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82234 Beta-amyloid 1-42 (abeta 42)

What 82234 is

CMS fee schedule short descriptor: Beta-amyloid 1-42 (abeta 42).

Full CPT long descriptions are licensed by the American Medical Association and are not published on this site; the short descriptor above is the one CMS prints in its own fee schedule file. See About CPT.

Medicare payment for 82234 (CY2026)

This code has no Physician Fee Schedule rate: Statutory exclusion - not payable under the Physician Fee Schedule. It may be paid under a different fee schedule (clinical laboratory, DMEPOS, anesthesia) or not paid at all - check the relevant CMS schedule.

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Medically Unlikely Edit (MUE)

Medicare caps 82234 at 1 unit per date of service for practitioner claims (MAI 2 - date of service edit (absolute): units above the MUE never pay), rationale: Code Descriptor / CPT Instruction. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 82234? These codes are bundled into it

82234 is a Column 1 code in 13 active NCCI PTP edits. When one of these Column 2 codes is reported on the same date of service, it is denied as bundled - unless the edit's modifier indicator is 1 and documentation supports a distinct service with an NCCI-associated modifier.

Column 2 codeShort descriptionModifier indicator
36591Draw blood off venous device0 - no modifier bypassCheck pair
36592Collect blood from picc0 - no modifier bypassCheck pair
80503Path clin consltj sf 5-201 - modifier may bypassCheck pair
80504Path clin consltj mod 21-401 - modifier may bypassCheck pair
80505Path clin consltj high 41-601 - modifier may bypassCheck pair
82127Amino acid single qual1 - modifier may bypassCheck pair
82128Amino acids mult qual1 - modifier may bypassCheck pair
82131Amino acids single quant1 - modifier may bypassCheck pair
82136Amino acids quant 2-51 - modifier may bypassCheck pair
82139Amino acids quan 6 or more1 - modifier may bypassCheck pair
82542Col chromotography qual/quan1 - modifier may bypassCheck pair
84311Spectrophotometry1 - modifier may bypassCheck pair
96523Irrig drug delivery device0 - no modifier bypassCheck pair

82234 is bundled into these codes

82234 appears as a Column 2 code in 6 active edits. Reported with one of these Column 1 codes on the same date of service, 82234 is the code that denies.

Column 1 codeShort descriptionModifier indicator
0206U1Check pair
0358U1Check pair
0412U1Check pair
0443U1Check pair
0445U1Check pair
0459U1Check pair

Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.