MolDX: HLA-DQB1*06:02 Testing for Narcolepsy (L36544) - R5 - August 24, 2023

Date Posted: August 21, 2025

This MolDX Local Coverage Determination (LCD) has been revised under contract numbers: 02101 (AK), 02201 (ID), 02301 (OR), 02401 (WA), 03101 (AZ), 03201 (MT), 03301 (ND), 03401 (SD), 03501 (UT), and 03601 (WY).

Effective Date: August 24, 2023

Summary of Changes:

Under CMS National Coverage Policy updated section heading for 3rd regulation, and revised the following regulation CMS Internet-Only Manual, Pub. 100-02, Medicare Benefit Policy Manual, Chapter 15, §80 Requirements for Diagnostic X-Ray, Diagnostic Laboratory, and Other Diagnostic Tests to include section 80.1.1. Under Bibliography changes were made to citations to reflect AMA citation guidelines. This revision is effective on 8/24/2023.

Updated CMS National Coverage Policy to reflect changes for a revision on 8/24/23. This revision is effective 8/24/23.

Visit the Noridian Molecular Diagnostic Services webpage to view the Active MolDX LCD or access it via the CMS Medicare Coverage Database (MCD).

Last Updated Aug 20 , 2025