Phys blood bank serv xmatch
CPT 86077 covers the physician service of reviewing and interpreting blood bank crossmatch testing to ensure a patient receives compatible blood before a transfusion. This is the doctor's professional component of verifying blood compatibility, not the laboratory test itself.
This calculator gives a typical-case estimate using standard Medicare modifier rules. Actual payment depends on payer policies, documentation, code-specific CMS status indicators, and locality. Verify before billing.
RVU breakdown
Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High
NCCI bundling edits
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Billing tips
Document physician interpretation time and specific compatibility issues resolved
Impact: Reduces audit risk and supports medical necessity for the $51.11 professional fee, particularly when multiple antibodies or complex serologic issues are present
Bill 86077 separately from the technical component crossmatch (86920 or 86921)
Impact: Captures both technical lab fee ($86920) and physician interpretation fee ($51.11 for 86077), potentially recovering $80+ per crossmatch when both billed appropriately
Ensure physician signature and dated interpretation in blood bank records before claim submission
Impact: Missing signature is the #1 denial reason; proper documentation prevents 100% payment denial
Use modifier 91 for medically necessary repeat crossmatch interpretations same day
Impact: Allows additional $51.11 payment for each repeat interpretation when resolving incompatibilities or with changing patient antibody status
Bill per unit crossmatched when physician reviews multiple units for same patient
Impact: Each unit requiring physician review is separately billable; 3 units = $153.33 (3 x $51.11) when properly documented
Verify facility vs non-facility status; hospital-based blood banks typically bill facility rate
Impact: Affects reimbursement by $4.85 per service ($51.11 non-facility vs $46.26 facility); confirm place of service coding
Common denials
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