HCPCS Codes C1820 and C1822

The Central Office on HCPCS recently received several questions regarding how to report HCPCS codes C1820 , Generator, neurostimulator (implantable), non-high-frequency with rechargeable battery and charging system, and C1822 , Generator, neurostimulator (implantable), high frequency, with rechargeable battery and charging system. The following information will hopefully clarify and define how to appropriately report these two HCPCS codes. In the January 2016 Outpatient Prospective Payment System (OPPS) Update, the code descriptor for HCPCS code C1820 was revised to include the words “non-high-frequency”, however, according to Transmittal 3478, Change Request 9557, effective date April 1, 2016, the code descriptor for C1820 was...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This CMS-focused article addresses questions about reporting guidance and descriptor changes for two HCPCS implantable neurostimulator generator codes. It is relevant for outpatient hospital coding, HCPCS code maintenance tracking, and anyone monitoring OPPS updates, transmittals, and related CMS references. The article summarizes the background behind a descriptor revision, notes the timing of an update, and points readers to CMS sources for additional reference.

Why This Topic Matters

Accurate HCPCS reporting depends on keeping up with CMS code descriptor revisions and update notices. This article helps coders and billing teams understand which CMS materials to review when verifying current reporting guidance for these implantable generator codes.

What You Will Learn

  • How CMS-related guidance addresses reporting questions for the referenced HCPCS codes
  • How code descriptor changes are described in the context of an OPPS update
  • Which CMS publications and websites are referenced for further verification
  • How the article frames current reporting guidance for implantable neurostimulator generators

Who Should Read This

  • Hospital outpatient coders
  • HCPCS coding professionals
  • Revenue cycle staff
  • Compliance teams
  • Medicare billing specialists

Codes Discussed


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