J1644 Injection heparin sodium per 1000u
Also known as: heparin, unfractionated heparin
Heparin sodium injection, per 1000 units. An anticoagulant for thromboembolism prevention and acute treatment.
In Plain Language
blood thinner; clot prevention medication
Clinical Context
Used for acute venous thromboembolism treatment, deep vein thrombosis, pulmonary embolism, and perioperative thromboprophylaxis.
RVU Information
CPT J1644 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
J-codes represent drugs administered by a healthcare provider (not self-administered). Documentation must include the drug name, dosage, route of administration, and medical necessity. Most payers require the National Drug Code (NDC) on the claim. Bill the appropriate administration code (96365-96379) in addition to the drug code.
Specialties
Frequently Asked Questions
What is CPT code J1644?
CPT J1644 (Injection heparin sodium per 1000u) is a J Codes (Drugs) code. Heparin sodium injection, per 1000 units. An anticoagulant for thromboembolism prevention and acute treatment.
How is J1644 administered?
CPT J1644 is administered by a healthcare provider, typically via injection or infusion. Used for acute venous thromboembolism treatment, deep vein thrombosis, pulmonary embolism, and perioperative thromboprophylaxis. It is used by Internal Medicine, Cardiology, Hematology.
When is CPT J1644 used?
Used for acute venous thromboembolism treatment, deep vein thrombosis, pulmonary embolism, and perioperative thromboprophylaxis.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.