
Clearing Up the Confusion Around New Established Patient CPT Codes
If you’ve ever typed “CPT 99205” into Google at 11 PM trying to figure out why a claim got denied, you’re not alone. Billing teams, coders, and even experienced physicians often confuse codes that they’ve used for established patients with new-patient codes – and, quite honestly, it’s not their fault. The E&M code set is compact, the documentation overhaul in 2021 introduced modifications, and payer interpretation does not always exactly align with CMS guidance. Many people got confused on this point because when they do a search for “established patient,” other codes such as 99203, 99204, and 99205 are also















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