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
What Is Non-Hodgkin Lymphoma? Lymphoma refers to a malignancy of the lymphatic system. The lymphatic system is a network of nodes (knots of tissue) connected by vessels. Together, the lymph nodes drain fluid and waste products from the body.