Coding Tip Corner: November 2025

By this point, you should be familiar with the coding changes. What remains most important is coding to the highest level of specificity and querying the provider whenever the documentation is unclear.

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Recap of ICD 10-CM coding changes

Expanded specificity for diabetes

1. 1. Diabetes in remission
   2. Presymptomatic Type 1 Diabetes
   3. Levels of hypoglycemia

Mental and behavioral health

1. 1. Eating disorders
   2. Adult pica and rumination
   3. Neurocognitive disorders

Cancer

1. 1. More than 60 new codes specify when various types of lymphomas are in remission
   2. Specific new codes exist for immune checkpoint inhibitor poisoning and adverse effects

Injuries and poisonings

1. 1. Site-specific injuries
   2. Fluoroquinolone poisoning

Other notable changes

1. 1. Obesity
   2. SOCIAL DETERMINANTS OF HEALTH (SDOH)
   3. Genetic susceptibility
   4. Infections

Deleted and Revised Codes

Deleted codes: Many general codes, particularly for lymphoma, obesity, eating disorders, and certain types of fistulas have been replaced by more specific options.

AUDIT DOCUMENTATION: Physicians and other providers should be prepared to document with emphasis on specificity!