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Psychologists provide psychological treatment for children, adolescents,and adults in either individual, group, or family settings. A Psychologist can also administer and interpret psychological testing.Psychologists are doctoral level clinicians.All Psychologists at CFCG are trained in diagnostic evaluation and in psychotherapy.

Courtney Ferenz, Psy.D.

Licensed Clinical Psychologist

Dr. Courtney Ferenz is a licensed clinical psychologist who specializes in working with children, adolescents, and families experiencing a range of difficulties including behavioral issues and emotional difficulties. She also has experience treating adults with substance abuse and mental health issues. Dr. Ferenz earned her Doctoral Degree and Masters Degree in Clinical Psychology from the American School of Professional Psychology at Argosy University. During her clinical training, she worked in juvenile forensic settings and community mental health centers where she provided individual, family and group therapy, and assessed cognitive and psychological functioning of adolescents and young adults.

Dr. Ferenz completed her predoctoral internship at the Child Guidance Clinic at the Superior Court of the District of Columbia. She then completed a postdoctoral residency at a therapeutic day school (where she remained for four years), which required significant expertise working with children aged 6 to 18 as well as their families. In both settings, Dr. Ferenz treated an ethnically and culturally diverse population as an individual and group therapist. She is a member of the American Psychological Association and she is recognized by the National Register of Health Care Providers in Psychology. She is licensed as a psychologist in both Virginia and Maryland.

Dr. Ferenz works with school-aged children and adolescents with learning, emotional, and behavioral difficulties, and with adults who present with concerns related to anxiety, depression, relationship issues, addiction, and stress management. She offers individual therapy, group therapy, family therapy, and parent consultation. Dr. Ferenz makes every attempt to promote a warm and welcoming environment for her clients. She incorporates a range of techniques as appropriate, including cognitive behavioral therapy, psychodynamic therapy, and relational approaches. She is available Monday through Thursday, afternoons and evenings.

To contact Dr. Ferenz: (703)352-3822 ext. 1025

Candice Holm, Psy.D.

Licensed Clinical Psychologist

Dr. Candice Holm works full time at CFCG as a licensed clinical psychologist. Her goal is to collaborate with you to determine the best course of treatment. An interpersonal and systemic perspective underlies Dr. Holm’s approach and she uses empirically supported therapeutic techniques including cognitive behavioral therapy, play therapy, parent-child interaction therapy, and mindfulness interventions. Dr. Holm currently works with children (ages 3 and up), adolescents and families. Special areas of interest include: anxiety, trauma, behavioral problems, mood disorders, autism spectrum disorders, and learning difficulties. Treatment modalities include individual, family, and group therapy. Dr. Holm also conducts psychological evaluations/testing.

Dr. Holm earned a Doctorate Degree and Master’s Degree in clinical psychology from Spalding University in Louisville Kentucky. During her clinical training she worked in a variety of clinical settings including: community mental health centers, the public school system, and residential treatment facilities. Dr. Holm completed a Postdoctoral Residency in community mental health with the Fairfax County Community Services Board where she continued to work for several years. She has extensive experience working with ethnically and culturally diverse individuals. Dr. Holm is available Monday through Friday, day and evening appointments.

To contact Dr. Holm (703) 352-3822, ext. 1027

Lisa Horowitz, Ph.D

Licensed Clinical Psychologist/Neuropsychologist

Dr. Horowitz is a full-time clinical psychologist at CFCG. She has been practicing psychotherapy for over 13 years in a range of clinical settings with children, adolescents, and adults. She practices from an eclectic perspective, employing a range of techniques as appropriate to individuals including cognitive behavioral therapy, psychodynamic, and object relations principles, as well as mindfulness based treatment approaches. Special interests include anxiety, depression, autistic spectrum disorders and social skills deficits, learning and emotional issues affecting academic performance, divorce, and family conflict. Treatment modalities include individual, family, couples, and group treatment.

