A 67-year-old male with Type 2 Diabetes presents to the clinic for follow-up.
His recent lab results include:
A1C: 8.4%
Blood Pressure: 138/88 mmHg
LDL cholesterol: 112 mg/dL
Current medications: Metformin 1000 mg BID, Lisinopril 10 mg daily.
Which of the following interventions is MOST appropriate to optimize his therapy?