← Back to search
31237ENT

Diagnostic nasal/sinus endoscopy

Prior authorization
Not commonly required

What this is, in plain language

A thin camera exam of the nasal passages and sinuses, typically done in the ENT office.

Why a clinician orders it

Persistent sinus symptoms, nasal blockage, epistaxis evaluation, or follow-up of known sinus disease.

Medical necessity — what insurers usually look at

Usually covered without prior authorization when done in the office for evaluation. AAO-HNS lists this as one of the most-utilized ENT office procedures.

Documentation to ask about

  • Symptoms
  • Prior treatments tried
  • Exam findings

Questions for your provider

  • ?Is the ENT in my network?

Why this code is in our seed set

Most-utilized ENT office endoscopy code per the AAO-HNS Most Utilized CPT Codes list.

Validated against

  • AAO-HNS Most Utilized CPT Codes for Otolaryngology
  • AMA CPT code 31237 descriptor
Important: AuraCode is an educational tool. It does not provide medical, legal, or insurance advice, claims decisions, or approval guarantees. Final coverage depends on your specific plan, eligibility, diagnosis, submitted documentation, and your insurer's review.