EJ HCPCS Level II modifier: Subsequent claims for a defined course of therapy, e.g., epo, sodium hyaluronate, infliximab

EJ is a HCPCS Level II modifier: “Subsequent claims for a defined course of therapy, e.g., epo, sodium hyaluronate, infliximab.” It adds this detail to the code it is reported with.

Official description

EJ

Subsequent claims for a defined course of therapy, e.g., epo, sodium hyaluronate, infliximab

Short description: Subsequent claim

HCPCS · United States

Medicare details

The indicators CMS publishes with EJ in its October 2026 file. They describe Medicare’s handling, not another payer’s.

Medicare coverage
Special coverage instructions apply
Added
Jan 1, 1991

Where EJ sits

  1. 1GroupHCPCS modifiers
  2. 2Modifier EJSubsequent claims for a defined course of therapy, e.g., epo, sodium hyaluronate, infliximab

Source and release

Data release
HCPCS Level II · October 2026
Effective date
Oct 1, 2026
Publisher
CMS

This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

Frequently asked questions

What does HCPCS code EJ mean?

EJ is the HCPCS code for “Subsequent claims for a defined course of therapy, e.g., epo, sodium hyaluronate, infliximab” in CMS’s HCPCS Level II October 2026 release.

Where is EJ in the HCPCS Level II list?

EJ is listed under Modifiers.

Does Medicare cover EJ?

CMS lists EJ’s Medicare coverage as “Special coverage instructions apply”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.

Which HCPCS Level II release does this page use?

It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.