ICD-10's Z79.899 Other long term (current) drug therapy should be linked to any tests performed. You may also add it to the exam for supporting documentation. Is hydroxychloroquine a hydrocodone Hydroxychloroquine for alopecia areata The diagnosis coding depends on whether the patient is now taking Plaquenil. For your primary diagnosis, if the patient has completed his course of treatment of the drug, use V67.51 Follow-up examination; following completed treatment with high risk medications, not elsewhere classified. The International classification of diseases ICD coding system is the standard method to document diagnoses for charting and billing purposes in the United States. The ninth vision of the system ICD-9 was in use until the transition to ICD-10 in October 1, 2015. H35.9 is a valid billable ICD-10 diagnosis code for Unspecified retinal disorder. It is found in the 2020 version of the ICD-10 Clinical Modification CM and can be used in all HIPAA-covered transactions from Oct 01, 2019 - Sep 30, 2020. Testing services performed should have the high-risk medication diagnosis as the primary diagnosis since that is the reason for the testing.. Answer: When billing Plaquenil examinations, or any other high risk medication exams, it is appropriate to bill the systemic disease or any ocular manifestations as the primary diagnosis since many payers may not reimburse for the high-risk medication diagnosis as a stand-alone diagnosis. Plaquenil diagnosis code icd 10 ICD-10-CM Diagnosis Code T37.8X5A Adverse effect of., Coding patterns used by ophthalmologists for hydroxychloroquine retinal. Dose of hydroxychloroquine for ther treatment of slePlaquenil what isEye exams for plaquenilChloroquine stability in water Question Which code diagnosis and CPT should I use for a baseline Plaquenil exam? Ohio Subscriber Answer Plaquenil is the trade name for hydroxychloroquine, a medication used to treat rheumatoid arthritis and lupus. It can have adverse effects on the lens and/or retina and, therefore, the primary care physician or rheumatologist treating the condition refers the patient to an ophthalmologist for monitoring ocular changes. Reader Question Plaquenil Exam. H35.9 - ICD 10 Code for Unspecified retinal disorder - Billable. ICD-10 Code for Completion of Plaquenil 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. If there is any toxicity found, you have to get that code from the Drugs and Chemicals section and put that third with an "A" for initial time that's noted. Z79.899 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2020 edition of ICD-10-CM Z79.899 became effective on October 1, 2019. This is the American ICD-10-CM version of Z79.899 - other international versions of ICD-10 Z79.899 may differ. 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.