Reimbursement for Glaukos’ Aqueous Drainage Devices

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Topic: Aqueous Drainage Device

Sponsor: Glaukos

Updated: 03/04/2024

This FAQ addresses the following:

What is an iStent® aqueous drainage device (ADD)?
What are the indications for implanting an iStent?
Do Medicare and other payors cover implantation of an iStent aqueous drainage device?
What CPT code describes implantation of an iStent aqueous drainage device?
What does Medicare allow for the surgeon for these procedures?
What does Medicare allow for the facility for these procedures, including the prosthetic device?
Is there separate Part B Medicare reimbursement for the ADD?
May gonioscopy (92020) be billed with the claim for the surgery?
Are there NCCI edits for procedures with ADDs?
What is the global period for these procedures?
Can a surgeon co-manage postop care for procedures with ADDs?

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The reimbursement information is provided by Corcoran Consulting Group based on publicly available information from CMS, the AMA, and other sources. The reader is strongly encouraged to review federal and state laws, regulations, code sets, and official instructions promulgated by Medicare and other payers. This document is not an official source nor is it a complete guide on reimbursement. Although we believe this information is accurate at the time of publication, the reader is reminded that this information, including references and hyperlinks, changes over time, and may be incorrect at any time following publication.

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