Does Q25.43 require prior authorization?

Yes, Q25.43 requires prior authorization (medium confidence). Conditional coverage; review criteria to confirm PA need.

`Q25.43`, Congenital aneurysm of aorta

ICD-10-CM

Prior Auth Required

Conditional coverage; review criteria to confirm PA need (medium confidence)

The patient's medical record must fully document medical necessity for the cardiac catheterization and support the diagnosis and procedures billed.
Each claim must include ICD-10-CM diagnosis code(s) that accurately reflect the patient's condition and reason for the procedure and these codes must be linked to the CPT procedure codes on the claim.
When a referring/ordering physician is required, the name and NPI of the referring/ordering physician must be reported on the claim; for extra-cardiac angiographic services the treating physician's name and NPI must be submitted in items 17/17a of CMS-1500 or electronic equivalent.
For patients post-heart transplant without evidence of rejection, use primary diagnosis Z09 (follow-up after completed treatment) and secondary diagnosis Z94.1 (heart transplant status); add the underlying disorder code when coding I25.82 or I31.4.

Medicare Part B covers the professional component of cardiac catheterization and coronary angiography when performed in hospital inpatient and outpatient facility settings.
Diagnostic cardiac catheterization performed in an office setting (where permitted) is covered under Medicare Part B for both professional and technical components.
Global and technical component procedures are covered under Part B when performed under personal physician supervision in an IDTF, free-standing facility, physician office, or physician-directed clinic (physician present in room for entire procedure).
Coverage indications for Coronary Computed Tomography Angiography (CCTA) are defined in the associated Local Coverage Determination LCD L35121; consult LCD L35121 for specific clinical criteria and medical necessity requirements.
Non‑invasive abdominal/visceral vascular studies are covered when the test results will be used to directly inform or change the patient's clinical management.
A preoperative non‑invasive abdominal/visceral vascular study is covered as reasonable and necessary for patients undergoing bypass surgery (one preoperative scan considered reasonable).

CGS-J15-L34337, Transesophageal Echocardiography (TEE)

J15

CGS-J15-L39938, MolDX: Genetic Testing for Heritable Thoracic Aortic Disease

J15

CGS-J15-L33947, Cardiac Computed Tomography (CCT) and Coronary Computed Tomography Angiography (CCTA)

J15

CGS-J15-L34338, Transthoracic Echocardiography (TTE)

J15

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