The Centers for Medicare and Medicaid Service provides a list of ICD-9 codes that match a diagnosis on its website, according to its website. ICD-9 refers to International Classification of Diseases, Ninth Revision.
To match an ICD-9 code, type "ICD-9 code look up" on the Centers for Medicare and Medicaid Service's website. Some ICD-9 codes have the extension "CM," which refers to clinical modification. The National Center for Health Statistics and the Centers for Medicare and Medicaid Services oversee the ICD-9 codes and the clinical modifications, reports the Centers for Disease Control and Prevention.
The ICD-9 codes are critical for hospitals, physicians and nursing care facilities to receive payment from insurance providers, Medicaid and Medicare, explains the CDC.