Alert detail
LCD L36805: Lab: Special Histochemical Stains and Immunohistochemical Stains — WPS
What changed
New billing guidelines for lab histochemical stains effective 2026.
Who’s affected: Clinical Laboratory billing teams · Effective: April 30, 2026
Primary source: View the official CMS/MAC document ↗
Get the action steps and full analysis
This change affects 7 billing codes.
The full analysis, the revision comparison and the as-of-date version of this policy are what a partner packet carries. The source document above is free and always will be.