Interrogate subq defib
CPT code 93261 covers the interrogation (checking and downloading data) from a subcutaneous implantable cardioverter-defibrillator (S-ICD), a device placed under the skin to monitor and correct dangerous heart rhythms.
RVU breakdown
Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High
Billing tips
Verify the device type is subcutaneous ICD before billing 93261; traditional transvenous ICDs use different codes (93289, 93295-93296)
Impact: Prevents denials and ensures correct $67.28 reimbursement rather than incorrect code payment
Document the complete interrogation including all required elements: device parameters, battery voltage, lead impedance, sensing/pacing thresholds, and stored episodes review
Impact: Reduces audit risk and supports medical necessity; incomplete documentation can result in 100% recoupment
Bill 93261 only once per 90-day period for routine monitoring unless medically necessary urgent interrogation is documented
Impact: Medicare typically covers one routine interrogation per 90 days; additional services may be denied without clear medical necessity
Do not bill 93261 with remote monitoring codes (93298) for the same device in the same 90-day period
Impact: Bundling edits will deny one service; coordinate in-person and remote monitoring schedules
When billing with E/M service on same day, append modifier 25 to E/M and document separate medical necessity for the office visit
Impact: Ensures payment for both services; without modifier 25, E/M may be denied as bundled
Confirm patient's device manufacturer and ensure your practice has current programmer and trained staff before scheduling
Impact: Prevents no-show procedures and ensures ability to complete service; incomplete interrogations result in denials
Common denials
Frequency limitation - service billed more than once in 90-day period without medical necessity documentation
How to appeal: Submit appeal with documentation of symptoms, device alerts, or clinical events requiring additional interrogation beyond routine schedule; include specific dates and clinical rationale
Incorrect device type - subcutaneous ICD code used for transvenous ICD or pacemaker
How to appeal: Provide device implant records, manufacturer model number, and interrogation report confirming subcutaneous ICD system; if error, submit corrected claim with appropriate code
Bundled with E/M service - interrogation denied when billed same day as office visit without modifier 25
How to appeal: Resubmit with modifier 25 on E/M code with documentation clearly showing separate evaluation beyond device check (e.g., new symptoms, medication adjustment, distinct complaint)
Insufficient documentation - report lacks required elements or physician signature
How to appeal: Submit complete interrogation report with all device parameters, physician interpretation, signature, and date; include attestation confirming all required elements were evaluated
Frequently asked questions
What is the 2025 Medicare reimbursement rate for CPT code 93261?
The 2025 Medicare national average payment for CPT 93261 is $67.28 for both facility and non-facility settings, based on 2.08 total RVUs and the conversion factor of 32.3465.
How often can CPT 93261 be billed for subcutaneous ICD interrogation?
Medicare typically allows CPT 93261 once per 90-day period for routine monitoring. Additional interrogations within this period require clear documentation of medical necessity such as symptoms, device alerts, or clinical events requiring urgent evaluation.
What is the difference between CPT 93261 and 93289?
CPT 93261 is specific to subcutaneous implantable cardioverter-defibrillators (S-ICD), while CPT 93289 is used for interrogation of traditional transvenous single or dual chamber implantable defibrillators. The device type determines the correct code.
Can CPT 93261 be billed with an office visit on the same day?
Yes, CPT 93261 can be billed with an E/M service on the same day if the office visit represents a significant, separately identifiable service beyond the device interrogation. Modifier 25 must be appended to the E/M code with documentation supporting the distinct nature of the visit.
What documentation is required to bill CPT 93261?
Required documentation includes device identification, battery status, lead parameters, detection settings, stored episode review, physician interpretation and signature, and medical necessity justification. The report must demonstrate all components of interrogation were performed and reviewed.
Can CPT 93261 be billed with remote monitoring codes?
No, CPT 93261 should not be billed in the same 90-day period as remote monitoring codes (93298) for the same device. Practices must choose either in-person interrogation or remote monitoring for each monitoring period to avoid bundling denials.
What are the work RVUs for CPT code 93261 in 2025?
CPT 93261 has 0.74 work RVUs, 1.31 practice expense RVUs (both facility and non-facility), and 0.03 malpractice RVUs, totaling 2.08 RVUs for 2025 based on CMS Physician Fee Schedule RVU25A.