- CMS (Centers for Medicare & Medicaid Services)www.cms.gov
- MB&CC (Medical Billing & Coding Certification)www.medicalbillingandcoding.org
- AMA (American Medical Association)www.ama-assn.org
- ICD-10 Codeswww.icd10data.com
- AAPC (American Academy of Professional Coders)www.aapc.com
