CPT only copyright 2011 American Medical Association. Page 2 of 5 What You Need to Know This article explains the difference between a National Provider Identifier (NPI) and a Provider Transaction Access Number (PTAN). There are no policy changes in this article.
For people with aggressive B cell non-Hodgkin lymphoma, we commonly recommend a chemotherapy treatment called R-CHOP. It is named after the medicines included in the mixture: rituximab (RituxanÂ®), a monoclonal antibody that helps your immune system destroy the cancer cells and makes the chemotherapy more powerful
Non-Hodgkin's lymphoma is a type of cancer that originates in the lymphatic system. It is estimated to be the sixth most common cancer in the United States. The lymphatic system is part of the body's immune system and helps fight infections and other diseases.