Health IBNR MethodsBy WonderHog / Home › Forums › Health › Health IBNR Methods Tagged: Health, IBNR, PMPM This topic has 0 replies, 1 voice, and was last updated 1 week, 6 days ago by WonderHog. Viewing 1 post (of 1 total) Author Posts August 7, 2026 at 7:06 pm #25767 WonderHogParticipant Just wondering, is anyone out there using the Average PMPM Lag method for calculating IBNR, as opposed to the traditional approaches (completion factor, development, BF)? If you are not familiar with the methodology, there is a YouTube video on it. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In Log in / Register