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 children, adolescents and adults. 

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.

Harkirat S. Saggu, M.D.  Board Certified Psychiatrist.  Dr. Saggu specializes in a full range of services for children and adolescents. 

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 therapeutic counseling for children, adolescents, and adults.  Childhood and adolescent services include the treatment of depression, anxiety, Attention Deficit/Hyperactivity Disorder, oppositional behavior, family system struggles, and attachment-related concerns. Adult services 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.

Wesley H. Ward, Ph.D., HSPP   Dr. Ward specializes in 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.  Services for adults include but are not limited to marital, family and relationship issues, challenges of everyday life transitions, loss and grief, and mood/anxiety issues.  Attention-Deficit Hyperactivity and learning disability evaluations are provided across the lifespan.


Carol A. Collins, MSW, LCSW, LAC, CCJAS  Carol Collins is a Licensed Clinical Social Worker, a Licensed Addiction Counselor and a Certified Criminal Justice Addictions Specialist.  Carol uses Holistic and BioPsychoSocial approaches to therapeutic intervention, with an emphasis on spirituality and respect for the ‘self’ to assist her clients in reaching their stated goals.  Carol has worked with ages 3 to 86 from all cultures.  She is an addictions therapist and also provides individual, group, family, marriage, sexual identity therapy addressing personality issues that interfere with daily functioning. 

Lisa Cree, LMHC, LCAC, ICAC II   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. 

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 of 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 couple and family therapy with children, adolescent girls, adults and geriatrics.  Areas of interest include relationship issues, divorce recovery, grief and loss, adoption and foster care, developmentally disabled individuals, ADHD, child 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 with a special interest in relationship issues, the treatment of mood disorders, sexual abuse, and grief.  She also works with family of origin uses 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, post-traumatic 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 Hanslow provides individual and family therapy for children, adolescents, and adults utilizing cognitive-behavioral, dialectical behavior, solution-focused, and supportive techniques as well as therapeutic play activity.  Jacque addresses needs related to ADHD, ODD, Anxiety Disorders, Mood Disorders, Personality Disorders, Adjustment Disorders, and other life stressors.

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, CRC, CCM  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, Asperger Syndrome, 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 include 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 a 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 specializes in the treatment of children and adolescents who are struggling with ADHD, adjustment issues, behavior management, grief/loss, self-harm and children of divorce.  Barb’s other area of interest is working with adults who are experiencing depression and anxiety; and including more challenging mental health conditions.

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, 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 when appropriate.

Patricia M. Thorn Kish, MSW, LCSW   Patty Thorn Kish specializes in individual and family therapy which includes working with children, adolescents, adults and couples.  Treatment focuses on depression, mood and anxiety disorders, marital conflict and unfaithfulness, communication breakdown, sexual abuse, grief and loss, ADHD, and behavioral problems.  Patty has a deep commitment toward assisting families resolve conflict and difficulties at all levels in order to ensure family preservation.   Additional areas of expertise include assisting survivors of domestic violence.


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 04/16/2014.

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