Information on Medical Coding and Billing That You Should Know. Accuracy, specificity, consistency, and timeliness are the four coding foundations. Medical codes are used by healthcare professionals to charge insurance companies and give individuals a clear idea of their medical costs, including doctors, dentists, and veterinarians. Basics of Medical Coding and Billing. Insurance companies use codes to determine if a procedure or treatment is medically necessary. The International Classification of Diseases (ICD) code is the coding scheme that is most frequently used. Medical billing uses five different coding systems: the ICD (International Classification of Diseases), CPT (Current Procedural Terminology), HCPCS (Healthcare Common Procedure Coding System), DRGs (Diagnosis Related Groups), and RBRVS (Resource-Based Relative Value Scale). International Classification of Diseases (ICD), Current Procedural Terminology (CPT), Healthcare Common Procedure Coding System (HCPCS), Diagnosis-Related Groups (DRGs), and Resource-Based Relative Value Scale (RBRVS) are the five coding systems used in medical billing.
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