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J1628 Injection., guselkumab, 1 milligrams

J Codes (Drugs)

Also known as: guselkumab, Tremfya, IL-23 inhibitor

Guselkumab injection, 1 milligram. An interleukin-23 inhibitor monoclonal antibody for psoriasis and psoriatic arthritis treatment.

In Plain Language

psoriasis biologic treatment; immune system targeted therapy

Clinical Context

Used for moderate-to-severe plaque psoriasis and psoriatic arthritis. Interleukin-23 inhibitor addressing pathogenic IL-23 signaling in skin and joint inflammation.

RVU Information

CPT J1628 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.

Billing & Documentation

J-codes represent drugs administered by a healthcare provider (not self-administered). Documentation must include the drug name, dosage, route of administration, and medical necessity. Most payers require the National Drug Code (NDC) on the claim. Bill the appropriate administration code (96365-96379) in addition to the drug code.

Specialties

DermatologyRheumatologyInternal Medicine

Frequently Asked Questions

What is CPT code J1628?

CPT J1628 (Injection., guselkumab, 1 milligrams) is a J Codes (Drugs) code. Guselkumab injection, 1 milligram. An interleukin-23 inhibitor monoclonal antibody for psoriasis and psoriatic arthritis treatment.

How is J1628 administered?

CPT J1628 is administered by a healthcare provider, typically via injection or infusion. Used for moderate-to-severe plaque psoriasis and psoriatic arthritis. Interleukin-23 inhibitor addressing pathogenic IL-23 signaling in skin and joint inflammation. It is used by Dermatology, Rheumatology, Internal Medicine.

When is CPT J1628 used?

Used for moderate-to-severe plaque psoriasis and psoriatic arthritis. Interleukin-23 inhibitor addressing pathogenic IL-23 signaling in skin and joint inflammation.

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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.