Medicare local coverage
Medicare coverage for Allergen Immunotherapy (AIT) with Subcutaneous Immunotherapy (SCIT) (LCD)
5 Medicare Administrative Contractors publish a local coverage determination (LCD) for Allergen Immunotherapy (AIT) with Subcutaneous Immunotherapy (SCIT). The snapshot lists 6 LCD records: 5 active, 1 retired.
An LCD applies only in the jurisdiction of the contractor that wrote it. Two contractors can cover the same service with different criteria, documentation requirements and covered diagnoses, so check the LCD from the contractor that processes your claims.
LCDs by contractor
| Contractor | LCD | Status | Last updated |
|---|---|---|---|
CGS Administrators, LLCMAC - Part A, MAC - Part B | L40056 | Active | Sep 3, 2025 |
Noridian Healthcare Solutions, LLCMAC - Part A, MAC - Part B | L40052 | Retired Nov 6, 2025 | Nov 6, 2025 |
Noridian Healthcare Solutions, LLCMAC - Part A, MAC - Part B | L40050 | Active | Oct 27, 2025 |
Palmetto GBAMAC - Part A, MAC - Part B | L40046 | Active | Sep 5, 2025 |
Wellpoint FederalMAC - Part A, MAC - Part B | L40048 | Active | Jul 14, 2026 |
WPS Insurance CorporationMAC - Part A, MAC - Part B | L36408 | Active | Sep 3, 2025 |
An LCD marked Future has been finalized and is in its notice period; it applies from the effective date shown. LCD IDs link to the record on cms.gov.
Billing and coding articles
The codes live in the billing and coding article that goes with each LCD: the CPT and HCPCS codes the policy applies to, the ICD-10 codes that support medical necessity, and any modifier or documentation rules.
- A59971Palmetto GBAUpdated Sep 5, 2025
- A59973Wellpoint FederalUpdated Jul 14, 2026
- A59976Noridian Healthcare Solutions, LLCUpdated Oct 27, 2025
- A59978Noridian Healthcare Solutions, LLCUpdated Nov 6, 2025
- A59981CGS Administrators, LLCUpdated Sep 3, 2025
- A60276WPS Insurance CorporationUpdated Sep 3, 2025
CMS also lists 5 response-to-comments articles for this topic, where contractors answer public comments on the proposed LCD: A60218, A60237, A60257, A60281, A60282.
Check claim lines against Medicare coverage
Coverage Check tells you whether a claim's diagnoses support Medicare LCD or NCD coverage for each procedure line, and shows the policy and CMS source behind each answer.
Related LCD topics
- Allergen Immunotherapy
- Allergy Immunotherapy
- Incision and Drainage (I & D) of Abscess of Skin, Subcutaneous and Accessory Structures
All Medicare LCD topics · National coverage determinations · Payer policies by payer
Source: CMS Medicare Coverage Database, via the public CMS Coverage API, snapshot Oct 25, 2026. LCDs change between snapshots; confirm the version in effect for your date of service on cms.gov before billing.