Medicare Part B pays for CORF services only if a physician certifies, and the facility physician recertifies, the content specified in paragraphs (a) and (b)(2) of this section, as appropriate.

(a) Certification: Content. (1) The services were required because the individual needed skilled rehabilitation services;

(2) The services were furnished while the individual was under the care of a physician; and

(3) A written plan of treatment has been established and is reviewed periodically by a physician.

(b) Recertification—(1) Timing. Recertification is required at least every 60 days for respiratory therapy services and every 90 days for physical therapy, occupational therapy, and speech-language pathology services based on review by a facility physician or the referring physician who, when appropriate, consults with the professional personnel who furnish the services.

(2) Content. (i) The plan is being followed;

(ii) The patient is making progress in attaining the rehabilitation goals; and,

(iii) The treatment is not having any harmful effect on the patient.