Associates in Behavioral Diagnostics and Treatment

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Learn About Our Professionals

At Associates in Behavioral Diagnostics and Treatment, our staff may have varied backgrounds, but we are all united in our mission to help our clients. Our clinicians have a wide range of specialty training and experience to better help you and your family.

 

Amanda L. Pelphrey, Psy.D.

Amanda L. Pelphrey, Psy.D. is a clinical psychologist, licensed in PA, and the founder and co-owner of the group practice (AIBDT).  

A graduate of Miami University (B.A.) & Indiana University of Pennsylvania (Psy.D.), Dr. Pelphrey is a Child Psychologist who specializes in psychological testing & diagnostics, child development and neurobehavioral disorders, including ADHD, anxiety disorders, autism spectrum disorders, infant/toddler developmental delays, language and cognitive impairments, learning disorders and Tourette's disorder. Dr. Pelphrey also has special interest in working with young adults with intellectual disabilities.

Dr. Pelphrey previously worked at United Cerebral Palsy in upstate NY, as well as at the Child Development Unit at Children's Hospital of Pittsburgh. She held adjunct teaching positions in child development (Wells College) and learning and behavior (Chatham University). She is published in preschool development literature (Developmental Behavioral Pediatrics, 4e , 2009). Dr. Pelphrey is a member of the Society for Developmental and Behavioral Pediatrics, Pennsylvania Association for Infant Mental Health, and the PA Psychological Association. 

 

Andrew J. Ward, Ph.D.

Andrew J. Ward, Ph.D. is a clinical psychologist, licensed in PA, and co-owner of the group practice. He specializes in adolescent and adult psychotherapy, substance abuse/addiction treatment, couples therapy, anxiety/depression and relationship issues. 

 A graduate of Duquesne University, Dr. Ward also has expertise in psychological evaluations and differential diagnosis with a wide range of behavioral and mental health conditions with children, adolescents, and adults, including anxiety, depression, conduct disorders, ADHD, and learning disorders as well as understanding and incorporating the role of personality and environmental factors on behavior and emotions. Dr. Ward is a member of the PA Psychological Association.  

 

Holly Gastgeb, Ph.D.

Holly Gastgeb, Ph.D. is a clinical and developmental psychologist who is licensed in PA. She is a graduate of the University of Pittsburgh, with over 10 years of experience diagnosing, assessing, designing and implementing interventions, and conducting research with individuals with autism spectrum disorder (ASD) from toddlerhood through adulthood.

Dr. Gastgeb is the licensed clinical psychologist for the Pitt Early Autism Study at the University of Pittsburgh and performs assessments for the Autism & Development Disorders Inpatient Research Collaborative (ADDIRC) Pittsburgh site at Western Psychiatric Institute and Clinic. She has presented her research at 14 national and international autism and child development conferences and published 9 research articles in top peer-reviewed journals.

Dr. Gastgeb is also the CEO of Rufus Robot, Inc., a virtual company that makes mobile applications for children with ASD and other learning differences.

Dr. Gastgeb provides psychological assessment services from early childhood to college age, including evaluations for ADHD, learning disabilities, and other emotional and behavioral difficulties. She also specializes in early diagnosis of ASD in infants and toddlers and adult ASD evaluations/diagnosis.

Dr. Gastgeb is a member of the American Psychological Association, Pennsylvania Psychological Association, International Society for Autism Research, and the Society for Research in Child Development.

Katie Stahler, Psy.D.

Katie Stahler is a PA licensed psychologist and certified school psychologist.  She graduated from Duquesne in 2012, and has over 8 years of clinical experience working with children and adolescents with challenging behaviors in home, school, and clinical settings.  Dr. Stahler offers psychological testing and diagnostics, psychoeducation assessments, and behavioral consultation.  She is also experienced with Parent-Child Interaction Therapy (PCIT), individual, and family therapy. 


Dr. Stahler specializes in preschoolers, children, and adolescents presenting with challenging behaviors, including Autism Spectrum Disorders (ASD), ADHD, ODD, and OCD.  She also has extensive experience assessing and treating individuals with anxiety, depression, learning difficulties, and emotional regulation challenges.   She is particularly interested in the early diagnosis and treatment of ASD.  Dr. Stahler belongs to the American Psychological Association and National Association of School Psychologists. 

