Therapists – Philadelphia

Meet Our Team

Our Team

Philadelphia Institute for Individual Relational & Sex Therapy is a practice of highly trained and specialized therapists dedicated to helping people gain greater insight and create greater joy in their lives. We provide services for individuals, families and all types of relationships.

Philadelphia, PA Office

Chris F. Fariello
Chris F. FarielloPhD, MA, LMFT, Office Director
Founder and Director of PhIIRST, Dr. Chris Fariello has over 20 years of experience as an educator, trainer, public speaker, writer, and therapist.
Melissa Dessereau
Melissa DessereauLMFT
Melissa is a perceptive and nuanced therapist with a refreshingly frank style. For over 20 years, she has been working with individuals, couples, and families to foster personal growth and satisfying relationships.
Mary Chen
Mary ChenLMFT
Mary Chen is a licensed therapist specializing in affair recovery, discernment counseling, grief for lost relationships, “chronically single” clients, medical family therapy, and women’s sexual pain.
Chris Wilson
Chris WilsonPhD, LMFT, MFT, MEd, CHES
Chris is a licensed psychotherapist who specializes in LGBTQ issues, sexuality issues, couples, and families.
Jordan Lief
Jordan LiefPsy.D., CSAT
Dr. Lief is a licensed psychologist who treats people struggling with a variety of issues including depression, anxiety, addiction, trauma/PTSD, loss of a loved one, sexual difficulties, and relationship distress.
Julia King
Julia KingMS, LPC
Julia is an individual and relational licensed professional counselor specializing in anxiety, life transition, and sexual shame and dysfunction. She received her Master of Science Degree from the Philadelphia College of Osteopathic Medicine in Mental Health Counseling.
Colby Agostinelli
Colby AgostinelliMFT
Colby is a systemic thinker, graduating from Thomas Jefferson University’s Couple and Family Therapy Program with a strong focus in sex therapy.
Erin Seeherman
Erin SeehermanMS
Through a systemic lens and eclectic approach, Erin collaborates with clients to build a therapeutic alliance and develop an individualized plan tailored to each client’s needs. Erin is a graduate of the Mental Health Counseling program at the Philadelphia College of Osteopathic Medicine and the Post Graduate Certificate Program in Sex Therapy at Council for Relationships.
Anna Vresilovic
Anna VresilovicM.S.Ed
Anna works with individuals and couples interested in transforming their interpersonal relationships and themselves. She received her Masters in Mental Health counseling from the University of Pennsylvania and is a member of AASECT.
Carly Goodkin
Carly GoodkinMFT
Carly is a graduate of Alliant University and provides therapy in both Spanish and English.
Kaitlin DiGiacinto
Kaitlin DiGiacintoMFT
Kaitlin is a graduate of the Marriage and Family Therapy program at La Salle University.
Anna Stewart
Anna StewartMFT
Anna Stewart is a graduate of Thomas Jefferson University’s Couple and Family Therapy Program with a concentration in sex therapy.
Sara Mairs
Sara MairsLSW, MSW
Sara is a licensed social worker with a Master in Social Work from University of Pittsburgh. They are passionate about working with folx within the LGBTQ+ as well as alternative sex communities.