It's the public CDC file. Check the official guidelines before you code.
- Code
- Z22.7
- Kind
- Billable
- Chapter
- 21. Factors influencing health status
Excludes1
- nonspecific reaction to cell mediated immunity measurement of gamma interferon antigen response without active tuberculosis (R76.12)
- nonspecific reaction to tuberculin skin test without active tuberculosis (R76.11)