The Centers for Medicare & Medicaid Services (CMS) has updated the 2022 ICD-10-CM codes which will take effect October 1, 2021. For vision care, the most important change involves a revision rather than a new code. You will find diagnosis codes for Sicca syndrome has changed to Sjogren syndrome. For example, M35.01 Sicca syndrome with keratoconjunctivitis will be revised to Sjogren syndrome with keratoconjunctivitis. As a reminder, bill diagnosis codes to the highest degree of specificity when reporting your patient’s diagnosis to ensure accurate and complete claim submission.