What is the difference between icd and drg coding?

ICD is International Classification of Diseases used for the Diagnosis coding for the Physician and Hospital. DRG is Diagnosis Related Group, As Per IPPS of Medicare Pays as per the DRGs. Dr Guptha http://www.medicalcodingexperts.com/ DRG is used for the Inpatient Coding and Reimbursement. http://www.medesun.com/