Sarah B. Bartko, MS, NCC, LPC

Sarah B. Bartko, MS, NCC, LPC is a licensed professional counselor who specializes in therapy with children, adolescents, and adults. Her expertise is in autism spectrum, tic disorders, behavior modification, parent training, and women's issues/depression.

Sarah is certified from the Behavior Therapy Institute (BTTI) for specialty treatment in Tourette's Disorder as well as in Obsessive Compulsive Disorder (OCD).

Christie Kelly, MA, NCC, LPC

Christie Kelly, MA, NCC, LPC is a licensed professional counselor who specializes in therapy for children, adolescents, and adults, including expertise in autism spectrum, tic disorders, behavior modification, parent training, ADHD, Down Syndrome, and women's issues/depression.

Christie has had advanced training in functional behavior assessment and treatment planning.

 

Deborah Volek, MS, LPC

Deborah Volek, MS, LPC is a licensed professional counselor who specializes in counseling for adolescents, adults, and couples. She has a special interest in Christian counseling, as well as mood and anxiety disorders.

 

Daria Minton, MS, LMFT 

Daria Minton, MS, LMFT is a licensed marriage and family therapist. As a graduate of Northwestern University, she has extensive experience treating individuals, couples, children and families.

She uses a brief, systemic, and integrative approach that addresses people in the context of relationships. She has specialty training as a Gottman Seven Principles Program Educator as well as Gottman Bringing Baby Home Program Educator.

 

Libreta Turner, MS, NCC, LPC

Libreta Turner, MS, NCC, LPC is a licensed professional counselor who specializes in therapy for children, adolescents, and adults with expertise in the treatment of obsessive compulsive disorder, including treatment of OCD in children with autism.

She has over 3 years of experience with the OCD Intensive Outpatient Program at Western Psychiatric Institute & Clinic and has completed in-depth training workshops with the IOCDF Training Institute (BTTI) and the Beck Institute for cognitive behavioral therapy. In addition, she has experience with treatment of focused repetitive behaviors, behavior modification, emotion regulation and anxiety disorders.

 

Michelle L. Butcher, MA, LPC

 Michelle Butcher, MA, LPC  is a Licensed Professional Counselor with more than a decade in the counseling  field.  Her specific population of interest includes Adults, Couples, Families,  those individuals struggling with  Women’s Centered Issues ( Infertility, Post Partum, Parenting, etc) , LGBTQ issues, Gender Identity, Gender Questioning,  Parent Coaching , and those working through Generalized Anxiety and Depression.


Michelle considers herself  a challenger…a challenger of truth, a challenger of knowledge, a challenger of strength and a challenger of self. The foundation of her therapeutic process is based in guiding clients toward increased self-awareness and ultimately, the achievement of their desired goals.


Resourceful and well-informed, she excels at articulating messages that others need to hear. Through thoughtful dialogue and poignant feedback, she encourages her clients to dig deep, face fears and bring about change to their thinking.


Michelle pushes her clients to think outside of the box as well as outside of themselves to seek answers, directions and perspectives that may often be overlooked. 


Always client-centered, Michelle finds it particularly meaningful to work with people who are truly invested in doing the hard work of therapy, with people who are searching to learn more about who they are and how to make forward progress in their lives.

 

Tammie Barkus, LCSW

Tammie Barkus, LCSW is a licensed clinical social worker and certified drug and alcohol counselor. She specializes in therapy for children, adolescents and adults.

Tammie has over 10 years of experience in autism spectrum disorders, ADHD, anxiety, depression, mood disorders and dual-diagnosis. She has had advanced training in functional behavior assessment and is proficient with the development and implementation of behavioral interventions.

 

Daniella Parrish, MSCP, LPC, LBS 

Daniella Parrish, MSCP, LPC, LBS is a licensed professional counselor and a licensed behavioral specialist. She has expertise in providing therapy services from early childhood to adults, including individual as well as couples and family therapy.

