Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

J1813 Lyumjev for insulin pump use

J Codes (Drugs)

Also known as: lyumjev, ultra-rapid insulin, insulin pump insulin

Lyumjev (insulin lispro-aabc) formulation specifically prepared for use in insulin pump devices.

In Plain Language

rapid insulin for pump; ultra-fast diabetes medication

Clinical Context

Used exclusively for continuous subcutaneous insulin infusion via pump. Lyumjev has ultra-rapid onset (approximately 5.5 minutes), the fastest of currently available insulins.

RVU Information

CPT J1813 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

EndocrinologyDiabetes ManagementInternal Medicine

Frequently Asked Questions

What is CPT code J1813?

CPT J1813 (Lyumjev for insulin pump use) is a J Codes (Drugs) code. Lyumjev (insulin lispro-aabc) formulation specifically prepared for use in insulin pump devices.

How is J1813 administered?

CPT J1813 is administered by a healthcare provider, typically via injection or infusion. Used exclusively for continuous subcutaneous insulin infusion via pump. Lyumjev has ultra-rapid onset (approximately 5.5 minutes), the fastest of currently available insulins. It is used by Endocrinology, Diabetes Management, Internal Medicine.

When is CPT J1813 used?

Used exclusively for continuous subcutaneous insulin infusion via pump. Lyumjev has ultra-rapid onset (approximately 5.5 minutes), the fastest of currently available insulins.

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against MGMA data — all in one app.

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.