Does D84.0 require prior authorization?

No, D84.0 does not require prior authorization (high confidence). Covered without prior authorization.

`D84.0`, Lymphocyte function antigen-1 [LFA-1] defect

ICD-10-CM

No Prior Auth Required

Covered without prior authorization (high confidence)

All documentation must be maintained in the patient's medical record and made available to the contractor upon request.
Every page of the medical record must be legible and include patient identification information (e.g., complete name, dates of service).
The documentation must include the legible signature of the physician or non-physician practitioner responsible for and providing care to the patient.
The submitted medical record must support the selected ICD-10-CM code(s) and the submitted CPT/HCPCS code must accurately describe the service performed.

A GIP multiplex NAAT panel (CPT 87505, 87506, 87507) may be reported when medically reasonable and necessary per Local Coverage Determination (LCD) L38227.
Gastrointestinal pathogen (GIP) multiplex NAAT panels (CPT 87505, 87506, 87507) are covered when reasonable and necessary in accordance with LCD L38229.
Billing and coding for intravenous immunoglobulin (IVIG) should follow the Local Coverage Determination (LCD) L34580 and the billing/coding guidelines in this article as a complement to that LCD.
Molecular syndromic infectious disease panels are covered when billed with the appropriate proprietary CPT® or PLA code and an accompanying ICD-10-CM diagnosis that documents medical necessity in the patient record.
FDA-cleared/approved molecular infectious disease tests performed consistent with their intended use are covered without a DEX Z-code when billed with an appropriate supporting ICD-10-CM code.
A panel is a single test (single unit of service UOS=1) and is covered as one service even if it reports multiple pathogens or targets.

CGS-J15-L39038, MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

J15

CGS-J18-L39038, MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

J18

WPS-J5-L39044, MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

A58761, Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

Ask Backwork about documentation requirements, denial risks, or coverage in your state.