General: Coding

Coding

  • CPT (Current Procedural Terminology) codes are used to describe specific tests or services.
    • The amount of payment for a test is dependent on the CPT code.
    • It is against the law to use the wrong CPT code for a test for the purpose of causing or increasing payment for a test.
  • ICD-9CM (International Classification of Disease, 9th Edition, Clinical Modification) codes are used to classify diseases and conditions, and describe signs, symptoms and medical circumstances.
    • ICD-9CM codes are used to indicate the medical necessity of a particular test.
    • It is against the law to use the wrong ICD-9CM code for the purpose of causing or increasing payment for a test.

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