The ICD-9 codes for an appendectomy range from 47.01 through 47.19, according to HIPAASpace, and the CPT code is 44950. These codes further specify the specifics of an appendectomy procedure based on diagnostic findings and removal processes.
The International Classification of Diseases, Ninth Revision, also known as ICD-9 codes, are recognized as universal, but they have been adapted to better fit the U.S. health care system, explains SearchHealthIT.com. ICD-9 codes are generally used for diagnostic purposes.
Current procedural terminology, also known as CPT codes, are used for billing insurances in the United States. In October 2015 a transition from ICD-9 to ICD-10 is scheduled to occur. ICD-10 is the new international standard, but no U.S. adaptations have yet to be made, according to Centers for Medicare & Medicaid Services.