Alpine Clinic

Clinical Staff


Nizar El-Khalili, M.D. Board Certified in Psychiatry, Adolescent Psychiatry, Geriatric Psychiatry, and Addiction Psychiatry.

Aldo A. Buonanno, M.D. Board Certified in Psychiatry. Dr. Buonanno provides a full range of services for adults, adolescents, and children beginning at age 6. This includes the treatment of anxiety, depression, Bipolar Disorder, Attention-Deficit/Hyperactivity Disorder and Obsessive-Compulsive Disorder.

Fadia Aldahan, M.D. Dr. Aldahan is a child and adolescent psychiatrist and Board Certified Adult Psychiatrist. She completed her residency and fellowship at Indiana University. She has extensive experience in treating Attention-Deficit/Hyperactivity Disorder (ADHD), Autism Spectrum Disorders, mood disorders (including depression and bipolar), and childhood anxiety disorder.

Jayati K. Singh, M.D. Board Certified in Psychiatry. Dr. Singh provides a full range of services for adults, geriatrics, and adolescents. Doctor Singh has additional training and interest in Women’s Mental Health. This includes treatment of gender related mental illnesses such as Premenstrual Dysphoric Disorder (PMDD, PMS), menopause related psychiatric illnesses, psychiatric treatment of disorders during pregnancy and postpartum.


Kelly S. Earnst, Ph.D., HSPP Dr. Earnst specializes in neuropsychological and psychological assessment of children and adults. Evaluation for children and adolescents involve assessment of attention deficit hyperactivity disorder, learning disabilities, autism-spectrum disorders, and emotional and adjustment difficulties. Adult and geriatric evaluations involve assessment of memory problems, Alzheimer’s disease and other dementias, competency, attention deficit hyperactivity disorder, traumatic brain injury, depression and other emotional difficulties, and chronic pain.

Jill E. Salem, Ph.D., HSPP Dr. Salem specializes in neuropsychological and psychological testing with children and adults to assess their cognitive and emotional functioning and to assist in diagnosis and treatment and/or educational planning. Her experience includes working with individuals with learning disabilities, attention-deficit/hyperactivity disorder, autistic spectrum disorders such as Asperger’s Disorder, traumatic brain injury, stroke, epilepsy, memory problems, Alzheimer’s disease and other dementias, and psychiatric, emotional, and adjustment difficulties.


Cezanne Elias, Ph.D., LMFT Dr. Elias specializes in family therapy, couples therapy, and individual therapy with people of all ages. Dr. Elias has a passion for helping clients whose issues include chronic illness, chronic pain, terminal illness, and bereavement. Specifically, Dr. Elias has worked with oncology patients and their families from those diagnosed in early childhood to those diagnosed in late adulthood. Other areas of interest include depression, anxiety, stress management, and adjustment.

Brooke R. Olsen, Ph.D., HSPP Dr. Olsen, Child Clinical Psychologist, specializes in the evaluation and treatment of a full range of child and adolescent disorders, including behavioral and emotional components of children’s medical problems, attention deficit/hyperactivity disorder, behavioral problems, learning disability assessment, adjustment problems, anxiety disorders, and childhood depression.

Gregory R. Waitkoff, Psy.D., HSPP Dr. Waitkoff specializes in adult services that include relational and family concerns, anxiety, depression, change-of-life transitions, mood swings, reactions to stress and grief and bereavement. Dr. Waitkoff also assists in therapeutic services for individuals and their families who have been diagnosed with Bipolar Disorder and Schizophrenia. Psychological testing services are also available for children, adolescents and adults to assess for ADHD, emotional and behavioral difficulties, I.Q, and achievement/social skills functioning, and personality traits.

Wesley H. Ward, Ph.D., HSPP Dr. Ward has 25 years of experience providing humanistic, compassionate services for children, adolescents, adults, couples, and families. Services include most childhood and adolescent issues such as parent-child issues, behavior problems, school related concerns, and mood/anxiety issues. Specifically, Dr. ward provides individual therapy, martial therapy and Psychological Evaluations for adults, adolescents, and children, age 4 and older for: Attention-Deficit/Hyperactivity Disorder, Oppositional Defiant Disorder, Conduct Disorder, Adjustment Disorders, Depression and Anxiety Disorders including Bipolar Disorder, Obsessive Compulsive and related Disorders, Posttraumatic Stress Disorder, Enuresis and Encopresis, Substance Abuse issues, Personality Disorders, Marital issues, Learning issues, Asperger’s Disorder, Life Transition, Grief and Loss, and Adult ADHD.



Lisa Cree, LMHC, LCAC, ADS Lisa Cree is a licensed mental health and addictions therapist who has several years of experience working with adolescents and adults. She has a passion for helping individuals who have had problems due to their drug or alcohol use. Other areas of interest include working with individuals who struggle with depression, anxiety, self-esteem issues, oppositional behaviors, stress management problems, self-harming behaviors, and adjustment difficulties. Lisa is also licensed as an Acupuncture Detoxification Specialist. 

Marcus T. Jacobs, LMHC, LAC, MAC Marcus Jacobs is a Licensed Mental Health Counselor, Licensed Addictions Counselor (Indiana License), and a Master Addictions Counselor through the National Association of Forensic Counselors. Marcus has 26-years experience in the mental health field. He specializes in addictions as well as individual and family therapy. Marcus understands the importance of working with the whole person in their journey towards a unique, more fulfilling life.


