There are many different treatments for pulmonary vascular disease. Pulmonary vascular disease is treated according to its cause. Pulmonary embolism: Blood clots to the lungs are treated with blood thinners (anticoagulation). The most often used medicines are heparin, enoxaparin (Lovenox) and warfarin (Coumadin).
Allowable costs are expenses that are included in a contracted service or product. Usually allowable costs are present in contracts between two companies.
Insurance companies are going to pay a certain amount (often called an allowable) for the procedure code, and that's the bottom line. If Payer A has set an allowance at $50, it will pay $50, whether physicians charge $50 or $500. But practices ignore their fee schedules at the peril of their own financial success.