Effective 9/1/2010, procedure code 84999-“Unlisted Chemistry procedure” now has a rate of $20.00. Claims already submitted were paid at zero dollars. These claims will be reprocessed at the $20.00 rate. Providers do not need to re-submit these claims. Out of state providers need a Prior Authorization to get reimbursed for this code.
Source: MaineCare Listserv 09-18-2012