[Expert Solution]: Case 1 A patient is admitted for a…

Case 1 A patient is admitted for a diagnostic work-up of severe cough and difficulty breathing. The discharge diagnosis is malignant neoplasm of the middle lobe of the lung. ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 2 During the recovery period after outpatient surgery, a patient develops atrial fibrillation and subsequently is admitted to the hospital as an inpatient ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 3 While being treated in Observation, a patient falls out of bed and breaks a hip. The patient subsequently is admitted to the hospital as an inpatient with a closed transcervical fracture of the base of the neck of the femur. ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 4 A patient with known chronic systolic heart failure is admitted to the hospital after developing decompensated heart failure ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 5 A patient develops fever after inpatient surgery and is treated aggressively. The physician’s final diagnosis is “possible postoperative infection.” ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 6 A patient develops a pulmonary embolism after coronary artery bypass surgery. ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 7 A patient who has a prior subendocardial myocardial infarction is admitted with an impending acute myocardial infarction. The physician’s final diagnosis is “acute subendocardial myocardial infarction.” ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 8 A patient admitted with pneumonia and high fever rapidly deteriorates and becomes septic. Discharge diagnoses include sepsis and pneumonia with no specified organism, and it is unclear from the medical record precisely when the sepsis developed. The physician is queried and indicates the causal organism is Group A streptococcus and that she is unsure whether sepsis was present on admission. ICD-10-CM code: Present on Admission status indicator: Reasoning: Case 9 A single live infant is delivered in the hospital by Cesarean section. The physician lists fetal bradycardia during labor in the final diagnoses in the newborn record. ICD-10-CM code: Present on Admission status indicator: Reasoning: