Aetna CT Abdomen and Pelvis with contrast prior authorization requirements (2026)
What Aetna generally requires to approve CT Abdomen and Pelvis with contrast (CPT 74177), for Commercial plans. Yes. Aetna generally requires prior authorization for CT Abdomen and Pelvis with contrast (CPT 74177).
Medical-necessity criteria Aetna generally applies
CT of the abdomen and pelvis with IV contrast is appropriate (per ACR Appropriateness Criteria for Acute Nonlocalized Abdominal Pain) as a first-line study for nonlocalized abdominal pain, especially with fever or suspected infectious/inflammatory/neoplastic/vascular pathology. Document the findings and prior imaging.
Situations to verify before submitting
Aetna may not cover CT Abdomen and Pelvis with contrast in these situations. Verify against the current policy rather than assuming a denial:
- {"text":"Routine or duplicate abdominal CT when a recent equivalent study already addresses the clinical question, or first-line CT in pregnancy where ultrasound or MRI is preferred (per ACR criteria)","source":"ACR Appropriateness Criteria: Acute Nonlocalized Abdominal Pain"}
Source
Outpatient advanced imaging PA for Aetna is managed by eviCore. Criteria summarized from ACR Appropriateness Criteria Acute Nonlocalized Abdominal Pain. Source: jacr.org; eviCore radiology program. Last verified 2026-06-12.
Frequently asked questions
Does Aetna require prior authorization for CT Abdomen and Pelvis with contrast?
Yes. Aetna generally requires prior authorization for CT Abdomen and Pelvis with contrast (CPT 74177).
What does Aetna require to approve CT Abdomen and Pelvis with contrast?
CT of the abdomen and pelvis with IV contrast is appropriate (per ACR Appropriateness Criteria for Acute Nonlocalized Abdominal Pain) as a first-line study for nonlocalized abdominal pain, especially with fever or suspected infectious/inflammatory/neoplastic/vascular pathology. Document the findings and prior imaging. Always confirm against the current Aetna policy.
How long does a Aetna prior authorization take?
Turnaround varies by plan and submission method. Check the Aetna portal for current timeframes.
Submitting CT Abdomen and Pelvis with contrast to Aetna?
Praxigen checks your clinical note against these criteria before you submit and drafts a policy-cited appeal if it is denied. You review and submit; nothing is sent automatically.