It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Is hydroxychloroquine a biologic drug Hydroxychloroquine diagnostic studies routinely Diagnosis Hydroxychloroquine-induced retinal toxicity Discussion. Chloroquine CQ and hydroxychloroquine Plaquenil HCQ have been used for many years, initially for the treatment of malaria but now more commonly for the treatment of inflammatory diseases such as rheumatoid arthritis and lupus 1. ICD-9-CM V58.69 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, V58.69 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code or codes. For the diagnosis code, use V58.69 long-term current use; of other medications for the primary diagnosis, and then the diagnosis code which applies to the systemic condition for which the patient is taking Plaquenil e.g. 714.2, other rheumatoid arthritis with visceral systemic involvement. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Diagnosis code for plaquenil therapy Correct diagnosis for a Plaquenil exam - American Academy of., ICD-9-CM Diagnosis Code V58.69 Long-term current use. Hydroxychloroquine treatment of rheumatoid arthritisLc3 mitotracker chloroquine Alot of the concerns are related to the problems caused by chloroquine, the predecesor to hydroxychloroquine Plaquenil. It was much more toxic to the retina and much more likely to cause permanent visual problems. Hydroxychloroquine, on the other hand, is much less toxic to the retina and there have been fewer reported eye problems. Plaquenil therapy and eye exams. - Eye Care - MedHelp. Ophthalmology Reader Question Coding for Plaquenil.. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Once retinal toxicity from hydroxychloroquine occurs, it is thought that the retinal changes are permanent and the disease can progress even if hydroxychloroquine is stopped for 1 to 3 years. Newer techniques for evaluation of retinal disease have been developed and these techniques can detect retinal toxicity earlier. Aug 15, 2017 The ICD-10 section that covers long-term drug therapy is Z79, with many subsections and specific diagnosis codes. Because Plaquenil does not have its own specific category, clinicians should use Z79.899—Other Long Term Current Drug Therapy. But getting the right code is just one step in the process of correctly documenting the encounter. A 57-year-old female presented to the Ophthalmology clinic at UIHC complaining bilateral central photopsias for the past two years. She suffered from Sjogren syndrome and inflammatory arthritis and was currently treated with prednisone and methotrexate. She was previously treated with hydroxychloroquine Plaquenil 200mg bid 6.5mg/kg for 10 years, which was stopped one year prior to.