Anecdotally, the most commonly used ICD-9 code for HCQ toxicity is toxic maculopathy (362
S
3 The toxicity would double by 10 years, resulting in a 20% prevalence after 20 years
This is the American ICD-10-CM version of Z79
These instructions are dated 2019 and I am questioning the Z09 since this is for "completed treatment"
You need to code first for the condition being treated with the Plaquenil, such as Lupus or rheumatoid arthritis, and the second code is the Z code you use
899 became effective on October 1, 2023
The 2024 edition of ICD-10-CM Z79
Although toxic maculopathy was the most commonly used ICD code for HCQ toxicity, this study demonstrates that using this code exclusively to identify patients with
Maximum dose: 600 mg salt (465 mg base)/day or 6
Asian ethnicity
9%) patients received at least one of the aforementioned ICD-9
Our meta-analysis of hydroxychloroquine in post-exposure prophylaxis indicates a nonsignificant RR = 0
H35