2,667 codes
Unacceptable principal diagnosis codes
Codes that describe a circumstance influencing health status rather than a current illness, so they are unacceptable as the principal diagnosis for an inpatient stay. Source: Medicare Code Editor (MCE) v44, effective October 1, 2026.
Chapter 12: Diseases of the skin and subcutaneous tissue
- L49.0Exfoliation due to erythematous condition involving less than 10 percent of body surface
- L49.1Exfoliation due to erythematous condition involving 10-19 percent of body surface
- L49.2Exfoliation due to erythematous condition involving 20-29 percent of body surface
- L49.3Exfoliation due to erythematous condition involving 30-39 percent of body surface
- L49.4Exfoliation due to erythematous condition involving 40-49 percent of body surface
- L49.5Exfoliation due to erythematous condition involving 50-59 percent of body surface
- L49.6Exfoliation due to erythematous condition involving 60-69 percent of body surface
- L49.7Exfoliation due to erythematous condition involving 70-79 percent of body surface
- L49.8Exfoliation due to erythematous condition involving 80-89 percent of body surface
- L49.9Exfoliation due to erythematous condition involving 90 or more percent of body surface