31546 CPT® code: payer coverage and prior authorization

Payer policies and prior authorization for 31546

1 of 1 payer prior-auth lists that name 31546 require prior authorization or set conditions: Blue Cross and Blue Shield of Illinois.

PayerPlanStatePrior authConditionsSinceSource
Blue Cross and Blue Shield of IllinoisBlue Cross Community MMAI (Medicare-Medicaid Alignment Initiative)ILprior auth requiredJan 1, 2023Procedure Code List, Effective 1/1/2025

Payer coverage policies that name 31546

31546 appears in 2 coverage policies from Aetna, Blue Cross NC.

PayerPolicyRole in policyReviewedDocument
AetnaVoice Therapy (0646)listed, no stance (range 31505-31592)Sep 9, 2026payer document
Blue Cross NCProfessional Pathology Billing Requirements AHS – R2169listed, no stance (range 3011F-3210F)Mar 1, 2024payer document

Recent prior-auth changes

  • Apr 1, 2026: PA removed, Blue Cross and Blue Shield of Illinois
  • Apr 1, 2026: PA removed, Blue Cross and Blue Shield of Illinois

Medicaid fee-for-service

  • AZ: $1715.49 (asc), effective Oct 1, 2026
  • CO: $443.22 (chp_plus, non-facility), effective Jul 1, 2026
  • FL: $358.22 (physician, non-facility), effective Jan 1, 2026
  • IL: $536.76 (practitioner), effective Apr 1, 2024
  • IN: $418.14 (professional, Advanced Practice Nurse (85%), facility), effective Jan 1, 2026
  • KS: $225.00 (asc, facility), effective Jan 1, 2005
  • KY: $2392.56 (asc), effective Jan 1, 2026
  • LA: $443.16 (professional), effective Jul 1, 2025
  • MA: $1611.51 (asc), effective May 1, 2026
  • MS: $1940.67 (comprehensive, facility), effective Oct 1, 2025
  • ND: $1410.42 (physician, facility), effective Aug 1, 2026
  • NE: $1000.00 (asc), effective Jul 1, 2024
  • NY: $268.89 (physician_surgery, facility), effective Jul 1, 2026
  • OH: $430.61 (physician), effective Jan 1, 2005
  • OK: $2182.78 (asc), effective Jan 1, 2026
  • TX: $1630.12 (ambulatory_surgical_center_asc_hospital_based_ambulatory_sur, Ambulatory Surgical Center (Asc) / Hospital - Based Ambulatory Surgical Center (Hasc)), effective Jun 1, 2023
  • VA: $399.02 (medical), effective Jul 1, 2026
  • VT: $5479.84 (outpatient_hospital_opps), effective Feb 1, 2026
  • WA: $339.40 (asc), effective Jul 1, 2026
  • WY: $3121.07 (outpatient_hospital_apc, Ambulatory Surgical Centers), effective Apr 1, 2026

From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.