She has over 5 years of experience in autism spectrum disorders, intellectual disability disorder, ADHD, anxiety, depression, mood disorders, oppositional defiance, disruptive behaviors and group therapy. She has had training in functional behavior assessment and applied behavioral analysis. She has extensive experience with the development and implementation of behavioral interventions, as well as providing parent training for improving behavioral management strategies.

Janie Gibson, MS.Ed., LPC

Janie Gibson, MS.Ed., LPC is a licensed professional counselor who specializes in therapy with children, adolescents, and adults, with expertise in ADHD, depression, anxiety, and couples/family counseling. She has a special interest in working with adolescents and young adults coping with the stressors and changes associated with that time of life. Janie is certified in functional behavior analysis and has extensive experience with the implementation of behavioral interventions.

 

Amit Fenton, MS, LPC, NCC

Amit Fenton, MS, LPC, NCC is a licensed professional counselor who has expertise in working with children, adolescents, and adults who possess a wide range of needs and strengths. These include autism spectrum disorders, ADHD, anxiety, depression, OCD, trauma, grief and loss, and family relationships.

Amit has been providing individual and family therapy for over 8 years across multiple settings and has a strong interest in helping individuals fulfill their goals and reach their full potential.

Megan P. Flinchbaugh, MS, NCC, LPC

Megan P. Flinchbaugh MS, NCC, LPC is a licensed professional counselor who specializes in the treatment of adults, adolescents, and children with a strong background in Trauma, Anxiety Disorders, Depression, ADHD, and defiant disorders in children. Megan is trained in Trauma-Focused Cognitive Behavioral Therapy and has utilized a number of treatment modalities including CBT, Mindfulness, and behavior modification techniques. She also works with families and parenting support issues to assist with managing child behavioral problems.

Megan graduated with a masters from Edinboro University and spent six years working in the field of wraparound with families and as a counselor for an intensive summer program for children with ADHD. Megan enjoys working with individuals, families, and couples and takes a hands on approach to therapy using individualized interventions and materials to meet each client's needs.

Email:  [email protected]

Rachel A. Cornelius, M.A., LPC

Rachel A. Cornelius, M.A., LPC is a licensed professional counselor who specializes in the treatment of children, adolescents, and families. Her expertise is in mood disorders, trauma, anxiety, behavior modification, and Autism Spectrum Disorders. Rachel has advanced training Trauma-Focused Cognitive Behavioral Therapy, Functional Behavior Assessment, and crisis intervention.  She also brings years of experience working collaboratively with psychiatrists while working in residential and psychiatric treatment settings, which provides a strong foundation of  knowledge in integrating therapy with medical treatment approaches to support patients who are receiving psychiatric services as well.
Email: [email protected]

Jaimie L. Parker, MS, NCC, LPC, CPRP

Jaimie Parker, MS, NCC, LPC, CPRP, is a licensed professional counselor with over 10 years of experience in the mental health field. A graduate from the University of Pittsburgh and Carlow University, Jaimie worked at Western Psychiatric Institute and Clinic for more than 7 years, working with a diverse demographic. Jaimie provides therapy for children, adolescents, and adults in individual, family, and couples counseling sessions. 

Jaimie utilizes Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, and Mindfulness skills to assist client's in their therapeutic journey.  Jaimie specializes in clients coping with mood and anxiety disorders, PTSD, ADHD, eating disorders, life transitions, and chronic mental illness. 

Robert Ryan, MSCP LPC NCC

Robert Ryan, MSCP, LPC, NCC is a licensed professional counselor who specializes in the treatment of children, adolescents, and families. Robert earned his Master of Science in Counseling Psychology from Chatham University and attended Penn State University for his undergraduate studies in psychology.  


His expertise is in trauma, mood disorders, disruptive behavior, and anxiety. Robert is certified in Trauma-Focused CBT and has utilized a number of therapeutic modalities including traditional CBT, Mindfulness Therapy, and Play Therapy. More recently, Robert has developed a therapeutic curriculum for children that will be utilized in five intensive outpatient clinics within the next three years.


Robert has worked in tandem alongside psychiatrists, as well as, other mental health and physical health professionals to better serve his clients within school, residential, and outpatient settings.

