; (ii) ensuring the beneficiary has appropriate access to portable oxygen, and portable oxygen equipment, supplies, and services based on the mobility needs of the beneficiary, including the needs of the beneficiary outside the home of the beneficiary; (iii) providing written and verbal beneficiary and caregiver education regarding oxygen and oxygen related equipment, supplies, and services, stationary and portable options, and oxygen safety, which includes evaluating the environment of the beneficiary for safety risks or hazards, such as fire and fall hazards; (iv) providing appropriate delivery, set-up, and coordination of oxygen services (including the delivery of any oxygen equipment or supplies to a beneficiary prior to such beneficiary being discharged, delivering such equipment, and setting up the equipment), as needed, in a timely manner as agreed upon by the beneficiary or caregiver, supplier, and prescribing practitioner; (v) evaluating the ability of the beneficiary to operate the equipment safely and effectively; (vi) providing infection control information and instructions about all equipment and supplies; (vii) providing equipment-related services, including checking oxygen system purity levels and flow rates, changing and cleaning filters, and assuring the integrity of alarms and back-up systems, consistent with the manufacturer specifications and in accordance with all Federal, State, and local laws and regulations; (viii) monitoring visits when necessary by appropriate personnel, including a respiratory therapist to evaluate all aspects of the services being provided to the beneficiary by the provider; (ix) documenting exception reporting by the supplier to the prescribing physician when changes occur in the compliance of the beneficiary with the beneficiary's plan of care; (x) providing, as needed, continued education to the beneficiary or caregiver regarding appropriate oxygen equipment maintenance practices and performance