A9542 Indium in-111 ibritumomab tiuxetan, diagnostic, per study dose, up to 5 millicuries

Short descriptor: In111 ibritumomab, dx

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A9542 is the HCPCS Level II code for Indium in-111 ibritumomab tiuxetan, diagnostic, per study dose, up to 5 millicuries (2026). It belongs to Section A — Transportation, Medical & Surgical Supplies. Under Medicare, its coverage status is: Carrier judgment. Part B pricing methodology: Drugs.

Classification & CMS Attributes

Medicare Coverage
Carrier judgment (code C)
Part B Pricing
Drugs (indicator 51)
Type of Service
Diagnostic radiology
Effective Date
2025-01-01
2026 Maintenance
No change this year

References

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Reference A9542 with the canonical source and edition:

A9542 — Indium in-111 ibritumomab tiuxetan, diagnostic, per study dose, up to 5 millicuries. ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/A9542

Canonical URL: https://icd10codingpro.com/hcpcs-codes/A9542

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2026-01-01

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