A patient is admitted with severe nausea and vomiting for the past 18 hours at home. He is found to have an elevated digoxin level. The patient states he has been taking his medication as instructed. After adjustment to his current dosage, the level returns to therapeutic and the nausea and vomiting stop. The provider gives a diagnosis of digoxin toxicity. The patient is taking digoxin (Lanoxin) for his chronic diastolic congestive heart failure.
What is the coding for this case?
A. R11.2, T46.0X5A, I50.9
B. T46.0X5A, R11.2, I50.32
C. R11.2, T46.0X5A, I50.32
D. R11.2, T46.0X5A, I50.32, Y65.8, Y92.009