Regi S. Abraham, MSW, ACSW, LCSW Regi Abraham specializes in individual and family therapy with children (ages 5-12), adolescent girls and adults. Areas of interest include divorce recovery, grief and loss, relationship and family of origin issues, adjustment issues, self-esteem, developmentally disabled individuals, ADHD, abuse and mood disorders. Christian counseling will be offered if requested by clients.

Carol Cook, MSW, ACSW, LCSW Carol Cook specializes in individual therapy with adults 18 years of age and older with a special interest in relationship issues, the treatment of mood disorders, sexual abuse, and grief. She also works with family of origin issues that are impacting the present.

Lisa L. Coston, MS, LMHC Lisa Coston works with children, adolescents, and adults. She specializes in treating survivors and perpetrators of violence. She provides individual, group, and family therapy for people needing help with these issues. She also has an interest in working with adolescents who have been identified as having conduct disorder, posttraumatic stress disorder, self-harm and adolescent adjustment issues. She is trained and has experience in play and group therapy for children, adolescents and adults. She uses experiential experiences to assist clients in the change process.

Jacque Hanslow, LMHC Jacque is licensed as a mental health counselor in the state of Indiana. Since earning her master’s degree in counseling ministry in 2001, Jacque has had the privilege of journeying with people in various stages of life, dealing with a variety of life issues. She has a passion for ministering to the hurt and broken with compassion and integrity. Specific areas of interest include mood disorders such as anxiety and depression in children, adolescents, and adults, as well as the struggles often associated with mood disorders. Jacque draws from a range of interventions in order to best meet her clients’ needs, drawing upon the therapeutic relationship in order to facilitate change. She frequently utilizes supportive therapy techniques in using DBT, solution-focused therapy, and therapeutic play activity to further assist her clients in meeting life’s challenges. Christian counseling is provided at the request of the client.

John Kish, MA, LCSW John Kish is a Licensed Clinical Social Worker earning his degree from the University of Chicago. John’s area of specialty includes working with children, adolescents and adults in individual, family and couples treatment addressing issues such as depression, anxiety and panic attacks, defiance and oppositional behaviors, ADHD and school problems, communication breakdown, marital/couples and family conflict, anger issues, grief and loss, adjustment and work related problems. Other areas of experience include men’s issues, homosexual and gender identity issues.

Jerome L. Mattern, LCSW, LMHC Jerry Mattern provides individual, couple and family therapy. Principle approaches include Cognitive Behavioral Therapy, Strengths Perspective, Systems Theory, Interpersonal Communication skill building, and if desired by the patient, Christian counseling. Areas of interest include the following: depression and anxiety interventions, communication and relational skills, parenting interventions, anger management, stress management, academic or employment difficulties, career counseling, counseling and referral services for individuals and families adjusting to disability or advancing age, and identification of community and internet resources. Other areas of interest include: ADHD, high functioning Autism Spectrum Disorder, panic attacks, and grief/loss/trauma.

Kathy Murray, MSW, LCSW, LISW Kathy Murray is a Licensed Clinical Social Worker and Licensed Independent Social Worker. Kathy’s area of specialty includes working with adults and adolescents struggling with depression, anxiety disorders, trauma, grief/loss issues, stage of life adjustment, self-esteem issues, relationship challenges/divorce, and adoption issues. Kathy is client-centered and strength-based Utilizing Cognitive Behavioral Therapy, Relations Therapy, Supportive Therapy, Mindfulness-Based Therapy, Motivational Interviewing and components of Dialectical Behavioral Therapy (distress tolerance and emotion regulation). Kathy has worked with clients struggling with severe mental illness such as Schizophrenia and Schizoaffective Disorder.

Barbara A. Osborn, MSW, LCSW, CAC Barb works with children, adolescents, and adults. She helps patients address: ADHD, anxiety, attachment issues, autism spectrum disorders, communication, depression, domestic violence, life transitioning including divorce, child behavior management, grief and loss, and divorce. Barb has been trained in Cognitive Behavior Therapy, Dialectical Behavior Therapy and Child Behavior Management.

Katherine J. Patrick, MSW, LCSW Kate Patrick provides individual counseling to adults who wish to address issues of anxiety, panic, stress management, adjusting to new situations, grief, mood disorders, chronic pain, stage life issues, identifying personal problem solving approaches and personal communication styles. Kate also works with domestic violence, sexual abuse and spiritual issues. Kate uses cognitive behavioral therapy, strengths perspective, relaxation and imagery approaches, mind/body connections, as well as insight perspective as appropriate.


Christy R. McLaughlin, DNSc, APN Dr. McLaughlin graduated with a BA in psychology from Millsaps College in Jackson, Mississippi. She completed her BA and Masters in Nursing as well as a Doctor of Nursing Science in Psychiatry from University of Tennessee, Memphis. She is board certified through the American Nurses Credentialing Center as a Family Psychiatric/Mental Health Nurse Practitioner and Family Nurse Practitioner. She specializes in treating a variety of mental illnesses in adolescents and adults. Her specific interests include mood disorders, anxiety disorders, ADHD, and women’s health issues. Dr. McLaughlin has been in practice since 1999.

For more information or to schedule an appointment call (765) 446-9394
Revised 5/7/2015

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