AMA CPT® Assistant - 1998 Issue 5 (May)
Pathology & Laboratory, 82131 (Q&A) (May 1998)
May 1998 page 11b Coding Consultation Pathology & Laboratory, 82131 (Q&A) Question What is the correct code for the quantitative measurement of total homocystine in plasma by fluorescence polarization immunoassay? AMA Comment CPT code 82131 , Amino acids, quantitation, each , is the most appropriate code for reporting the quantitative measurement of total homocystine in plasma by fluorescence polarization immunoassay. Pathology & Laboratory, 82131 (Q&A). CPT® Assistant. 1998; May 1998 page 11b ...
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Article Overview
This short AMA/CPT Assistant consultation covers a pathology and laboratory coding question from May 1998. It is relevant to coders and billing staff looking for guidance on how a specific laboratory test was discussed in CPT coding context. The article presents the question and the AMA comment in a concise Q&A format.
Why This Topic Matters
Even short coding consults can clarify how a laboratory service was viewed in CPT guidance at the time, which helps coders, auditors, and researchers understand historical reporting context.
Article Sections
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Coding Consultation
Introduces the coding question discussed in the consultation and frames the laboratory coding topic addressed by the AMA comment.
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Question
Presents the clinical laboratory service being queried for coding purposes.
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AMA Comment
Provides the AMA’s coding response in a brief explanatory format.
What You Will Learn
- The type of pathology and laboratory issue discussed in the consultation
- How a historical CPT coding question was presented and answered
- The general laboratory testing context addressed by the AMA comment
- What kind of guidance CPT Assistant provided for a May 1998 laboratory coding inquiry
Who Should Read This
- Medical coders
- Pathology and laboratory billing staff
- Compliance auditors
- Coding educators
- Health information management professionals
Codes Discussed
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