Note that this program makes use of the getchar() function, which reads a single character of input and returns that character as the value of the function. If there is an error reading the character, or if the end of input is reached, getchar() returns a special value, represented below by .
1 Short description: Anemia NOS. 2  ICD-9-CM 285.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 285.9 should only be used for claims with a date of service on or before September 30, 2015.
The ICD-9-CM code for diabetes is assigned to category 250 Diabetes Mellitus. The fourth digit is determined by the presence of manifestations or complications identified due to diabetes. The fifth digit determines the type of diabetes and whether it is uncontrolled or not stated as uncontrolled.