A mental health specialist generally has options to specialise in the following fields:
1.National Counselor Exam
2.National Clinical Mental Health Counseling Examination (NCMHCE)
3.IC&RC Alcohol & other Drug Abuse Counselor (AODA)
4.Addiction Counseling Exam
5.Child Life
6.Professional Practice in Psychology (EPPP)
7.Certified Rehab Counselor (CRCC)
8.Marital and Family Therapy Exam
9.Association of Social Work Board Test (ASWB)
10.Art Therapy
11.Music Therapy
12.National Council for Therapy Recreation Certification NCTRC
13.Psychiatric and Mental Health Nurse
There is a long list of certifications like the Addiction and substance abuse counselling, psychology, counselling, behavioural sciences.
Addiction and Substance Abuse Counselling
AODA: IC&RC Alcohol & other Drug Abuse Counsellor Addiction Couselling exam
Mental health certificates
National Clinical Mental health counselling examination (NCMHCE)
Psychology
Exam for Professional Practice in Psychology (EPPP)
Counselling
Certified Rehab Counselor (CRCC) Marital and Family therapy exam
Social Work
Association of Social work board test (ASWB)
Therapies & modalities
Art Therapy Music Therapy National Council for therapy recreation certification (NCTRC)