Anyone covered by the Health Insurance Portability Accountability Act (HIPAA) must transition to ICD-10 by the October 1, 2015 deadline. Changing to ICD-10 does not affect CPT coding for outpatient procedures and physician services. You can read more about ICD-10 at the following resources:
http://www.cms.gov/Medicare/Coding/ICD10/index.html?redirect=/icd10