A9588 HCPCS code: Fluciclovine f-18, diagnostic, 1 millicurie
A9588 is the HCPCS Level II code for fluciclovine f-18, diagnostic, 1 millicurie. In 2024 Medicare paid an average of $543.50 per service for A9588 across 992 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 10 per day on outpatient hospital claims. Medicare volume fell 96% from 2022 to 2024 (24,859 to 992 services). In 2024, about 94 clinicians billed Medicare for A9588 for 133 beneficiaries.
Code details
| Field | Value |
|---|---|
| Section | A codes — Transportation, medical/surgical supplies and miscellaneous |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 57 |
| BETOS category | I1E |
| Added | 2017-01-01 |
| Last action effective | 2025-01-01 |
Who bills A9588 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 94 |
| Medicare beneficiaries | 133 |
| States with claims | 3 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for A9588, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 24,859 | 3,295 | $661.10 | $527.82 |
| 2023 | 2,989 | 426 | $708.22 | $564.15 |
| 2024 | 992 | 133 | $683.09 | $543.50 |
States with the most A9588 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| California | 274 | $440.61 |
| Florida | 207 | $394.43 |
| Texas | 57 | $1,429.99 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 10 | Prescribing Information |
| practitioner claims | 10 | Prescribing Information |
What changed for A9588
- 2017-01-01: A9588 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code A9588?
A9588 is the HCPCS Level II code for fluciclovine f-18, diagnostic, 1 millicurie. Short descriptor: "Fluciclovine f-18".
How much does Medicare pay for A9588?
In 2024, the average Medicare payment was $543.50 per service (average allowed $683.09).
Does Medicare cover A9588?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of A9588 can be billed per day?
10 on outpatient hospital claims; 10 on practitioner claims (NCCI medically unlikely edits).
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Building a device that would bill under a code like this? Caduvo matches a device description to HCPCS/CPT codes, Medicare coverage and payment, and the FDA pathway in one report.
Next steps
- Run a reimbursement report for a device billed under A9588
- Watch A9588 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A9588
Sources: CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.