Is it appropriate to append modifier 50 to CPT 70120 , Radiologic examination, mastoids; less than 3 views per side, and CPT 70190 , Radiologic examination optic foramina, when the procedure is performed bilaterally? ...
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Article Overview
This premium article explains general billing guidance for bilateral radiology examinations under CPT and notes that payer-specific reporting rules may differ from standard CPT reporting. It is intended for coders, billers, and revenue cycle staff who need to understand how bilateral imaging claims may be reported and why third-party payer instructions matter.
Why This Topic Matters
Bilateral imaging claims can be reported differently depending on payer policy, so understanding the general CPT approach and when to verify payer requirements helps reduce claim denials and inconsistent reporting.
What You Will Learn
- How bilateral radiology examinations are generally reported under CPT
- Why payer-specific reporting requirements may differ from standard CPT reporting
- What types of reporting guidance may be requested by third-party payers for bilateral imaging claims
- When it may be appropriate to verify bilateral imaging billing rules with a payer
Who Should Read This
- Medical coders
- Billers
- Revenue cycle staff
- Practice managers
Codes Discussed
Modifiers Discussed
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