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Otolaryngology Coding Alert

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Review the Rules for Billing Audiology Services With -AB

Published on Fri Mar 15, 2024

Question: Our audiologist performed testing without a physician’s order and billed the applicable codes (all in Appendix A of CR 13055) with modifier AB. A few weeks later, the patient returned for additional testing without an order. The codes for those tests are also on the Appendix A list, but when billed with -AB, the claim was denied. Why? Can you [...]
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