 Stat. 615; Nov. 29, 1990, Pub. L. 101–645, title V, §§ 501–503, 104 Stat. 4724; Oct. 27, 1992, Pub. L. 102–531, title III, § 309(c), 106 Stat. 3501, related to grant program for certain health services for the homeless, prior to repeal by Pub. L. 104–299, § 4(a)(3), Oct. 11, 1996, 110 Stat. 3645, eff. Oct. 1, 1996.

Another prior section 256, act July 1, 1944, ch. 373, title III, § 340, as added Nov. 10, 1978, Pub. L. 95–626, title I, § 115(2), 92 Stat. 3567; amended Dec. 12, 1979, Pub. L. 96–142, title III, § 301(a), 93 Stat. 1073; Aug. 13, 1981, Pub. L. 97–35, title IX, § 903(b)(1), 95 Stat. 561; Jan. 4, 1983, Pub. L. 97–414, § 8(h), 96 Stat. 2061, related to primary care research and demonstration projects to serve medically underserved population, prior to repeal by Pub. L. 97–35, title IX, § 903(c), Aug. 13, 1981, 95 Stat. 561, eff. Oct. 1, 1982.

Another prior section 256, act July 1, 1944, ch. 373, title III, § 340, formerly § 332, 58 Stat. 698; renumbered § 340, Oct. 12, 1976, Pub. L. 94–484, title IV, § 407(b)(2), 90 Stat. 2268, related to apprehension, detention, treatment, and release of persons being treated for leprosy, prior to repeal by Pub. L. 95–626, title I, § 105(b), Nov. 10, 1978, 92 Stat. 3560.

Pub. L. 107–251, title IV, § 401, Oct. 26, 2002, 116 Stat. 1655, provided that: “The purpose of this title [enacting this subpart and subpart X (§ 256f et seq.) of this part and provisions set out as a note under section 1396a of this title] is to provide assistance to communities and consortia of health care providers and others, to develop or strengthen integrated community health care delivery systems that coordinate health care services for individuals who are uninsured or underinsured and to develop or strengthen activities related to providing coordinated care for individuals with chronic conditions who are uninsured or underinsured, through the—

“(1) coordination of services to allow individuals to receive efficient and higher quality care and to gain entry into and receive services from a comprehensive system of care;

“(2) development of the infrastructure for a health care delivery system characterized by effective collaboration, information sharing, and clinical and financial coordination among all providers of care in the community; and

“(3) provision of new Federal resources that do not supplant funding for existing Federal categorical programs that support entities providing services to low-income populations.”