Molina Healthcare Coding Education Psoriatic Arthritis Documentation Examples: Initial diagnosis Assessment: Patient with psoriasis, joint stiffness improved with activity. Has nail findings, neg. RF ICD-10 Codes: −L40.50 Arthropathic psoriasis, unspecified Plan:Psoriatic arthritis, discussed treatment options Established diagnosis Assessment: Psoriatic arthritis, tolerating methotrexate well, check labs next visit Prevalence among psoriasis patients: 10-30%1 Diagnosis based on clinical and radiologic features, using CASPAR criteria2: ICD-10 Codes: CASPAR criteria require inflammatory articular disease (joint, spine or tendon) and≥ 3 points: −L40.50 Arthropathic psoriasis, unspecified 2 points: Plan:F/u with Rheumatology as planned Current psoriasis 1 point each: Prior personal or family history of psoriasis Nail lesions, including onycholysis, pitting and hyperkeratosis Negative serum RF Current or history of dactylitis Periarticular new bone formation (excludes osteophytes) on hand or foot X-ray _______________________________________ 1National Psoriasis Foundation 2UpToDate Clinical manifestations and diagnosis of psoriatic arthritis, Gladman et al Literature review current through: Apr 2013 Have Questions? Contact: Ramp@MolinaHealthcare.com The information presented herein is for informational and illustrative purposes only. It is not intended, nor is it to be used, to define a standard of care or otherwise substitute for informed medical evaluation, diagnosis and treatment which can be performed by a qualified medical professional. Molina Healthcare Inc. does not warrant or represent that the information contained herein is accurate or free from defects.