.medical coding and billing

A physician prescribe for digoxin for treating a patient diagnosed with congestive heart failure .After six months the physician performs a therapeutic drug test to monitor the level ofthe drug onthe patient . Identify the correct diagnosis (ICD-9_CM) codes for the case.

re: .medical coding and billing

[A physician prescribe for digoxin for treating a patient diagnosed with congestive heart failure .After six months the physician performs a therapeutic drug test to monitor the level ofthe drug onthe patient . Identify the correct diagnosis (ICD-9_CM) codes for the case.]

re: .medical coding and billing

V58.69, 428.1- what do I win?