Email: [email protected]

Katy Miller, LPC, NCC

Katy Miller is a licensed professional counselor who has extensive experience providing psychotherapy to adults, couples, children and families. Katy's clinical interests include perinatal psychology (infertility, pregnancy, birth, adoption, adjustment to parenthood), depression, anxiety, relationships, couples therapy, trauma, life transitions, multicultural issues, emerging adulthood, and parent/child conflict.


Katy offers a collaborative and relational approach to psychotherapy, taking an integrative stance that draws on systemic principles and incorporates emotionally focused therapy, attachment therapy, and eco structural family therapy, as appropriate for each individual. Katy provides a non-judgmental environment where patients can safely explore the challenges that have arisen in their lives, with the aim of creating greater understanding and meaning, decreasing distress, and identifying and changing maladaptive patterns.

Grant Kissel, MS, LPC

Grant Kissel is a Licensed Professional Counselor who received his Bachelor’s degree from Indiana University of Pennsylvania, and his Master’s degree from Chatham University in Counseling Psychology.  He has 6 years of experience working as an outpatient therapist in the community health and private setting with older children, adolescents, adults, couples, and families.  Grant has been employed in the mental health field for the last 10 years and also worked as a Drug/Alcohol Therapist.  Grant provides counseling to clients with a wide variety of mental health concerns and life issues including anxiety/panic, addiction recovery, depression/mood swings, anger management, grief/loss, family issues, behavior problems, trauma, relationship problems, self-esteem, communication issues, and adjustment problems. 


Grant utilizes a diverse and wide ranging approach when working with clients to find what works best for them and utilizes Solution Focused, Acceptance and Commitment Therapy, Dialectical Behavioral Therapy, Motivational Interviewing, and Person Centered approaches.  Grant focuses on making a strong client/therapist relationship, working together to build steps for goals, skills clients can learn and implement to improve their overall mental health, and a positive/safe environment for clients to be open and move forward.  In his personal life Grant enjoys riding his motorcycle, spending time with family, being active outside, Pittsburgh sports, and getting exercise with his bulldog.

Sara Green, LCSW

Sara Green is a licensed clinical social worker.  She graduated from University of Pittsburgh with a Master’s Degree in Social Work in 2013, and has over 7 years of clinical experience working with children and adolescents with challenging behaviors in home and clinical settings.  Ms. Green is certified in Parent-Child Interaction Therapy (PCIT) and has experience with individual as well as family therapy. 


Ms. Green specializes in preschoolers, children, and adolescents presenting with challenging behaviors, including Autism Spectrum Disorders (ASD), ADHD, and ODD. She also has extensive experience assessing and treating individuals with anxiety, depression, and emotional regulation challenges.  

Gretchen Jean Boehm, MS, NCC, LPC

Gretchen is a licensed professional counselor who is also distance counseling certified.

 

Gretchen received her undergraduate degree in psychology at Edinboro University and went on to complete her graduate work at Gannon University where she received her Master’s level training in Community Counseling. 

 

Specialties include working with children, adolescents, adults and families to improve areas concerning anxiety, depression, improving relationships with formal and informal supports, parent education, behavior modification, self-image, and family systems work.

 

Gretchen has over 15 years of experience within the helping field and shares a well-rounded approach to her counseling style due to her multi-faceted work including:  partial hospitalization, residential treatment, wrap-around, therapeutic recreation, school-based therapy, multi-systemic therapy, family based, outpatient and private practice.

Heather Massolini, MS, LPC, NCC

Heather Massolini, MS, LPC, NCC has had over 15 years of experience working with children in a wide variety of settings including residential treatment, wraparound and outpatient.  Heather’s clinical interests include trauma, anxiety, depression, transitional issues and mood disorders.  She received her undergraduate degree from Duquesne University in Psychology and Studio art and then received a Master’s of Science in Professional Counseling from Carlow University.  She uses person centered talk/play therapy and incorporates traditional modalities of therapy including CBT and DBT to develop an individualized and eclectic therapeutic approach to treatment. 


Email: [email protected]

Lindsay Motts, MSEd, LPC, LBS

Lindsay Motts is a licensed professional counselor and licensed behavior specialist who specializes in the treatment of adolescents, children and adults. Lindsay additionally specializes in the treatment of Autism Spectrum Disorders,Trauma, Depression, Anxiety, ADHD, and conduct disorders in children. As a therapist, Lindsay utilizes CBT, DBT, mindfulness, and person centered techniques to support client needs. 

