Medical diagnosis codes classify diseases based on their nature and location. ICD-9 has 14,000 codes, ICD-10 has 10. ICD-10 PCS has 75,000 codes, ICD-10 CM has 68,000 codes. Codes range from 3-7 characters and are alphanumeric.
Medical diagnosis codes are part of a coding system that makes it easy to classify various types of diseases based on the nature of the condition and the part of the body it refers to. The ninth revision of the International Classification of Diseases (ICD-9) includes approximately 14,000 medical codes used primarily to document diagnoses. The 10th revision (ICD-10) has about 10 codes.
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Nine medical diagnostic codes relate to injuries caused by parrots. There are also three codes reserved for injuries caused by burning water skis.
The ICD also has sub-classifications, such as a procedure code system known as ICD-10 PCS, which is used only in the United States. ICD-10 PCS includes more than 75,000 codes. A subclassification for clinical modifications, ICD-10 CM, comprises approximately 68,000 codes.
Different classes of medical codes vary in terms of the number of characters in the sequence. Codes range from three to seven characters. Almost all types of medical diagnosis codes used around the world are alphanumeric.
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