ABN stands for Advanced Beneficiary Notification. An ABN must be signed prior to providing a Medicare service or test to document that the patient is willing to assume responsibility for payment of services that Medicare may not cover when subject to either National or Local Coverage Determinations (NCD) or (LCD).
Chinchillas are crepuscular (most active around dawn and dusk) rodents, slightly larger and more robust than ground squirrels. They are native to the Andes mountains in South America and live in colonies called  herds  at high elevations up to 4,270 m (14,000 ft).
Chinchillas are little herbivores. Creatas/Creatas/Getty Images. It's crucial to always give your pet chinchilla the right things to eat. This includes grass hay, chinchilla pellets, and fresh fruits and vegetables in moderation. Chinchillas in the wild eat a few things that pet chinchillas don't get.Clean water is also important.n moderation, fresh vegetables and fruits can be healthful and occasional chinchilla treats -- though no more than 10 percent of his diet. Consider giving treats between two and four times weekly, for example.