Centro Castillo para Bienestar Personal y Familiar

Our Therapists

Paula C. Castillo, Psy. D.    

Dr. Castillo received her doctorate from California School of Professional Psychology.  With over 20 years of clinical experience in various settings as both clinician and clinical supervisor as well as adjunct professor.  Born in Guatemala, she is bilingual and bicultural with specialties in human sexuality, trauma, couple’s therapy, family therapy, and cultural related matters.  As Clinical Director of Centro Castillo, she is fully dedicated to create an environment of learning, growth, and healing to all that enter its offices.

Angel Williams, LCSW

Ms. Williams earned her Master’s in Social Work from The University of Chicago. She has over 10 years of clinical experience in various settings.   She has lived, studied, and worked in various Spanish-speaking countries. Her areas of specialty include working with women and couples on issues of infertility as well as adoption, and grandparents or extended family raising young children. She is bicultural in both the Latino and African-American communities.


Lucero Rodriguez, LCPC 


Ms. Rodriguez earned her Master’s in Clinical Professional Psychology from Roosevelt University. She has seven years working in the social services field.  Ms. Rodriguez is also a school counselor and specializes in women’s issues, eating disorders and adolescents. She is a Mexican-American bilingual and bicultural therapist. 

Eva San Pedro-Koontz, LPC


Mrs. San Pedro-Koontz earned her Master’s in Counseling Psychology from Northeastern University in Boston, MA. She has approximately 10 years of experience working therapeutically with children, adults and families in a myriad of contexts including hospitals, community health centers, alternative and public schools, shelters and private practice. She is originally from Madrid, Spain and is bilingual and bicultural. She is skilled in providing counseling services to children, adults and families that have experienced trauma, physical/sexual abuse, depression, behavioral issues, parenting difficulties as well as anger management self-esteem and stress management issues. 


Jesenia Lopez, LCPC

Ms. Lopez earned her Master’s in Clinical Professional Psychology from Roosevelt University.She has over 6 years of clinical experience working with children, adolescents, adults, families and couples. She is skilled in providing counseling for individuals who have experienced trauma, depression, behavioral issues, self-esteem, and anxiety. 

Luis R. Diaz, LCPC

Mr. Diaz obtained his Master's Degree in Forensic Psychology from The Chicago School of Professional Psychology.  Born and raised in Puerto Rico, he is bilingual and understands bicultural issues.  He has 5 years of clinical experience providing individual and group therapy in various settings including, but not limited to, correctional facilities, hospitals, nursing homes, and day programs.  Mr. Diaz has also worked with a wide range of clients including children, teenagers, adults, and the elderly specializing in mood disorders, diversity, and behavior modification.

Joan g. de Petrizzi, LCSW

Ms. g. de Petrizzi earned her Master’s degree from SSA at the University of Chicago. She completed the two year Family Systems Program through The University of Illinois at the Institute for Juvenile Research. In addition, she has completed 4 years of doctoral studies at the Institute for Clinical Social Work.   Ms. de Petrizzi has extensive experience working with adolescents, couples and families. She has been completed at least one hundred Critical Incident stress debriefings including. She has also provided clinical supervision for second year Master’s degree students from the University of Chicago and The University of Illinois.  Ms. G. de Petrizzi has a beautiful ethnic mixture of Mexican, Spanish, Native Indian, and Dutch.  She is both bilingual and bicultural with more than 35 years of clinical experience.

Kathryn H. Schreck, Psy.D.

Dr. Schreck earned her doctorate degree from Nova Southeastern University. She has over 6 years of clinical experience including residential, community, and private practice settings. Her clinical experience includes working with children, adolescents, adults, and older adult populations. Dr. Schreck is skilled in areas including mood and anxiety disorders, trauma, family conflict, eating disorders, domestic violence, and adjustment difficulties.  In addition to direct psychotherapy services, she administers psychological, psychoeducational, and neuropsychological assessment.

M. Cecilia Bocanegra, LCPC

Ms. Bocanegra obtained her Master's in Counseling from Northwestern University.  She has 2 years of experience providing individual and group therapy in the community mental health setting.  she is skilled in providing counseling to a wide range of ages from childhood through adulthood on issues such as depression, anxiety, identity development, and self-esteem.  Born in Peru, she is bilingual and bicultural.

Monica Marchant-Silva, LCSW

Mrs. Monica Marchant-Silva obtained her master's degree in Social Work at Jane Addams College of Social Work.  She is first-generation Mexican-America bilingual therapist.  She has clinical experience working both in inpatient and outpatient settings.  Mrs. Marchant-Silva works with individuals and families, as well as runs therapeutic groups.  She has worked with a wide range of concerns including but not limited to mood disorders, trauma, anxiety, chronic illness, conduct and behavioral disorders.  In addition, Mrs. Marchant-Silva has experience with reunification of families after suffering domestic violence and/or sexual assault.

Jonathan Saavedra, PsyD

Dr. Jonathan Saavedra is a bicultural and bilingual first-generation Ecuadorian-American born and raised in the city of Chicago. He earned his doctorate from the Chicago School of Professional Psychology where he received specialized training focused on work with children, adolescents, and their families. Over the course of his training experiences he has had the opportunity to provide therapy to individuals of all ages in community mental health, school, and hospital settings. He has experience treating behavioral issues, ADHD, depression, anxiety, trauma, family conflict, and parenting difficulties. Additionally, Dr. Saavedra has experience conducting psychological, psycho-educational, and neuropsychological testing for a broad range of emotional, behavioral, and cognitive issues related to intellectual disability, learning, attention and memory

Mara Silvestri, LPC

Ms. Silvestri obtained her Master’s degree in Mental Health Counseling From Marywood University in Scranton, Pennsylvania.  She has roughly 5 years of experience providing individual, family, and group therapy in hospitals and community mental health settings. Ms. Silvestri is skilled in providing counseling to a wide range of ages from childhood through adulthood on issues such as depression, anxiety, mood disorders, behavioral problems, autism, family conflict, and trauma.

Miren I. Guereca, LPC

Ms. Guereca earned her M.A. in Counseling Psychology with a concentration in Latino Mental Health from The Chicago School of Professional Psychology. She is of Mexican-Basque decent and is bicultural and bilingual. Ms. Guereca is skilled in providing individual, group and family therapy with 3 year of experience in the community mental health setting.  Her areas of clinical focus are anxiety, self-esteem, trauma, and depression.

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