AMA CPT® Assistant - 2011 Issue 3 (March)
Category III Codes (Q & A) (March 2011)
March 2011 page 10d Category III Codes Question: Is ocular blood flow measurement an integral component of code 92120, Tonography with interpretation and report, recording indentation tonometer method or perilimbal suction method? Answer: No. The test described in code 92120 measures aqueous outflow, not ocular blood flow. Therefore, it is appropriate to report Category III code 0198T, Measurement of ocular blood flow by repetitive intraocular pressure sampling, with interpretation and report, for ocular blood flow measurement. ♦ Category III Codes (Q & A) (March 2011). CPT® Assistant. 2011; March 2011 page 10d ...
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Article Overview
This short March 2011 CPT Assistant Q&A article discusses a coding question in ophthalmology related to ocular blood flow measurement and its relationship to CPT and Category III code categories. It is useful for coders, billers, and compliance staff who work with diagnostic eye services and need to understand what general type of guidance the article provides before reviewing the full text.
Why This Topic Matters
Articles like this help coding professionals recognize when a service is addressed through a Category III code discussion rather than assumed to be part of another ophthalmic procedure. That can matter for accurate charge capture, claim submission, and compliance review in eye care settings.
Article Sections
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Category III Codes
A coding question and answer focused on an ophthalmology diagnostic measurement topic and its placement within CPT and Category III coding guidance.
What You Will Learn
- How the article frames a diagnostic ophthalmology coding question
- What general topic the Q&A addresses within CPT and Category III guidance
- Which coding categories are discussed for an eye measurement service
- How a short CPT Assistant Q&A article presents coding clarification
Who Should Read This
- Medical coders
- Billing staff
- Compliance professionals
- Ophthalmology practices
- Revenue cycle teams
Codes Discussed
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