a patient is prescribed anticonvulsant medication for her seizures , she returns to her doctor three days later with nausea and rash due to taking the anticconvulsant medication. the provider notes that this is a drug reaction to an anticonsulvant and changes the medication. what is the icd 10 cm codes?

The ICD-10-CM (International Classification of Diseases, Tenth Revision, Clinical Modification) is a system used by physicians and other healthcare providers to classify and code all diagnoses, symptoms, and procedures recorded in conjunction with hospital care in the United States.

What is ICD-10-CM?

ICD-10-CM codes are the primary means to establish medical necessity for payment of healthcare services and procedures.
ICD-10-CM codes are used to track health care statistics/disease burden, quality outcomes, mortality statistics, and billing.
There are two major parts of the ICD-10-CM index: the index for diseases and injury and index for external causes of injury.
ICD-10-CM has 68,000 codes.
R21 is the ICD-10-CM code for rashes and skin eruption.

To learn more about ICD-10-CM:

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