Wrap your brain around using letters in your diagnosis codes. "The transition date for ICD-10 codes is Oct 1, 2013," stressed CMS's Stewart Streimer during a CMS-sponsored Open Door Forum. "That's really the drop-dead date for those of you that have familiarized yourselves with the Final Rule regarding ICD-10 ... but there are a lot of things that must happen before then, and I expect many of the payers may even require ICD-10 codes before then so a sufficient amount of testing can take place," he said. Choosing Vendors? Speak Up Today isn't too soon to start thinking about ICD-10, says Helen Avery, CPC-I, CHC, senior coding and revenue cycle consultant at Los Angeles-based Sinaiko Healthcare Consulting Inc. The more familiar you are with the changes, the easier the transition will be. "Obtain education and understanding early on so that you will be well equipped. Start by speaking with your physicians now about improving their clinical documentation detail which will be the most important aspect for them and should be started prior to the change," Avery says. Coders also should be involved when practices communicate with "information system vendors (for EMR, claims processing, etc.) about their plans for the new code set implementation," advises Avery. Starting point: