A therapist who is worried that her clients will receive short-term care rather than more promising long-term treatment, and that confidential treatment reports will be read by others, is concerned about:

managed care programs

Explanation:

Based on the information provided within the question it can be said that the therapist in this scenario is concerned about managed care programs. This is a network that provides individuals with health care at a reduced cost. But doing so sometimes brings drawbacks such as providing lower end care as well as providing it in the short term and not long-term. Also since this is a network of providers, the private and confidential information of the clients is usually shared among them.