Digoxin is a cardiac glycoside derived from the digitalis plant. It is used to treat congestive heart failure and atrial dysrhythmias. Digoxin levels are monitored to assure adequate therapeutic levels are achieved and to avoid toxicity. A digoxin therapeutic drug assay is useful for diagnosis and prevention of digoxin toxicity, and/or prevention for under dosage of digoxin. HCPCS Codes ( Alphanumeric, CPT. AMA). Code. Description. 80162. toxicity. Feb 18, 2009. I have seen these dx coded as Coumadin Toxicity V58.61 & 964.2 and Digoxin. Diagnosis Coding. Coumadin Toxicity & Digoxin Toxicity. Digoxin ICD-10-CM Drugs Index The ICD-10-CM Drugs Index is designed to allow medical coders to look up various medical terms and connect them with the appropriate ICD codes. There are 0 terms under the parent term 'Digoxin' in the ICD-10-CM Drugs Index. Poisoning by cardiotonic glycosides and drugs of similar action Short description: Poisoning-cardiotonics. ICD-9-CM 972.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 972.1 should only be used for claims with a date of service on or before September 30, 2015. I was taught that when a pt has a toxicity to a drug you code the symptom with the therapeutic e-code from the table of drugs and chemicals. You dont use the 900 that is only for poisonings. T46.0X5A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Adverse effect of cardi-stim glycos/drug simlar act, init The 2019 edition of ICD-10-CM T46.0X5A became effective on October 1, 2018. A digoxin therapeutic drug assay is useful for diagnosis and prevention of digoxin toxicity, and/or prevention for under dosage of digoxin. HCPCS Codes (Alphanumeric, CPT T46.0X1A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Poisoning by cardi-stim glycos/drug simlar act, acc, init The 2019 edition of ICD-10-CM T46.0X1A became effective on October 1, 2018. Dx code for CNI toxicity If this is your first visit, be sure to check out the FAQ & read the forum rules. To view all forums, post or create a new thread, you must be an AAPC Member.