A9598 HCPCS Level II code: Positron emission tomography radiopharmaceutical, diagnostic, for non-tumor identification, not otherwise classified
A9598 is the HCPCS code for “Positron emission tomography radiopharmaceutical, diagnostic, for non-tumor identification, not otherwise classified” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A9598Positron emission tomography radiopharmaceutical, diagnostic, for non-tumor identification, not otherwise classified
Short description: Pet dx for non-tumor id, noc
HCPCS · United States
Medicare details
The indicators CMS publishes with A9598 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Other carrier priced
- Type of service
- Diagnostic radiology
- BETOS category
- Standard imaging - nuclear medicine
- Added
- Jan 1, 2017
Where A9598 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A9598Positron emission tomography radiopharmaceutical, diagnostic, for non-tumor identification, not otherwise classified
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 A9598 mean?
A9598 is the HCPCS code for “Positron emission tomography radiopharmaceutical, diagnostic, for non-tumor identification, not otherwise classified” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A9598?
CMS lists A9598’s Medicare coverage as “Carrier judgment” and its pricing as “Other carrier priced”. 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.
Codes beside A9598
All A codesA9592Copper cu-64, dotatate, diagnostic, 1 millicurieA9593Gallium ga-68 psma-11, diagnostic, (ucsf), 1 millicurieA9594Gallium ga-68 psma-11, diagnostic, (ucla), 1 millicurieA9595Piflufolastat f 18 (pylarify), diagnostic, 1 millicurieA9596Gallium ga-68 gozetotide, diagnostic, (illuccix), 1 millicurieA9597Positron emission tomography radiopharmaceutical, diagnostic, for tumor identification, not otherwise classifiedA9599Radiopharmaceutical, diagnostic, for beta-amyloid positron emission tomography (pet) imaging, per study dose, not otherwise specifiedA9600Strontium sr-89 chloride, therapeutic, per millicurieA9601Flortaucipir f 18 injection, diagnostic, 1 millicurieA9602Fluorodopa f-18, diagnostic, per millicurieA9603Injection, pafolacianine, 0.1 mgA9604Samarium sm-153 lexidronam, therapeutic, per treatment dose, up to 150 millicuries