Correct Coding – Supplies Used With E0446 – Joint DME MAC Publication

E0446 (TOPICAL OXYGEN DELIVERY SYSTEM, NOT OTHERWISE SPECIFIED, INCLUDES ALL SUPPLIES AND ACCESSORIES) as described in the narrative is all-inclusive. There is no separate reimbursement for any supplies used with this item. This includes items such as tape, dressings, tubing, etc.

If the supplies are billed separately, HCPCS code A9900 (MISCELLANEOUS DME SUPPLY, ACCESSORY, AND/OR SERVICE COMPONENT OF ANOTHER HCPCS CODE) must be used.

Claims for supplies used with E0446 will be denied as unbundling.

Claims for E0446 and related items will be denied as not reasonable and necessary. (National Coverage Determinations 20.29.C & 270.5)

For questions about correct coding, contact the PDAC Contact Center at (877) 735-1326 during the hours of 8:30 a.m. to 4:00 p.m. CT, Monday through Friday, or e-mail the PDAC by completing the DME PDAC Contact Form located on the PDAC website:


Revision History

Date Update
12/16/2013 Published on PDAC website

Last Updated: 12/16/2013