Code

CMS HCPCS file
HCPCS codeJ1562
Billing unit100 mg
Descriptor
Injection, immune globulin (vivaglobin), 100 mg
Short descriptor
Vivaglobin, inj
Code set
HCPCS Level II, maintained by CMS
Effective
Jan 1, 2026

The billing unit is read from the descriptor. Confirm it against the CMS file before billing.

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J1562: common questions

Is J1562 a CPT code?
No. J1562 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.
What is one billing unit of J1562?
One unit of J1562 is 100 mg, as stated in the code's descriptor. Units to report = dose given ÷ 100 mg. J-code billing units.

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