Final answer:
The correct ICD-10-CM codes for a patient diagnosed with aspirin poisoning who exhibits symptoms such as ringing in the ears, nausea, vomiting, and drowsiness are T39.011A, H93.13, R11.2, and R40.0.
Step-by-step explanation:
The patient who visited the ED with symptoms of ringing in the ears, nausea, vomiting, and drowsiness and who has been taking aspirin frequently over the last few days has been diagnosed with aspirin poisoning. The ICD-10-CM codes that should be reported for this case include diagnosis codes for all the ailments and the poisoning. Considering the information given, the appropriate codes would be:
- T39.011A: Poisoning by aspirin, accidental (unintentional), initial encounter.
- H93.13: Tinnitus, bilateral.
- R11.2: Nausea with vomiting, unspecified.
- R40.0: Somnolence.
Therefore, the correct option is:
T39.011A, H93.13, R11.2, R40.0