Date Posted: August 13, 2026

This Local Coverage Determination (LCD) has completed the Open Public Meeting and Contractor Advisory Committee (CAC) comment period and is now finalized under contractor numbers: 01111 (CA), 01211 (AS, GU, HI, NMI), 01311 (NV), and 01911 (CA, HI & Territories). Responses to comments received may be found as a link at the bottom of the final LCD.

Medicare Coverage Database (MCD) Number/Contractor Determination Number: L40324

LCD Title: Allergy Diagnostic Testing

Effective Date: September 27, 2026

Summary of LCD:

This LCD addresses allergy diagnostic testing for both immediate IgE-mediated hypersensitivity reactions and delayed cell-mediated hypersensitivity. It includes guidelines for in vivo testing (such as skin tests), organ challenge tests, serum specific IgE in vitro testing, and details on limitations and provider qualifications. This LCD outlines limited coverage for this service with specific details under Coverage Indications, Limitations and/or Medical Necessity.

Visit the Proposed LCDs webpage to access this LCD.