New, deleted and revised HCPCS Level II codes

New HCPCS Level II codes HCPCS Level II Code Long Descriptor Effective Date C9150 Xenon xe-129 hyperpolarized gas, diagnostic, per study dose July 1, 2023 C9151 Injection, pegcetacoplan, 1 mg July 1, 2023 C9784 Gastric restrictive procedure, endoscopic sleeve gastroplasty, with esophagogastroduodenoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring components July 1, 2023 C9785 Endoscopic outlet reduction, gastric pouch application, with endoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring components July 1, 2023 C9786 Echocardiography image post processing for computer aided detection of heart failure with preserved ejection fraction...

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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 article provides a structured update on HCPCS Level II changes effective in July 2023. It is useful for coders, billers, compliance staff, and revenue cycle teams who track code maintenance updates, pharmaceutical and device-related reporting, and service/category revisions within HCPCS Level II. The content focuses on new codes, deleted codes, and revised long descriptors across multiple HCPCS categories.

Why This Topic Matters

HCPCS Level II maintenance updates can affect charge capture, claims processing, and code set maintenance. Reviewing these changes helps organizations keep current with reporting requirements and avoid using outdated or discontinued codes.

Article Sections

  1. New HCPCS Level II codes

    Lists newly effective HCPCS Level II additions and their effective date. The section spans a range of drug, device, procedure, and supply categories.

  2. Deleted HCPCS Level II codes

    Identifies HCPCS Level II codes scheduled for deletion and the date the deletions take effect. This section supports code set maintenance and historical reference.

  3. Revised HCPCS Level II codes

    Shows HCPCS Level II codes with updated long descriptors effective July 2023. The section presents old and new descriptor language for maintenance reference.

What You Will Learn

  • Which HCPCS Level II codes were newly added in the update period
  • Which HCPCS Level II codes were deleted effective July 2023
  • Which HCPCS Level II codes had revised long descriptors
  • How the article is organized into new, deleted, and revised code lists
  • Which types of HCPCS Level II services, drugs, and products are affected by the update

Who Should Read This

  • Medical coders
  • Billing specialists
  • Compliance staff
  • Revenue cycle professionals
  • Health information management teams
  • Payer and reimbursement analysts

Codes Discussed


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The AHA Coding Clinic for HCPCS includes:

  • The official publication for Level I HCPCS (CPT-4 codes) for hospital providers
  • Also specific Level II HCPCS codes for hospitals, physicians and other health professionals
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Access to this feature is available in the following products:
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