Ext ecg>48hr<7d rev&interpj
CPT code 93244 is used when a doctor reviews and interprets the results of an extended heart rhythm monitor that a patient wore for more than 48 hours but less than 7 days. This is the physician's professional interpretation service, not the monitoring equipment 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
Verify the exact monitoring duration documented in the report falls between 48 hours and 7 days (168 hours); monitoring less than 48 hours requires different codes (93224-93227) and monitoring beyond 7 days uses 93245-93248
Impact: Incorrect code selection based on duration results in 100% denial; 93244 pays $22 while shorter duration codes have different reimbursement structures
Bill 93244 only once per monitoring period regardless of how many times the physician reviews the data during the recording period; this is a global interpretation code
Impact: Duplicate billing for the same monitoring episode will trigger automatic denial and potential audit; avoid billing both preliminary and final interpretations separately
Ensure the monitoring report includes all required elements: scanning analysis with report, physician review and interpretation, and correlation with patient symptoms or diary; incomplete reports are primary audit target
Impact: Missing documentation elements can result in $22 recoupment plus potential extrapolation in audits affecting multiple claims
Do not bill 93244 with the technical component codes (93241-93243) unless practice owns equipment and performs both services; verify split billing arrangements with diagnostic testing facilities
Impact: Improper bundling or unbundling creates compliance risk; clear delineation of professional vs technical services prevents $22-44 payment errors per claim
Document the medical necessity for extended monitoring beyond standard 24-48 hour Holter; payers may deny if clinical rationale for 48hr-7day duration is not evident
Impact: Medical necessity denials are increasingly common; strong documentation of why shorter monitoring was inadequate protects the $22 reimbursement
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