Electrocardiogram report
CPT 93010 is the billing code for a physician's written interpretation and report of an electrocardiogram (ECG/EKG) when the tracing was performed by someone else or at a different facility.
RVU breakdown
Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High
Billing tips
Never bill 93010 on the same date of service by the same provider who performed the global ECG service (93000) or technical component (93005)
Impact: Prevents automatic denial and potential audit flags for unbundling; saves approximately $7.76 in recoupment per violation
Ensure the written interpretation is signed, dated, and contains specific findings rather than generic statements to withstand audit scrutiny
Impact: Reduces denial rate by approximately 40-60% based on missing or inadequate documentation requirements
Bill 93010 when interpreting ECGs performed at other facilities, hospitals, or by other providers, ensuring the technical component was billed elsewhere
Impact: Captures the full $7.76 professional fee that would otherwise be lost if only the facility billed the technical component
Verify that the interpretation is medically necessary and ordered by a treating provider; screening ECGs without clinical indication may be denied
Impact: Prevents denials for lack of medical necessity, which account for 15-20% of 93010 claim rejections
When multiple ECGs are performed on the same day, document clear medical necessity for each interpretation separately to justify repeat billing
Impact: Supports payment for subsequent same-day interpretations which may otherwise be bundled or denied, preserving $7.76 per additional reading
Use place of service code 21 (inpatient hospital) or appropriate setting to match where interpretation occurred, not where tracing was performed
Impact: Ensures accurate payment of $7.76 facility rate and prevents processing delays or denials from POS mismatches
Common denials
Bundled with same-day E/M service or global ECG code (93000) by same provider
How to appeal: Submit documentation showing interpretation was performed separately from the E/M service, or that another provider performed the technical component; include separate technical and professional component billing records showing proper split billing
Missing or inadequate written interpretation report in medical record
How to appeal: Provide complete signed and dated ECG interpretation report with specific cardiac findings, rhythm analysis, interval measurements, and clinical correlation; reference Medicare requirement for written documentation of professional services
Duplicate billing when technical component provider also billed professional component or another physician already submitted 93010
How to appeal: Submit proof of which provider actually performed and documented the interpretation; provide credential verification showing you are the qualified interpreting physician; request claims adjustment to correct duplicate submission
Medical necessity not established for ECG interpretation on that date of service
How to appeal: Provide documentation of clinical indication (chest pain, palpitations, medication monitoring, preoperative clearance, etc.); include relevant diagnosis codes and referring physician orders; cite LCD/NCD coverage criteria for ECG services
Frequently asked questions
What is the difference between CPT 93000, 93005, and 93010?
CPT 93000 is the global code including both the technical component (performing the ECG) and professional component (interpretation). CPT 93005 is the technical component only (tracing). CPT 93010 is the professional component only (interpretation and report). Use 93010 when you interpret an ECG performed by someone else.
How much does Medicare pay for CPT 93010 in 2025?
Medicare pays $7.76 for CPT 93010 in 2025 based on the national average rate. This applies to both facility and non-facility settings. The total RVU is 0.24 (0.17 work RVU, 0.06 PE RVU, 0.01 MP RVU) multiplied by the 2025 conversion factor of 32.3465.
Can I bill 93010 with an office visit on the same day?
Yes, you can bill 93010 with an E/M visit on the same day if you are only interpreting an ECG that was performed elsewhere or by your technical staff, and you properly bill the technical component separately as 93005. However, if you bill the global code 93000, you cannot also bill the office visit for the same encounter without appropriate documentation of a separately identifiable service with modifier 25.
Does CPT 93010 require a modifier 26?
No, CPT 93010 does not require modifier 26 because it already represents only the professional component (interpretation and report). Modifier 26 is used to indicate the professional component when billing codes that are normally global services. Since 93010 is inherently professional-only, adding modifier 26 would be redundant.
What documentation is required to bill CPT 93010?
You must have a complete written interpretation report signed and dated by the physician, including analysis of rate, rhythm, axis, intervals, wave morphology, and clinical correlation. The documentation must clearly show the ECG tracing was performed separately from the interpretation, and there must be medical necessity for the study.
Can two physicians bill 93010 for the same ECG?
Generally no. Only one professional interpretation (93010) is reimbursed per ECG per date of service. A second interpretation would require modifier 77 and exceptional documentation of medical necessity, such as a requested second opinion for a complex or life-threatening arrhythmia, but this is rarely paid by Medicare.
What is the RVU for CPT code 93010?
CPT 93010 has a total RVU of 0.24 in 2025, consisting of 0.17 work RVU, 0.06 practice expense RVU (both facility and non-facility), and 0.01 malpractice RVU. This is one of the lower RVU assignments reflecting the relatively brief time required for ECG interpretation.