Brett A. Presley, MD

Board Certified Psychiatrist

Brett A. Presley received his Bachelor of Science (BS) from Hillsdale College, and his Doctor of Medicine (MD) from Indiana University School of Medicine in 1993. Dr. Presley completed his psychiatry residency at Indiana School of Medicine in 1997, working with a variety of populations. Dr. Presley has worked in diverse settings, including inpatient hospitals, outpatient clinics, pharmaceutical research, crisis units, Suboxone clinics, outpatient substance abuse, and medical inpatient.  Dr. Presley has held numerous leadership positions including medical director of an inpatient unit, as well as associate medical director for a large community mental health center.  Dr. Presley has supervised APN’s, psychiatry residents, medical residents, physician assistants, and psychotherapists.  He is a Board Certified Psychiatrist by the American Board of Psychiatry and Neurology.  Dr. Presley provides medication management and psychoeducation starting at age 17 and spanning the lifespan. 
Dr. Presley works extensively in treating people suffering from opioid dependence, and is accepting a limited number of clients into medically-assisted treatment (MAT) for this epidemic problem.  Clients enrolled in MAT at Evergreen Psychological Services, LLC will attend both weekly individual substance dependence therapy sessions with a licensed addictions therapist, and attend regular sessions with Dr. Presley to manage medications to comfortably overcome their dependence on opioids and get their lives back on track.  Dr. Presley specializes in the treatment of co-occurring mental health conditions, such as anxiety and depression, that often accompany opioid dependence.  Without proper treatment of co-occurring conditions, long-term recovery from addiction is rarely successful.  He is currently accepting new clients.
Areas of Special Interest
  • Depression

  • Anxiety

  • Adult ADHD

  • Mental Health in Persons with HIV/AIDS

  • LGBT Issues

  • Chronic and Serious Mental Illness

  • Schizophrenia and Other Psychotic Disorders

  • Substance Use Disorders

  • Opioid Treatment

Kelly C. Young, PsyD., HSPP

Kelly C. Young received her Bachelor of Arts (BA) in psychology from Miami University, her Master of Arts (MA) in clinical psychology from the University of Dayton, and her PsyD. from the University of Indianapolis in September 2008.  Dr. Young completed her doctoral internship in New York City, where she worked in a community mental health center that specialized in the long term treatment of adults and children from a psychodynamic perspective.  Clinically, Dr. Young has interests in working with people who have character pathology, identity issues, and have experienced trauma.  She provides psychological assessment for learning disabilities, emotional disorders, personality, and behavior disorders.

Areas of Special Interest
  • Psychodynamic Therapy of Adults

  • Identity and Relational Disorders

  • Domestic Violence and Trauma

  • Psychological Assessment

Stephanie L. Drescher, PsyD., HSPP

Stephanie L. Drescher graduated from Manhattanville College in Purchase, New York with a bachelor’s degree in English, and a minor in psychology.  After obtaining her undergraduate degree, Dr. Drescher moved to Indiana and pursued a Master’s degree in Counseling Education from IUPUI and began providing individual therapy, as well as addiction recovery groups, for individuals involved with the legal system. Dr. Drescher received her Doctorate in Psychology from the University of Indianapolis.  Since graduation, she has worked in multiple different settings and with a wide range of populations.  As a psychologist in a college counseling center, Dr. Drescher gained experience helping young adults navigate major life changes and serious mental health concerns, and she also learned the importance of family interactions and helping parents to support their children into successful adulthood.  As a correctional psychologist in a maximum security prison, Dr. Drescher developed and instituted programs to educate and guide offenders into making better decisions.  Working with the geriatric population in nursing homes and rehabilitation centers, Dr. Drescher had the opportunity to treat individuals with a wide range of difficulties such as dementia, psychosis, and mood disorders.  She gained an appreciation for the gravity of end of life questions, and the progression from fear to acceptance of the brevity of life. Throughout her clinical practice, Dr. Drescher has found that individuals most often benefit from recognizing where their strengths lie, and working towards improving their skills in the areas that are preventing them from living the full life they want to live.  She is a proponent of the idea that the individual is his/her/their own expert, and her role is to help the person to identify what they are willing to do in order to achieve their personal goals. 

