Final answer:
The correct ICD-10-CM code(s) for an acute lower respiratory infection (streptococcus, group A) in a patient with COPD is J20.9 (Acute bronchitis, unspecified) and J44.9 (Chronic obstructive pulmonary disease, unspecified).
Step-by-step explanation:
The correct ICD-10-CM code(s) for an acute lower respiratory infection (streptococcus, group A) in a patient with COPD is J20.9 (Acute bronchitis, unspecified) and J44.9 (Chronic obstructive pulmonary disease, unspecified). The streptococcus, group A infection would be classified under the acute bronchitis code, while the COPD would be classified under the chronic obstructive pulmonary disease code.