To the Editor—Dr. Ham's comments about the need for frequent visits over time are indeed appropriate for the primary care setting. Particularly during the initial evaluation, information can be best accumulated, for some patients, over time in many short visits. In a referral setting, however, longer in-depth sessions using a multidisciplinary team may be more cost-effective. We recommend clinical evaluation at six-month intervals with three-month interim follow-up because in our experience, in a referral center, that pattern of follow-up provides adequate care in routine cases. For complicated or unstable patients, more frequent follow-up is needed. Of course, patients and caregivers are free to contact us any time they wish. At each follow-up visit, usually several members of the interdisciplinary team are involved in the assessment, and thus the treatment plan from a single clinic visit encompasses various aspects of care. An alternative approach that should be equally effective would be for the patient and/or caregiver to have more frequent shorter visits over time. A single visit might focus on a particular condition, ie, falls, whereas the next visit might address caregiver stress. This type of primary care usually would necessitate more frequent visits than might be needed for multidisciplinary team care provided by a general internist or family practitioner. The frequency of visits is much less important than is the need to provide comprehensive, ongoing, and responsive care.