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86807 Cytotoxic antibody screening

What 86807 is

CMS fee schedule short descriptor: Cytotoxic antibody screening.

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 86807 (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 86807 at 2 units per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Clinical: Data. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 86807? These codes are bundled into it

86807 is a Column 1 code in 1 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
96523Irrig drug delivery device0 - no modifier bypassCheck pair

86807 is bundled into these codes

86807 appears as a Column 2 code in 7 active edits. Reported with one of these Column 1 codes on the same date of service, 86807 is the code that denies.

Column 1 codeShort descriptionModifier indicator
86828Hla class i&ii antibody qual1Check pair
86829Hla class i/ii antibody qual1Check pair
86830Hla class i phenotype qual1Check pair
86831Hla class ii phenotype qual1Check pair
86832Hla class i high defin qual1Check pair
86833Hla class ii high defin qual1Check pair
86834Hla class i semiquant panel1Check 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.