References

1. AMA website, section on CME: https://www.ama-assn.org/ama/pub/education-careers/continuing-medical-education/frequently-asked-questions. shtml.

2. Bates B. Criteria for 99213 code are met for most visits: documentation is the key. Skin & Allergy News. Nov 2006:62.

3. Kircik L. Coding solutions: reviewing global periods. Skin & Aging. March 2008:16-18.

4. Centers for Medicare and Medicaid Services website, section on coding (https://www.cms.gov/MLNEdWebGuide/25_EMDOC.asp), (https://www.cms.hhs.gov/NationalCorrectCodInitEd/).