2019 ICD-10-CM update: FY 2019 coding guidelines tweak rules for neoplasms, BMI, sepsis

Why This Topic Matters

Annual ICD-10-CM guideline updates can change how common diagnoses are documented and reported, affecting coding accuracy, claim consistency, and compliance across multiple clinical scenarios.

Article Sections

1. Neoplasm history coding

   Discusses FY2019 guidance affecting reporting of personal history of malignant neoplasm and the distinction between primary and secondary site history documentation.

2. BMI reporting guidance

   Summarizes the updated guidance on when BMI information may be reported and the documentation context that should accompany it.

3. Post-procedural sepsis and septic shock

   Reviews the new and amended guidance for post-procedural sepsis and septic shock sequencing, including related infection and complication coding updates.

4. Other key guideline updates

   Covers additional FY2019 changes involving burns, underdosing, and documentation rules for certain Z code categories by clinicians other than the patient’s provider.