Testing services performed should have the high-risk medication diagnosis as the primary diagnosis since that is the reason for the testing.. Atients taking Plaquenil (hydroxychloroquine, Sanofi-Aventis) on a long-term basis may leave you scratching your head when it comes to coding the patient encounters. Plaquenil ocular testing Billing 120 visual field for plaquenil ICD-10 Footnotes. General Equivalence Map Definitions The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs. High Risk Factors Asian ethnicity Tamoxifen use Macular disease AMD, ERM, etc. Kidney renal or Liver hepatic disease Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. While this clinical example focuses on Plaquenil, the concept works for any long-term medication. Although coding for long-term medications is not a difficult process, it often involves communicating with other physicians or specialists to obtain accurate information. Hydroxychloroquine icd 10 ICD-9-CM Diagnosis Code V58.69 Long-term current use., Plaquenil hydroxychloroquine Screening, ICD-10 Z79.889 Ciprofloxacin and hydroxychloroquine Nov 05, 2018 The ninth vision of the system ICD-9 was in use until the transition to ICD-10 in October 1, 2015. Searching patient records for ICD codes is a commonly employed method for health care organizations and physician groups to evaluate clinical outcomes, trends, or overall disease burden. Coding patterns used by ophthalmologists for.. Hydroxychloroquine Plaquenil. Visual Fields and Plaquenil Medical Billing and Coding.. Oct 01, 2019 Right retinopathy due to hydroxychloroquine; ICD-10-CM T37.8X5A is grouped within Diagnostic Related Groups MS-DRG v 37.0 791 Prematurity with major problems; 793 Full term neonate with major problems; 917 Poisoning and toxic effects of drugs with mcc; 918 Poisoning and toxic effects of drugs without mcc; Convert T37.8X5A to ICD-9-CM. Code History If this is your first visit, be sure to check out the FAQ & read the forum view all forums, post or create a new thread, you must be an AAPC you are a member and have already registered for member area and forum access, you can log in by clicking here. Jan 05, 2020 Risk for toxicity is least with less than 6.5 mg/kg/day for hydroxychloroquine and 3 mg/kg/day for chloroquine. Patients are at low risk during the first 5 years of treatment. Cumulative use in excess of 250 grams increases the risk for toxic retinopathy. Other risk factors include obesity, kidney or liver disease, older age.