Fast ESA Letter is a HIPAA Compliant online portal that connects medical patients with licensed medical professionals for consultation & recommendation purposes. Devoid time consuming appointments and apply for your 100% Legit Emotional Support Animal Letter signed by a Licensed Mental Health Professional from the comfort of your home Today. Any LMHP, such as a therapist, psychologist, or psychiatrist can provide an ESA Certification if an individual qualifies during their evaluation.