Interrog device eval heart
CPT code 93289 covers the interrogation and evaluation of an implanted cardiac device like a pacemaker or defibrillator, performed remotely or in-person to check the device's function and the patient's heart rhythm data.
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
Establish clear remote monitoring schedules and document the medical necessity for the monitoring frequency (typically every 30-90 days depending on device type and patient condition)
Impact: Prevents denials for frequency limitations; proper scheduling can optimize reimbursement at $68.57 per interrogation while staying within coverage guidelines
Do not bill 93289 during the first 30 days post-implantation as interrogation is bundled into the global surgical package
Impact: Avoids bundling denials and recoupment; billing too early can result in 100% claim denial
Ensure each interrogation includes a complete physician-signed report documenting device diagnostics, arrhythmia episodes, battery status, and clinical assessment with any management changes
Impact: Incomplete documentation is the leading cause of audits and claim denials; comprehensive reports support medical necessity and can prevent denial of the full $68.57 payment
Bill only one remote interrogation per 30-day period per device; track transmission dates carefully to avoid overlapping billing periods
Impact: Medicare and most commercial payers limit reimbursement to one interrogation per 30 days; duplicate billing results in automatic denial
Verify patient enrollment in remote monitoring program with documented consent before billing; maintain enrollment records in patient chart
Impact: Lack of patient consent or enrollment documentation can trigger audit flags and retroactive denials of all remote monitoring claims
Distinguish 93289 (implantable loop recorders/monitors) from pacemaker (93294-93296) and ICD (93295-93296) interrogation codes; using incorrect code family results in denial
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