J1944 HCPCS code: Injection, aripiprazole lauroxil, (aristada), 1 mg
J1944 is the HCPCS Level II code for injection, aripiprazole lauroxil, (aristada), 1 mg. In 2024 Medicare paid an average of $1.53 per service for J1944 across 133,774 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 1064 per day on outpatient hospital claims. Medicare volume rose 14% from 2022 to 2024 (117,244 to 133,774 services). In 2024, about 98 clinicians billed Medicare for J1944 for 103 beneficiaries.
Code details
| Field | Value |
|---|---|
| Section | J codes — Drugs administered other than oral method |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1E — Other drugs |
| Added | 2019-10-01 |
| Last action effective | 2019-10-01 |
Who bills J1944 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 98 |
| Medicare beneficiaries | 103 |
| States with claims | 2 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J1944, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 117,244 | 104 | $2.21 | $1.75 |
| 2023 | 111,369 | 110 | $2.07 | $1.64 |
| 2024 | 133,774 | 103 | $1.93 | $1.53 |
States with the most J1944 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| California | 23,411 | $2.49 |
| Ohio | 3,777 | $0.90 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 1064 | Prescribing Information |
| practitioner claims | 1064 | Prescribing Information |
What changed for J1944
- 2019-10-01: J1944 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 J1944?
J1944 is the HCPCS Level II code for injection, aripiprazole lauroxil, (aristada), 1 mg. Short descriptor: "Aripiprazole lauroxil 1 mg".
How much does Medicare pay for J1944?
In 2024, the average Medicare payment was $1.53 per service (average allowed $1.93).
Does Medicare cover J1944?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J1944 can be billed per day?
1064 on outpatient hospital claims; 1064 on practitioner claims (NCCI medically unlikely edits).
Related J19 codes
- J1920 — Injection, labetalol hydrochloride, 5 mg
- J1921 — Injection, labetalol hydrochloride (hikma), not therapeutically equivalent to j1920, 5 mg
- J1930 — Injection, lanreotide, 1 mg
- J1931 — Injection, laronidase, 0.1 mg
- J1932 — Injection, lanreotide, (cipla), 1 mg
- J1938 — Injection, furosemide, 1 mg
- J1939 — Injection, bumetanide, 0.5 mg
- J1940 — Injection, furosemide, up to 20 mg
- J1941 — Injection, furosemide (furoscix), 20 mg
- J1942 — Injection, aripiprazole lauroxil, 1 mg
- J1943 — Injection, aripiprazole lauroxil, (aristada initio), 1 mg
- J1945 — Injection, lepirudin, 50 mg
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 J1944
- Watch J1944 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J1944
Sources: CMS HCPCS Level II release October 2025; 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.