Payments for supplies provided over those included with the billed office visit shall be made at 80% of the provider's usual and customary charge when the provider supplies sufficient documentation to support the necessity of those supplies. Supplies included in the office visit code by Medicare may not be fragmented or unbundled in accordance with § 127.204 (relating to fragmenting or unbundling of charges by providers).
34 Pa. Code § 127.109
This section cited in 34 Pa. Code § 127.101 (relating to medical fee caps-Medicare).