J3101 HCPCS code: Injection, tenecteplase, 1 mg
J3101 is the HCPCS Level II code for injection, tenecteplase, 1 mg. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 50 per day on outpatient hospital claims.
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 | 2009-01-01 |
| Last action effective | 2009-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 50 | Prescribing Information |
| practitioner claims | 50 | Prescribing Information |
What changed for J3101
- 2009-01-01: J3101 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 J3101?
J3101 is the HCPCS Level II code for injection, tenecteplase, 1 mg. Short descriptor: "Tenecteplase injection".
Does Medicare cover J3101?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J3101 can be billed per day?
50 on outpatient hospital claims; 50 on practitioner claims (NCCI medically unlikely edits).
Related J31 codes
- J3105 — Injection, terbutaline sulfate, up to 1 mg
- J3110 — Injection, teriparatide, 10 mcg
- J3111 — Injection, romosozumab-aqqg, 1 mg
- J3120 — Injection, testosterone enanthate, up to 100 mg
- J3121 — Injection, testosterone enanthate, 1 mg
- J3130 — Injection, testosterone enanthate, up to 200 mg
- J3140 — Injection, testosterone suspension, up to 50 mg
- J3145 — Injection, testosterone undecanoate, 1 mg
- J3150 — Injection, testosterone propionate, up to 100 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 J3101
- Watch J3101 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J3101
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.