95866 Needle emg hemidiaphragm
Also known as: diaphragm EMG, phrenic nerve EMG
Needle electromyography; hemidiaphragm.
In Plain Language
breathing muscle test
Clinical Context
EMG of diaphragm. Evaluates phrenic nerve function, particularly after thoracic surgery or with respiratory complaints.
RVU Breakdown
| Work RVU | 1.22 |
| Total RVU | 1.22 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Medicine section codes cover a wide range of non-surgical services. Documentation should include the clinical indication, procedure details, interpretation (if applicable), and any patient-specific findings.
How This Code Compares
With a work RVU of 1.22, this code ranks in the 63rd percentile among Medicine codes — 1.6x the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 95866?
CPT 95866 (Needle emg hemidiaphragm) is a Medicine code. Needle electromyography; hemidiaphragm.
Who uses CPT code 95866?
CPT 95866 is used by Neurology, Pulmonology. EMG of diaphragm. Evaluates phrenic nerve function, particularly after thoracic surgery or with respiratory complaints.
When is CPT 95866 used?
EMG of diaphragm. Evaluates phrenic nerve function, particularly after thoracic surgery or with respiratory complaints.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.