2023 ICD-10-CM update: Review new codes and reporting guidance

Why This Topic Matters

The FY 2023 update introduces new diagnosis codes, descriptor revisions, invalid codes, and documentation guidance that can affect claim reporting and code selection across common specialties and settings. Readers can use this article to determine whether the annual ICD-10-CM changes are relevant to their work and to identify which sections of the code set were updated.

Article Sections

1. Overview of the FY 2023 ICD-10-CM update

   High-level summary of the annual code set release, guideline publication, and effective date. Also introduces the major categories of changes covered in the article.

2. Dementia and mental health code changes

   Discussion of new and revised ICD-10-CM updates related to dementia and associated documentation guidance. Includes the broader chapter area and the types of clinical detail addressed.

3. Reporting guidance updates

   General changes to coding guidance for documentation review, provider queries, complications, and related assignment principles. Covers several guideline subsections rather than a single disease area.

4. Circulatory, injury, and social determinant updates

   Summary of additions affecting cardiovascular diagnoses, head injuries, and selected social risk categories. Also notes changes in related reporting structure and code expansion.

5. Long-term drug therapy and endocrine guidance

   Updates involving long-term medication therapy coding and related endocrine chapter guidance. Focuses on the categories affected and the general reporting context.

6. Additional guideline highlights

   Other annual guideline clarifications affecting complications of care, infection-associated conditions, malignancy reporting, pregnancy, counseling, underdosing, and selected social and musculoskeletal topics.

7. Musculoskeletal updates

   Code set changes involving slipped upper femoral epiphysis and another musculoskeletal category added in the final update. Also includes a brief clinical context for the condition area.