A 50 year-old patient has been diagnosed with elevated blood pressure. the patient does not have a history of hypertension. what is the correct icd-10-cm code to report?

When there is a patient who presents wtih elevated blood pressure, but no history of hypertension, the correct ICD-10-CM code to report would be R03.0 as in the example of a 50 year old patient that had been diagnosed with high blood pressure but with no prior history or diagnosis of hypertension.