42 C.F.R. § 410.49
(a) Definitions. As used in this section:
Cardiac rehabilitation (CR) means a physician or nonphysician practitioner supervised program that furnishes physician prescribed exercise, cardiac risk factor modification, psychosocial assessment, and outcomes assessment.
Individualized treatment plan means a written plan tailored to each individual patient that includes all of the following:
Intensive cardiac rehabilitation (ICR) program means a physician or nonphysician practitioner supervised program that furnishes cardiac rehabilitation and has shown, in peer-reviewed published research, that it improves patients' cardiovascular disease through specific outcome measurements described in paragraph (c) of this section.
Intensive cardiac rehabilitation site means a hospital outpatient setting or physician's office that is providing intensive cardiac rehabilitation utilizing an approved ICR program.
Medical director means the physician who oversees the cardiac rehabilitation or intensive cardiac rehabilitation program at a particular site.
Nonphysician practitioner means a physician assistant, nurse practitioner, or clinical nurse specialist as those terms are defined in section 1861(aa)(5)(A) of the Act.
Outcomes assessment means an evaluation of progress as it relates to the individual's rehabilitation which includes all of the following:
Physician means a doctor of medicine or osteopathy as defined in section 1861(r)(1) of the Act.
Physician-prescribed exercise means aerobic exercise combined with other types of exercise (such as strengthening and stretching) as determined to be appropriate for individual patients by a physician.
Psychosocial assessment means an evaluation of an individual's mental and emotional functioning as it relates to the individual's rehabilitation which includes an assessment of those aspects of an individual's family and home situation that affects the individual's rehabilitation treatment, and psychosocial evaluation of the individual's response to and rate of progress under the treatment plan.
Supervising practitioner means a physician or nonphysician practitioner that is immediately available and accessible for medical consultations and medical emergencies at all times items and services are being furnished to individuals under cardiac rehabilitation and intensive cardiac rehabilitation programs.
(b) General rule—(1) Covered conditions. Medicare Part B covers cardiac rehabilitation and intensive cardiac rehabilitation for beneficiaries who have experienced one or more of the following:
(2) Components. Cardiac rehabilitation and intensive cardiac rehabilitation must include all of the following:
(3) Settings.—(i) Medicare Part B pays for cardiac rehabilitation and intensive cardiac rehabilitation in the following settings:
(c) Standards for an intensive cardiac rehabilitation program.
(1) To be approved as an intensive cardiac rehabilitation program, a program must demonstrate through peer-reviewed, published research that it has accomplished one or more of the following for its patients:
(2) An intensive cardiac rehabilitation program must also demonstrate through peer-reviewed published research that it accomplished a statistically significant reduction in 5 or more of the following measures for patients from their levels before cardiac rehabilitation services to after cardiac rehabilitation services:
(d) Medical director standards. The physician responsible for a cardiac rehabilitation program or intensive cardiac rehabilitation program is identified as the medical director. The medical director, in consultation with staff, is involved in directing the progress of individuals in the program and must possess all of the following:
(e) Supervising practitioner standards. Physicians or nonphysician practitioners acting as the supervising practitioner must possess all of the following:
[74 FR 62003, Nov. 25, 2009, as amended at 84 FR 63188, Nov. 15, 2019; 86 FR 65663, Nov. 19, 2021; 88 FR 79526, Nov. 16, 2023]