A9585 HCPCS code: Injection, gadobutrol, 0.1 ml
A9585 is the HCPCS Level II code for injection, gadobutrol, 0.1 ml. In 2024 Medicare paid an average of $0.24 per service for A9585 across 21,562,873 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 300 per day on outpatient hospital claims. Medicare volume rose 8% from 2022 to 2024 (19,912,519 to 21,562,873 services). In 2024, about 6,329 clinicians billed Medicare for A9585 for 226,479 beneficiaries; California, New York, Florida accounted for 42% of services.
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 | 2012-01-01 |
| Last action effective | 2012-01-01 |
Who bills A9585 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 6,329 |
| Medicare beneficiaries | 226,479 |
| States with claims | 50 |
| Share of services in top 3 states (California, New York, Florida) | 42% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for A9585, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 19,912,519 | 215,693 | $0.33 | $0.26 |
| 2023 | 20,574,150 | 220,227 | $0.33 | $0.26 |
| 2024 | 21,562,873 | 226,479 | $0.31 | $0.24 |
States with the most A9585 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| California | 3,932,143 | $0.25 |
| New York | 3,016,292 | $0.25 |
| Florida | 2,070,304 | $0.25 |
| Minnesota | 1,780,333 | $0.24 |
| Virginia | 1,105,989 | $0.24 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 300 | Clinical: Data |
| practitioner claims | 300 | Clinical: Data |
Medicare policy articles for this code
- A57206: Billing and Coding: Lumbar MRI (Noridian Healthcare Solutions, LLC (MAC - Part A, MAC - Part B))
Covered diagnoses (3,361 ICD-10-CM codes)
The diagnoses most often listed as covered in the policy articles above:
| ICD-10-CM | Diagnosis | Articles listing it |
|---|---|---|
| A02.21 | Salmonella meningitis | 1 |
| A02.24 | Salmonella osteomyelitis | 1 |
| A17.0 | Tuberculous meningitis | 1 |
| A17.1 | Meningeal tuberculoma | 1 |
| A17.81 | Tuberculoma of brain and spinal cord | 1 |
| A17.82 | Tuberculous meningoencephalitis | 1 |
| A17.83 | Tuberculous neuritis | 1 |
| A18.01 | Tuberculosis of spine | 1 |
| A27.81 | Aseptic meningitis in leptospirosis | 1 |
| A39.0 | Meningococcal meningitis | 1 |
Showing 10 of 3,361. The full list, non-covered diagnoses and CSV export are in Caduvo.
What changed for A9585
- 2012-01-01: A9585 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 A9585?
A9585 is the HCPCS Level II code for injection, gadobutrol, 0.1 ml. Short descriptor: "Gadobutrol injection".
How much does Medicare pay for A9585?
In 2024, the average Medicare payment was $0.24 per service (average allowed $0.31).
Does Medicare cover A9585?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Which diagnoses support coverage for A9585?
Medicare policy articles that cite A9585 list 3,361 covered ICD-10-CM diagnosis codes across 1 article. The most cited include A02.21 (Salmonella meningitis), A02.24 (Salmonella osteomyelitis), A17.0 (Tuberculous meningitis). A listed diagnosis is necessary but not sufficient; the policy's other criteria still apply.
How many units of A9585 can be billed per day?
300 on outpatient hospital claims; 300 on practitioner claims (NCCI medically unlikely edits).
Related A95 codes
- A9500 — Technetium tc-99m sestamibi, diagnostic, per study dose
- A9501 — Technetium tc-99m teboroxime, diagnostic, per study dose
- A9502 — Technetium tc-99m tetrofosmin, diagnostic, per study dose
- A9503 — Technetium tc-99m medronate, diagnostic, per study dose, up to 30 millicuries
- A9504 — Technetium tc-99m apcitide, diagnostic, per study dose, up to 20 millicuries
- A9505 — Thallium tl-201 thallous chloride, diagnostic, per millicurie
- A9506 — Graphite crucible for preparation of technetium tc 99m-labeled carbon aerosol, one crucible
- A9507 — Indium in-111 capromab pendetide, diagnostic, per study dose, up to 10 millicuries
- A9508 — Iodine i-131 iobenguane sulfate, diagnostic, per 0.5 millicurie
- A9509 — Iodine i-123 sodium iodide, diagnostic, per millicurie
- A9510 — Technetium tc-99m disofenin, diagnostic, per study dose, up to 15 millicuries
- A9512 — Technetium tc-99m pertechnetate, diagnostic, per millicurie
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 A9585
- Watch A9585 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A9585
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.