Dr. Horowitz holds a postdoctoral certificate in neuropsychology through Fielding Graduate University. She conducts psychological and neurospsychological assessments of individuals from age five through adulthood. Collateral support in special education proceedings and school consultations is available. Dr. Horowitz has a particular interest in autistic spectrum disorders and neurodevelopmental deficits affecting children. A consultation appointment is recommended if you have questions or concerns about the appropriateness of psychological testing.

Dr. Horowitz received her Ph.D. in Clinical Psychology from Catholic University of America, with a specialization in child and family therapy. She has conducted research and published in the area of child sexual abuse. Dr. Horowitz has worked in a private, special education school providing direct services to learning disabled students and support to academic staff and has worked at a social service agency conducting assessments and providing follow-up support and referrals. Prior to studying psychology, Dr. Horowitz obtained her law degree and practiced family law with a focus on child abuse and neglect, adoption, and special education law.

Dr. Horowitz is licensed as a psychologist in Virginia, Maryland, the District of Columbia, and New York.

For current research and discussions about neuropsychology and clinical practice, you can follow me at :

Available Monday through Wednesday, day and evening appointments.

To contact, (703) 352-3822, ext. 1014

Dr. Jessica Hunter works full-time as a licensed Clinical psychologist. Dr. Hunter provides psychotherapy to adolescents, adults and older adults in individual psychotherapy, couples therapy, family and parenting guidance and groups. Dr. Hunter utilizes Cognitive Behavioral Therapy and Psychodynamic psychotherapy to approach each client and work collaboratively. She also has a specialized interest in working with clients dealing with transition and relationship issues, grief/loss concerns with adults and older adults, marital therapy, anxiety disorders, parental guidance and adolescent identity issues.

Dr. Hunter received her undergraduate and Master's degrees from Boston University. She received her Doctoral degree from The George Washington University in Clinical Psychology. Currently she is a member of the National Registry of Health Service Providers in Psychology.

Jessica worked with the chronically mentally ill population for more than eight years,was involved in program management and conducted adult individual and group psychotherapy. Dr. Hunter's experience includes work with autistic children, psychotherapy with adults, older adults and college aged-students, supportive outreach to clients with chronic mental health issues, program management and development of outpatient field mental health resources.

Jessica is currently licensed by the Commonwealth of Virginia and the state of California.Dr. Hunter is currently available Monday through Thursdays; Mornings, afternoons and evenings.

To contact Dr. Hunter: (703) 352-3822 Ext. 1026

To view a recent television interview given by Dr. Hunter with Ed Berliner for Midpoint news online regarding the issue of teens, social media, and violence. click here.

Dr. Hunter was recently quoted in Dame magazine. Click here to read the article.

Dr. Nicole Joseph works full time at CFCG as a licensed clinical psychologist. Her goal is to partner with you and work as a team to improve your quality of life. Although Dr. Joseph specializes in Cognitive Behavioral Therapy (CBT), she also uses other approaches to individualize and customize therapy work. Currently, Dr. Joseph sees adults, couples, families and children (6+); Dr. Joseph also conducts psychological evaluations/testing. Special therapy interests include: Parent guidance, divorce and life transitions, marital therapy, anxiety disorders, GLBT issues, eating disorders (training in CBT-E approach), coping with medical conditions, and implementing behavioral interventions.

Dr. Joseph is an expert blogger for Discovery Channel's Fit & Health website. Her blog is called, "Shrink Wrapped: Sessions To Go with Dr. Nicole Joseph." Her blog covers a variety of psychological topics including, issues trending in the news, relationships, parenting, the mind-body connection, and holidays. (Adults, please click the link above to visit Dr. Joseph's blog.) Dr. Joseph has also been quoted in the news as an expert psychologist for media outlets such as USA Today, Northern Virginia Magazine, and Discovery Fit & Health. Click here for her blog.

Dr. Joseph received her masters and doctorate from The American School of Professional Psychology, at Argosy University in Washington, DC. She has worked in a variety of clinical settings since 2003. Clinical work experience includes: working in private homes with autistic children, in residential treatment settings with children and adolescents, in the child and adult services division of community mental health organizations (including Fairfax and Loundon Counties) and in independent practice. Dr. Joseph joined CFCG in May of 2010 and is licensed in the state of Virginia. She currently has openings at a variety of times Mondays through Thursdays. Feel free to call to speak with Dr. Joseph about how she can help.

To contact Dr. Joseph: (703) 352-3822 Ext. 1020

Dr. Knedler received his doctorate in psychology from Wright State University's School of Professional Psychology in Dayton, Ohio. He received his Master’s of Arts in Counseling from Oklahoma City University and a Bachelor of Arts in Psychology from Texas Lutheran University. He has spent approximately 6 years in training and practice in private practice settings serving a wide variety of clientele including adults, couples, adolescents and children. Dr. Knedler has specialized experience in treating anxiety and depression and in working with underserved populations (minority, diverse, military,GLBT). Dr. Knedler is also experienced in helping persons cope with chronic conditions, domestic violence, and navigation of the grief process. Dr. Knedler has been licensed since 2007 in the state of Virginia. He has been a member of the Council for the National Register of Health Services Providers in Psychology since 2007.

Dr. Knedler is currently focusing his practice on adults, couples and adolescents, as well as geriatric persons. He operates from a Cognitive Behavioral/Humanisic paradigm that seeks to encourage positive growth in a welcoming and non-judgemental atmosphere.

He is available 11-8pm Mondays, 9-6pm Tuesdays, 9-7pm Wednesdays through Fridays. Please contact him for a free consult to see if he might be a good fit to assist you in addressing your concerns and reaching your goals.

To contact Dr. Knedler: (703) 352-3822 Ext. 1015

Ariela Reder, Psy. D.

Licensed Clinical Psychologist

Dr. Ariela Reder is a licensed clinical psychologist at CFCG. Dr. Reder provides individual, couples and family psychotherapy to adolescents, young adults and older adults. Dr. Reder’s therapy style is informed by psychodynamic/object relations and humanistic theory which she incorporates utilizing an integrative therapy approach tailored for each client’s specific needs. Special therapy interests include: depression, anxiety, relationship difficulties, sexual problems, GLBT issues, trauma including sexual assault, and working with individuals of different cultures dealing with acculturation issues.

Dr. Reder received her doctorate in clinical psychology from Wright State University’s School of Professional Psychology in Dayton OH. She worked in a range of clinical settings including community mental health clinics, and Employee Assistant Program. Dr. Reder spent the last 8 years training and working in college mental health centers focusing on providing psychotherapy to young adults (18-30).

Dr. Reder is currently licensed by the Commonwealth of Virginia and New York state. She is available Monday through Fridays: morning afternoon and evenings.

To Contact Dr. Reder: call (703) 352-3822 ext. 1024

John Wires, Ph. D.

Licensed Clinical Psychologist / Neuropsychologist

Dr. Wires offers preschool, child, adolescent, adult and geriatric psychological and neuropsychological testing; child, adolescent and adult psychotherapy; behavioral and cognitive treatment of anxiety and depressive disorders; and emotional and cognitive rehabilitation of central nervous system disorders. He provides cognitive rehabilitation for difficulties including working memory, attention/concentration, and executive skills, through the Cogmed program. He has a special interest in the use of cognitive testing for the early identification of dementia.

As an adjunct faculty member at the George Mason University, Dr. Wires has taught courses in physiological and clinical psychology. He offers lectures to various groups on topics such as learning disabilities, Attention Deficit Disorder, dementia, and traumatic brain injury. Professional societies of which Dr. Wires is a member include the National Academy of Neuropsychology, International Neuropsychological Society, and the American Psychological Association Division 40.

Available for appointments Monday through Thursday, 9am to early evening.

  • 24/7 Voice Mail & E-Mail
  • To contact Dr. Wires: (703) 352-3822 Ext. 1023

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