Lindsay graduated with a master's degree in Counselor Education at Duquesne University. Lindsay has over 6 years in the mental health field across home, school and community settings. Lindsay is certified in functional behavior analysis and implementing behavior modification interventions to support client needs. 

Email:  [email protected]

Jill Pawlowski, LPC

Jill Pawlowski is a Licensed Professional Counselor with a BA in Psychology from Point Park University and a Master's degree in Counselor Education with a concentration in Marriage and Family Therapy.  Jill has over 20 years of experience in the mental health field with MDD, Schizophrenia, Bipolar Disorder, Family Systems and Couples Counseling, and Developmental Disabilities.

Michelle Toth, MS, LPC

As a Licensed Professional Counselor, Michelle supports and guides individuals, children, adolescents, teens and families through personal hardships. Michelle offers a warm, safe and compassionate environment, and tends to be very person-centered in her counseling approach but also uses Solution-Focused and Cognitive Behavioral Therapy approaches. Michelle believes caregivers are the experts in providing insight into their family and simply bringing light to their own expertise.

 

In family therapy with children, Michelle offers sessions individually with the child in conjunction with individual sessions with caregivers and together as a family. Michelle has been working with children and families for 15 years and specializes in behavior modification, ADHD, adjustment, domestic adoption/foster care and general family disruption. Michelle has 8 years of experience in the public school setting and is comfortable in guiding families through various school challenges they may be facing with their child.

 

Michelle works with children with dual diagnoses, trauma and grief and loss issues.  She believes we all have the ability to overcome struggles and lead a satisfying life. Michelle's ultimate goal is to ignite the power in her clients to be life-long problem solvers, overcomers and masters of their own destinies. 

Email: [email protected]

Heidi Stelzig, MSEd., LPC

Heidi Stelzig, LPC is a Licensed Professional Counselor who earned her Master's Degree in Clinical Counseling from the University of Dayton.  She earned her Bachelor's Degree in Psychology from Otterbein College and started her academic accomplishments by earning and Associate's Degree in Mental Health/Chemical Dependency/Mental Retardation from Columbus State Community College.


Ms. Stelzig has been in the counseling profession for 23 years.  Her clinical experiences include individual and group work with children, adults, couples and families.  She has extensive experience in treating children and adults in a variety of settings including Outpatient Private Practice, Behavioral Health Rehabilitative Services, Foster Care, Juvenile Correctional Facilities, Group Homes, Partial Hospitalization, and Intensive Care.


Ms. Stelzig offers client-centered and cognitive behavioral therapy to adults.  In her work with children, she utilizes the relationship, play therapy, behavior modification, and partnering with parents to help children overcome behaviors, thoughts, and emotions that interfere with emotional, social, and academic functioning.  Her focus with parents includes offering emotional support and the teaching of positive parenting skills.  Parents may be requested to join in the play which will enable them to learn esteem enhancing techniques and ultimately help sustain their child's growth.  Active participation between sessions often aids children and families to reach optimal growth and success.  Therefore, "homework" may be assigned and celebrated.  Ms. Stelzig believes that children are best served by their team of family and professionals.  To that end, collaboration is key.


Email: [email protected]

Brittney N. Mendiola, MS, LPC

Brittney N. Mendiola, MS, LPC is a licensed professional counselor who specializes in the treatment of young children, adolescents, adults, and families, with an expertise in trauma, behavior modification, parent training, anxiety, depression, and couples/family counseling. She received her undergraduate degree from Duquesne University in Psychology and earned her Masters degree in Professional Counseling from Carlow University.

Brittney is a nationally rostered Child Parent Psychotherapist (CPP), an intervention for children and parents who have experienced trauma. Brittney enjoys utilizing this therapeutic approach to help children and their caregivers work through both shared and individual traumatic experiences in a way that enhances feelings of attachment and strengthens the bond between parent and child. Additionally, Brittney is trained in Parent Child Interaction Therapy (PCIT) and currently working towards certification.


Email: [email protected]