J0643 – Injection, leucovorin calcium, not otherwise specified, 1 mg
HCPCS Level II code · J codes: Drugs Administered Other Than Oral Method
HCPCS codeJ0643
- Long description
- Injection, leucovorin calcium, not otherwise specified, 1 mg
- Short description
- Inj leucovorin calcium 1 mg
- Pricing indicator
51Drugs- Medicare coverage
DSpecial coverage instructions apply- BETOS category
O1EOther drugs- Added
- October 1, 2026
- Last change
- October 1, 2026 – Added
Frequently asked questions
What is HCPCS code J0643?
J0643 is a HCPCS Level II code for injection, leucovorin calcium, not otherwise specified, 1 mg.
Does Medicare cover J0643?
The HCPCS file lists coverage code D: Special coverage instructions apply. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby J codes
- J0620 – Injection, calcium glycerophosphate and calcium lactate, per 10 ml
- J0630 – Injection, calcitonin salmon, up to 400 units
- J0636 – Injection, calcitriol, 0.1 mcg
- J0637 – Injection, caspofungin acetate, 5 mg
- J0638 – Injection, canakinumab, 1 mg
- J0640 – Injection, leucovorin calcium, per 50 mg
- J0641 – Injection, levoleucovorin, not otherwise specified, 0.5 mg
- J0642 – Injection, levoleucovorin (khapzory), 0.5 mg
- J0644 – Injection, leucovorin calcium (avyxa), 1 mg
- J0650 – Injection, levothyroxine sodium, not otherwise specified, 10 mcg
- J0651 – Injection, levothyroxine sodium (fresenius kabi), not therapeutically equivalent to j0650, 10 mcg
- J0652 – Injection, levothyroxine sodium (hikma), not therapeutically equivalent to j0650, 10 mcg
- J0654 – Injection, liothyronine, 1 mcg
- J0665 – Injection, bupivicaine, not otherwise specified, 0.5 mg
- J0666 – Injection, bupivacaine liposome, 1 mg
- J0668 – Instillation, bupivacaine and meloxicam, 1 mg/0.03 mg
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.