Positron emission tomography (PET) scans

PET is a noninvasive diagnostic imaging procedure that assesses the level of metabolic activity and perfusion in various organ systems of the human body. Cross-sectional tomographic images are obtained by the positron camera (tomograph), which emits a radioactive tracer substance (radiopharmaceutical). A Program Memorandum was released by the Health Care Financing Administration (HCFA) regarding the expansion of Medicare coverage for PET scans. The instructions include new HCPCS codes and are effective for services provided on or after July 1, 2001. In order to be covered by the Medicare program, all uses of PET scans must meet the following conditions:...

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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 explains Medicare coverage guidance for positron emission tomography (PET) scans, including the scope of covered uses, documentation-related coverage context, and the HCPCS code set associated with the 2001 expansion. It is useful for coders, billing staff, compliance teams, and providers who need to understand how the Medicare policy change aligns with PET-related reporting and coverage categories. The article also notes code updates, discontinued codes, and references to related administrative instructions.

Why This Topic Matters

PET coverage policy affects whether claims are payable and which HCPCS identifiers are associated with specific PET service categories. Understanding the article helps organizations align documentation, billing, and coverage awareness around the Medicare changes described.

Article Sections

  1. Coverage guidance and Medicare policy context

    Summarizes the Medicare coverage expansion background for PET scans and the general conditions discussed in the article. It also notes the administrative context and related coverage review language.

  2. HCPCS for PET Scans

    Introduces the PET-related HCPCS code set discussed in the article and presents the service categories associated with the Medicare coverage update. The section also notes code changes and discontinuations mentioned in the source.

What You Will Learn

  • The Medicare coverage context described for PET scan services
  • The general categories of PET-related uses addressed in the article
  • Which HCPCS PET scan identifiers are discussed in the coverage update
  • Which PET-related code changes and discontinuations are noted

Who Should Read This

  • Medical coders
  • Billing staff
  • Compliance teams
  • Health information management professionals
  • Physicians and imaging providers

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
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Access to this feature is available in the following products:
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