Our Services. Primary Care McLean is committed to providing patients with outstanding medical care. We believe that providing high-quality care is not only about the medical advice that we dispense, but more importantly about the relationships we have with our patients. We know that a positive, trusting relationship with your physician is essential to keeping you healthy.Online Scheduling‧Rachel Ngernmaneepothong‧Catherine Salvati Boinest‧Caroline J. Caine‧Ordering Supplements.