; or (2) an employer to provide benefits for an employee, former employee, or the dependents of an employee or former employee that duplicate the benefits provided under this Act. (b) Construction Nothing in this Act shall be construed as prohibiting the sale of health insurance coverage for any additional benefits not covered by this Act, including additional benefits that an employer may provide to employees or their dependents, or to former employees or their dependents. II Comprehensive benefits, including preventive benefits and benefits for long-term care 201. Comprehensive benefits (a) In general Subject to the other provisions of this title and titles IV through IX, individuals enrolled for benefits under this Act are entitled to have payment made by the Secretary to an eligible provider for the following items and services if medically necessary or appropriate for the maintenance of health or for the diagnosis, treatment, or rehabilitation of a health condition: (1) Hospital services, including inpatient and outpatient hospital care, including 24-hour-a-day emergency services and inpatient prescription drugs. (2) Ambulatory patient services. (3) Primary and preventive services, including chronic disease management. (4) Prescription drugs, medical devices, biological products, including outpatient prescription drugs, medical devices, and biological products. (5) Mental health and substance abuse treatment services, including inpatient care. (6) Laboratory and diagnostic services. (7) Comprehensive reproductive, maternity, and newborn care. (8) Pediatrics. (9) Oral health, audiology, and vision services. (10) Short-term rehabilitative and habilitative services and devices. (b) Revision and adjustment The Secretary shall, on a regular basis, evaluate whether the benefits package should be improved or adjusted to promote the health of beneficiaries, account for changes in medical practice or new information from medical research, or respond to other relevant developments in health science, and shall make