AHA Coding Clinic® for ICD-9 - 1993 Fourth Quarter
New/Revised Codes
250.2 Infections w/drug resistant microorganisms - guidelines Virus and chlamydial infections - expansion of 079 category codes Coccoidioidomycosis Babesiosis Tuberculosis vs positive skin test Reflex Sympathetic Dystrophy (RSD) and causalgia - guidelines Vaccinations, prophylactic Locked-in state Chronic active hepatitis B - guidelines Syndrome, hemolytic uremic Fractures, pathologic COPD - guidelines Cerebral occlusion - guidelines Esophagitis and esophageal reflux Thrombophlebitis Atherosclerotic peripheral vascular disease - guidelines Needlestick injuries - E code Pertioneal lavage, diagnostic, vs peritoneal dialysis - guidelines Post-organ transplant cytomegalovirus (CMV) infection Metabolic encephalopathy, toxic Abnormal coagulation profile Bacteremia - guidelines Anaphylactic shock due to food reaction...
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Article Overview
This article reviews a set of new and revised coding topics across infectious disease, neurologic, respiratory, vascular, digestive, hematologic, transplant-related, and injury-related diagnoses. It is intended for coders, CDI staff, auditors, and other revenue cycle professionals who need a high-level view of revised code categories and guideline updates without relying on the full premium text. The content focuses on broad areas of change and classification updates rather than detailed instruction.
Why This Topic Matters
Updates to diagnosis code classifications can affect documentation review, claim accuracy, and code selection workflows across multiple specialties. This article helps readers identify whether the premium guidance addresses the code families and clinical topics relevant to their work.
What You Will Learn
- Which broad diagnosis and condition categories are included in the update
- Which medical specialty areas are affected by the revised topics
- Which sections are organized around guideline-focused changes versus new classification topics
- How the article frames updates related to infections, injuries, chronic disease, and transplant-related conditions
Who Should Read This
- Medical coders
- Coding auditors
- CDI specialists
- Billing and reimbursement staff
- Healthcare compliance professionals
- Revenue cycle teams
Codes Discussed
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