Patients managed by a newly formed pharmacist-physician medication therapy management team in a university primary care clinic will have better blood pressure control than patients receiving usual care.

Inclusion Criteria:

• age 18 years or over
• diagnosis of hypertension with most recent blood pressure >140/90 mmHg or blood pressure >130/80 mmHg if patients also had diabetes mellitus
• treated with at least one anti-hypertensive medication
• continuous active patient (at least one visit) of the clinic for at least the past 6 months (1/1/2010-6/31/2010)
• English speaking
• Able to complete questionnaires in English.

Exclusion Criteria:

-do not meet provisions of the clinical collaborative agreement protocol in the judgment of the patient's physician or the clinical pharmacist