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CPT code 90899 : Unlisted psychiatric service or procedure
90889
Psychiatric diagnostic interview examination
CPT code 90801 = Psychiatric diagnostic interview examination
Evaluation and management
CPT Code 99284- Emergency department visit for the evaluation and management of a patient.
CPT Code : Prolonged evaluation and management servicebefore and/or after direct patient care; first hour
CPT Code 99223- Initial hospital care, per day, for the evaluation and management of a patient.
77247
These are the evaluation and management codes
CPT Code 99214- Office or other outpatient visit for the evaluation and management of an established patient.
It depends on the reason the patient is receiving the treatment, for example bipolar, personality disorder ect. There is not one specific code that is to be used with 90862, it is a pharmacy management code, so it is basically asking you why the patient is taking medication.