Areas of Special Interest

  • Therapy With Adults Through Geriatric Populations

  • Depression 

  • Anxiety

  • Psychosis

  • Personality Disorders

  • Eating Disorders (over-eating, binge eating, and body acceptance)

Colin M. Rak-Dietz, Ph.D., HSPP

Colin M. Rak-Dietz received his Bachelor of Arts (BA) from Lewis and Clark College in Portland, OR and his Masters of Arts (MA) in clinical psychology and Ph.D. from California School of Professional Psychology in San Francisco, CA. Dr. Rak-Dietz completed his doctoral internship at Butler University Consortium where he worked at Butler University Counseling and Consultation Services and a local community mental health clinic. He completed his post-doctoral fellowship at University of California at Santa Cruz Counseling and Psychological Services. Throughout his career, he has worked in high school, university, community mental health, and veterans’ affairs settings, which enabled him to address a wide array of presenting concerns.  He has experience working with individuals across the lifespan, as well as couples and family work. His clinical approach is strengths-based and client-centered while utilizing techniques from evidence-based practices such as Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), and Acceptance and Commitment Therapy (ACT). His practice also includes providing psychological assessment for learning disabilities, emotional disorders, personality, and behavior disorders.


Areas of Special Interest

  • Therapy with Children (11+), Adolescents, and Adults

  • Trauma

  • Gender and Sexuality

  • Grief and Loss

  • Self-harming Behaviors

  • Substance Use Disorders

  • Schizophrenia and Other Psychotic Disorders

  • Psychological Assessment with Adolescents and Adults

Aimee B Dershowitz, Psy.D., HSPP
Aimee B. Dershowitz received her Bachelor's Degree of Science (BS) in Psychology from the University of Georgia in 2008, her Master of Arts (MA) in clinical psychology from the University of Indianapolis in 2010, and her doctorate from the University of Indianapolis in 2013. During her doctorate training, she completed concentrations in Children and Adolescents as well as Health Psychology. Dr. Dershowitz completed her internship at a private practice in Harrison, Arkansas where she worked with children, adolescents, and adults in outpatient therapy as well as providing 3-5 psychoeducational assessments per week in local schools. Following her internship, Dr. Dershowitz joined a rural community mental health center where she continued to see children, adolescents, and adults on an outpatient basis while completing psychological testing for various referral sources. In addition, Dr. Dershowitz was the Training Director for the internship program at the community mental health center as well as the Director of Diversity Enhancement for the great lakes region of an internship training consortium. Clinically, Dr. Dershowitz has interests in working with children and adolescents with Anxiety, Depression, behavior concerns, Autism Spectrum Disorders, and parent/child conflicts. Additionally, she enjoys working with adults experiencing Anxiety, Depression, Autism Spectrum Disorders, LGBTQ issues, and Personality Disorders. Dr. Dershowitz provides assessment services to rule out or confirm diagnoses such as Autism Spectrum Disorder, ADHD, Intellectual Disability, Learning Disability, Mood Disorders, and Personality Disorders. Dr. Dershowitz believes that every person has the right to be able to live a full, successful, and meaningful life. She wants to help you or your child make positive changes in life to reduce struggle. She creates a warm, nonjudgmental environment that allows her clients to have the space to explore various solutions and find what works best for them.

Areas of Special Interest

  • Infant and Early Child Mental Health

  • Child, Adolescent, and Adult Psychotherapy

  • Parent-Child Dyad Concerns

  • Behavioral Difficulties

  • Mood and Anxiety Disorders

  • Autism Spectrum Disorder

  • Psychological Assessment with Children, Adolescents, and Adults

Rosalind A. Schmutte, PsyD., HSPP

Rosalind A. Schmutte graduated with a Bachelor of Science (BSN) in nursing from Indiana University. She previously worked as a registered nurse in the emergency room, critical care, and psychiatric units. She graduated from the University of Indianapolis in 2002 with a doctorate (PsyD.) in clinical psychology. She completed her doctoral internship and postdoctoral year in community mental health centers. She has worked as a sole practitioner in private practice as well as other settings, including the Indiana Department of Corrections, where she completed court ordered adolescent psychological evaluations and in hospital settings as a member of multidisciplinary team, with a focus on healing the mind and the body. She has been an adjunct faculty member, teaching undergraduate and graduate level courses in abnormal psychology, health psychology, and clinical assessment. She offers her clients a unique perspective with the use of evidence-based approaches intertwined with a biopsychosocial model of holistic health. This model looks at the combination of physical, psychological, and social/environmental contributions to each person’s life that promote an overall sense of well-being.


Areas of Special Interest

  • Therapy with Children (8+), Adolescents, and Adults

  • Depression

  • Anxiety

  • Behavioral and Psychological Factors Related to Disease and Health Issues

  • Coping with Health Challenges

  • Psychological Assessment with Children, Adolescents, and Adults

  • Parenting Concerns