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  1. Use Modifiers XP, XU Only in Specific Situations : Ask an Expert - AAPC

    Apr 12, 2017 · Use XU Sparingly The XU modifier should be the least-used modifier option, Cobuzzi says. Modifier XU situations “represent the real exception that is most rarely encountered, and if this …

  2. Specific Modifiers for Distinct Procedural Services - AAPC

    Feb 3, 2015 · Instead of using a 59 modifier with the 92950 and 92953 as we currently apply, an XU modifier would be used as of January 1st. Most situations fall under XE and XS definitions since …

  3. New Rules Issued for Modifiers 59, XE, XS, XP, and XU - AAPC

    Feb 25, 2019 · The Centers for Medicare & Medicaid Services (CMS) issued a policy change modification to the claims processing logic for Modifier 59 Distinct CMS issued Transmittal 2259, a …

  4. XU HCPCS Code - Unusual non-overlapping service, the use - AAPC

    XU HCPCS code descriptors - Unusual non-overlapping service, the use of a service that is distinct because it does not overlap

  5. Case Studies: Modifier 59 and X [ESPU] Use - AAPC

    Jan 29, 2018 · When I last wrote “Modifier 59 – To Use or Not to Use”, I promised to follow it up with some real-life examples of when we should be using the 59 or the new Medicare X [ESPU] modifiers. …

  6. Differentiate Separate Procedures with Modifiers 59 and X [EPSU]

    Jul 8, 2019 · Placing a separate procedure modifier on the first of the two codes bundled on the claims appears awkward and, as a result, the biller tends to put modifier 59, XE, XS, XP, or XU on the …

  7. Modifier 59 – To Use or Not to Use - AAPC Knowledge Center

    Jan 16, 2018 · Use Modifier X Series for 59 Medicare was concerned that providers was submitting the 59 modifier too often, just adding it when they felt they did not like the fact that two codes were …

  8. Wiki - Billing Bone density 77080 and 77081 on the same day ... - AAPC

    May 22, 2025 · See reference below for how to code (note inconsistency about which code gets the -XU modifier). We are considering implementing this. Has anyone billed Medicare for 77080 plus 77081? …

  9. Several Carriers Provide Modifier X {EPSU} Examples : Modifiers - AAPC

    Feb 19, 2015 · For example, the physician destroys a benign lesion and then also biospies subcutaneous tissue. You can report 17000 followed by 11100-XU, Novitas Solutions suggests. …

  10. Try These Alternatives for the ‘Overused’ Modifier 59 - AAPC

    Jun 18, 2025 · XU (Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service) MLN notes that these modifiers are more specific …