Billing Codes for Home Infusion Therapy. The HCPCS codes G0088, G0089, and G0090 signify an initial HIT service visit only and were created as part of the implementation of the permanent HIT benefit. These codes were not in use during the Temporary Transitional Payment (TTP) period. The durable medical equipment (DME) market in the United States continues to grow, making it an excellent opportunity to become a DME provider. According to a market analysis report, in 2021, the DME market was valued at $56.3 billion, with an anticipated growth of 5.7% until 2030! This upward trend is due to the rising elderly population that 10.1.9.6 - Medicare Carrier or RRB-Named Carrier to Welfare Carrier 10.1.9.7 - Protests Concerning Transfer of Requests for Payment to Carrier 10.1.9.8 - Transfer of Claims Material Between Carrier and Intermediary (FI) 10.1.9.9 - A DME MAC receives a Paper Claim with Items or Services that are in Another DME MAC's Payment Jurisdiction DME Billing Guidelines for 2019 admin January 30, 2019 3 Mins Read In order to survive 2019 and get timely payments, DME billing service providers will have to primarily focus on error-free coding. DME coding intricacies are deep rooted in HCPCS (Healthcare Common Procedure Coding System) Level II codes and policies by Medicare. If you have Medicare and use oxygen, you'll rent oxygen equipment from a supplier for 36 months. After 36 months, your supplier must continue to provide oxygen equipment and related supplies for an additional 24 months. Your supplier must provide equipment and supplies for up to a total of 5 years, as long as you have a medical need for oxygen. 1.Written orders are acceptable for all transactions involving DMEPOS and must be obtained prior to submitting a prior authorization for any DMEPOS items. Written orders may take the form of a photocopy, facsimile image, electronically maintained, or original "pen-and-ink" document. 2.All written orders must, at a minimum: