For counseling clients pay the cost themselves.

For psychotherapy a part of the cost can be reimbursed by insurances. Depending on the insurance it varies a lot how much will be reimbursed per session:

To date self-employed psychotherapists are not able to bill through the basic health insurance (KVG). This is only possible for psychiatrists or psychotherapists who are employed with a doctor (psychiatrist, general practitioner etc.). This is called “delegated psychotherapy by a doctor”.