Ambulance Open Door Forum


The Ambulance Open Door Forum (ODF) addresses issues related to the payment, billing, coverage and delivery of services in the ambulance industry. The Ambulance Fee Schedule rules, rural and other ambulance payment enhancements, requirements for ambulance service certification and payment determinations, are just some of the many types of issues addressed within the forum. In addition, discussions differentiating the rules related to provider-based and independent ambulance services are facilitated. Timely announcements and clarifications regarding important rulemaking, agency program initiatives and other related areas are also included in the forums.


**Updated October 19, 2020- The proposed agenda for the next Ambulance Open Door Forum scheduled for Thursday, October 22, 2020 from 1pm-2:30pmET is as follows: Announcements & Updates-Repetitive, Scheduled Non-Emergent Ambulance Transport (RSNAT) Prior Authorization Model Update (, ET3 Overview and Update ( for inquiries), ET3 Model Listserv for Model updates (; COVID-19 Public Health Emergency (PHE) Waiver and Flexibility Information; COVID-19 Frequently Asked Questions (FAQs) on Medicare Fee For Service (FFS) Billing document is available at: (PDF).  Ambulance services FAQs begins on page 41; CMS is using its statutory authority under section 1135(b)(5) of the Act to modify the data collection and reporting period for ground ambulance organizations that were selected to report in year 1 of the Medicare Ground Ambulance Data Collection System. This modification has been issued on page 30 in the following document: (PDF); Open Q&A. If you wish to participate, dial 1-888-455-1397 and use conference passcode: 9375124. Please see the full agenda in the downloads section below. We look forward to your participation. Thank you for your continued interest in the CMS Open Door Forums. 

Page Last Modified:
10/19/2020 11:33 AM