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Reduction Mammaplasty

Regence BlueShield·Plastic Surgery, General Surgery·Medical Policy
Effective date
Nov 1, 2026
We identified it
Aug 4, 2026
Days to comply
89 days

Summary

This is a new medical policy (effective November 1, 2026) establishing coverage criteria for reduction mammaplasty procedures. The policy defines medically necessary indications, requires specific minimum breast tissue removal amounts based on body surface area (Schnur Sliding Scale), and mandates detailed clinical documentation. Liposuction as a sole procedure is classified as investigational, and liposuction combined with breast reduction is not medically necessary.

Action Required

Before Nov 1, 2026
Before November 1, 2026: Billing team must implement policy controls to require prior authorization for reduction mammaplasty (CPT 19318) claims. Update pre-authorization workflow to verify: (1) patient meets age criteria (18+ or 16+ with documented medical necessity), (2) breast tissue removal meets Schnur Sliding Scale minimums based on calculated body surface area, and (3) clinical documentation supports one of four medically necessary indications (preparatory mastectomy procedure, chronic pain with failed conservative therapy, intertrigo despite conservative treatment, kyphosis on x-ray, or ulnar paresthesia with failed conservative therapy). Providers must submit: total breast tissue to be removed (L/R specification), patient height and weight, and supporting clinical notes from referring provider (not surgeon) documenting symptom duration, evaluation for alternative causes, and three months of conservative therapy attempts. Educate providers that liposuction-only breast reduction will be denied as investigational; liposuction combined with reduction mammaplasty will be denied as not medically necessary. Update encounter forms and EMR templates to capture required documentation elements before surgery scheduling. Configure billing system to reject claims lacking Schnur Scale compliance documentation. Flag all gynecomastia cases for denial per policy Section III.