Does B44.81 require prior authorization?

No, B44.81 does not require prior authorization (high confidence). Covered without prior authorization.

`B44.81`, Allergic bronchopulmonary aspergillosis

ICD-10-CM

No Prior Auth Required

Covered without prior authorization (high confidence)

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.
When a limited or follow-up echocardiogram is performed, document the targeted cardiac problem/region and bill using the appropriate CPT code (93308 or 93321).
If the study is a screening exam, document and bill with the appropriate screening ICD-10 code; document any abnormal findings and use the resulting diagnosis for subsequent billing when applicable.
Document use of ultrasound contrast enhancement and its supplies separately when billed, and do not submit separate claims for diagnostic injection services integral to the contrast procedure.

Follow-up or limited transthoracic echocardiography performed to evaluate a single specified cardiac problem or region must be billed with CPT 93308.
Limited Doppler/follow-up echocardiographic studies (for targeted velocity or gradient assessment) should be billed with CPT 93321 (e.g., tricuspid regurgitant velocity to estimate pulmonary artery systolic pressure or sequential transmitral velocity in mitral stenosis).
Therapeutic procedures whose principal aim is to treat a respiratory impairment must be billed using HCPCS codes G0237, G0238, or G0239.
Therapeutic respiratory procedures (HCPCS G0237, G0238, G0239) using an individualized physical conditioning and exercise program with breathing techniques are covered for patients with documented activity limitations.
Pulmonary function tests (PFTs) represented by CPT codes 94070, 94200, 94640, 94726, 94727, and 94729 are covered when reasonable and medically necessary with supporting clinical documentation and a written order by a physician or appropriate NPP.
Spirometry (CPT 94010, 94011, 94012, 94060, 94070, 94150, 94200, 94375, 94726, 94727) is covered when clinically indicated and documented in the medical record.

CGS-J15-L40325, Allergy Diagnostic Testing

J15

CGS-J18-L40325, Allergy Diagnostic Testing

J18

A57473, Billing and Coding: Allergy Testing

WPS-J5-L36402, Allergy Testing

NGS-J6-L40329, Allergy Diagnostic Testing

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