In addition to those services specified in §§ 409.21 through 409.26, Medicare pays as posthospital SNF care for such other diagnostic and therapeutic services as are generally provided by (or under arrangements made by) SNFs, including—

(a) Medical and other health services as described in subpart B of part 410 of this chapter, subject to any applicable limitations or exclusions contained in that subpart or in § 409.20(b);

(b) Respiratory therapy services prescribed by a physician for the assessment, diagnostic evaluation, treatment, management, and monitoring of patients with deficiencies and abnormalities of cardiopulmonary function; and

(c) Transportation by ambulance that meets the general medical necessity requirements set forth in § 410.40(e)(1) of this chapter.