Messages from the nervous system cause these muscle contractions. The whole process is called the mechanism of muscle contraction and it can be summarized in three steps: (1) A message travels from the nervous system to the muscular system, triggering chemical reactions.essages from the nervous system cause these muscle contractions. The whole process is called the mechanism of muscle contraction and it can be summarized in three steps: (1) A message travels from the nervous system to the muscular system, triggering chemical reactions.
Acute Inpatient PPS. Section 1886(d) of the Social Security Act (the Act) sets forth a system of payment for the operating costs of acute care hospital inpatient stays under Medicare Part A (Hospital Insurance) based on prospectively set rates. This payment system is referred to as the inpatient prospective payment system (IPPS). Under the IPPS, each case is categorized into a diagnosis-related group (DRG). Each DRG has a payment weight assigned to it, based on the average resources used to treat Medicare patients in that DRG.
The medical billing process is an interaction between a health care provider and the insurance company (payer). The entirety of this interaction is known as the billing cycle sometimes referred to as Revenue Cycle Management. Revenue Cycle Management involves managing claims, payment and billing.nother main objective for a medical billing service is to use its expertise and coding knowledge to maximize insurance payments. It is the responsibility of the medical billing service you choose to ensure that the billing process is completed in a way that will maximize payments and reduce denials.