I want to share my experience because when I was studying I couldn't find many honest accounts of what the CPB exam is actually like. I failed twice before passing on my third attempt, and I'm convinced the difference was completely changing how I studied. The first two times I basically just read through the AAPC materials and figured my work experience would carry me. It didn't.
What finally clicked was using a solid CPB practice test routine — doing timed practice under real exam conditions every single day for the last six weeks. I found a study guide that broke down the reimbursement methodologies and compliance sections specifically, which are way heavier on the actual exam than I expected. I also joined a study group through my local AAPC chapter, which helped me stop guessing on the ICD-10-CM sequencing rules.
My timeline: I gave myself four months total, but honestly the last six weeks were the only ones that mattered. Scored a 74 on my third attempt — not glamorous, but a pass is a pass. Happy to answer questions about what resources I used or which topic areas tripped me up.