B18.9 — Chronic viral hepatitis, unspecified
ICD-10-CM
Prior Authorization
No Prior Auth Required
Code is covered without prior authorization (high confidence)
Documentation Required
- This billing and coding article provides guidelines that complement Local Coverage Determination L34415 for CT of the abdomen and pelvis; consult LCD L34415 for specific coverage indications, limitations, and documentation requirements.
- CT scans must be performed on CT equipment models that are FDA-known and in full market release phase.
- Avian influenza A virus (H5N1): documentation of symptoms consistent with Avian influenza A virus and history of travel to or contact with persons or birds from a country with documented H5N1 avian influenza infections within 10 days of symptom onset.
- Cerebrospinal fluid (CSF) pathogen panel: Member has clinical findings consistent with a central nervous system (CNS) infection (e.g., meningitis, encephalitis); and viral etiology is suspected or the CSF culture is inconclusive for pathogen etiology (i.e., viral, bacterial, fungal).
Key Coverage Criteria
- CT abdomen is medically necessary to evaluate abdominal pain.
- CT abdomen is medically necessary to evaluate known or suspected abdominal masses or fluid collections.
- CT abdomen is medically necessary for evaluation of primary or metastatic malignancies in the abdomen.
- CT abdomen is medically necessary to evaluate abdominal inflammatory processes.
- CT abdomen is medically necessary to evaluate abnormalities of abdominal vascular structures.
- CT abdomen is medically necessary to evaluate abdominal trauma.
5 Active Policies
A57802 — Billing and Coding: Hepatic (Liver) Function Panel
AETNA-CPB-0650 — Polymerase Chain Reaction Testing: Selected Indications
ANTHEM-CG-LAB-26 — CG-LAB-26 Outpatient Alpha-Fetoprotein Testing
A56421 — Billing and Coding: CT of the Abdomen and Pelvis
L34415 — CT of the Abdomen and Pelvis
Related Codes
Have a follow-up question?
Ask Verity about documentation requirements, denial risks, or coverage in your state.