B44.7 — Disseminated aspergillosis
ICD-10-CM
Prior Authorization
No Prior Auth Required
Code is covered without prior authorization (high confidence)
Documentation Required
- This billing/coding guideline complements LCD L33459 (Computerized Axial Tomography (CT), Thorax); follow the LCD for clinical coverage and any required documentation or prior authorization rules.
- This article provides billing/coding guidelines that complement Local Coverage Determination L34417 for CT of the head; consult LCD L34417 for specific coverage, coding, and documentation requirements.
- Claims must follow the complementary Local Coverage Determination (LCD L34430) and, when CPT 97000–97799 are used by PT/OT, must include documentation that the services meet the coverage and documentation requirements for physical or occupational therapy.
- Medical records must include history and physical notes, laboratory results, and documentation of signs and symptoms that warrant the head/neck diagnostic imaging.
Key Coverage Criteria
- Therapeutic procedures whose principal aim is to treat a respiratory impairment must be billed using HCPCS codes G0237, G0238, or G0239.
- CT or MRI scans of the head or neck are covered when the medical record documents the scan is reasonable and necessary for diagnostic evaluation.
- Coverage requires documentation supporting clinical indication such as history and physical exam findings, laboratory results, and signs or symptoms that justify the diagnostic test.
- G71.21 | Nemaline myopathy
- G83.0 | Diplegia of upper limbs
- H44.19 | Other endophthalmitis
17 Active Policies
A57215 — Billing and Coding: MRI and CT Scans of the Head and Neck
A57225 — Billing and Coding: Respiratory Care
AETNA-CPB-0650 — Polymerase Chain Reaction Testing: Selected Indications
A56580 — Billing and Coding: Computerized Axial Tomography (CT), Thorax
A56612 — Billing and Coding: CT of the Head
Related Codes
Have a follow-up question?
Ask Verity about documentation requirements, denial risks, or coverage in your state.