The American Board of Medical Specialties is an organization dedicated to the certification of valid specialty boards. There are many organizations that try to skirt these requirements. Basically all you need to do to become a member of a quote, unquote "board" of these types is pay them a membership fee with very, very minimal type of requirements.

If you have someone who is part of a specialty that is American Board of Medical Specialties certified, then you know that it's a legitimate specialty board. The American Board of Plastic Surgery falls under this category.

Board Certification: How to Know If Your Surgeon Is Legitimately Certified

Dr. Mel Ortega explains why is the only organization that you should check for board certification of plastic surgery.