31231 Nasal endoscopy diagnosis
Also known as: diagnostic nasal endoscopy, office nasal endoscopy, sinus visualization, nasal scope, nasal endoscopy diagnostic
Diagnostic nasal endoscopy performed via transnasal approach to visualize and evaluate nasal and sinus anatomy.
In Plain Language
nasal camera examination
Clinical Context
Office-based diagnostic procedure using rigid or flexible endoscope to evaluate nasal cavity, turbinates, and sinus ostia. Foundation procedure for sinus disease evaluation.
RVU Breakdown
| Work RVU | 1.07 |
| Total RVU | 1.07 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. This code has a 0-day global period, meaning pre- and post-operative E&M visits are billable separately on the same day. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 1.07, this code ranks in the 5th percentile among Surgery codes — 7.5x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 31231?
CPT 31231 (Nasal endoscopy diagnosis) is a Surgery code. Diagnostic nasal endoscopy performed via transnasal approach to visualize and evaluate nasal and sinus anatomy.
What is the wRVU value for CPT 31231?
The work RVU for CPT 31231 is 1.07. This code is primarily used by Otolaryngology, Rhinology.
When is CPT 31231 used?
Office-based diagnostic procedure using rigid or flexible endoscope to evaluate nasal cavity, turbinates, and sinus ostia. Foundation procedure for sinus disease evaluation.
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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.