I have problems about my depression and bipolar as well as low self esteem?

Mood disorder: Referral to a Mental Health Counselor for Psychotherapy, & a Psychiatrist for Medication evaluation, is recommended.

Evaluation: Get an evaluation from a psychiatrist to help identify what depression/bipolar/self-esteem means to you and whatever else may be bothering you. Consider recommendations for medication if any are given. Get a referral for a reputable psychotherapist to speak with. Meds and therapy combined are most optimal; no just one or the other.