Clinicians
The clinical staff at Cornerstone Clinical Services, P.C. represent a unique collection of Christian clinicians licensed in psychology, psychiatry, psychiatric nursing and social work. All are committed to excellence of care in a warm and confidential setting.
BRENT D. BURSON, PSY.D. is a licensed Psychologist in Oregon.
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BRENT D. BURSON, PSY.D. is a licensed Psychologist in Oregon.
Dr. Burson has been providing psychological services since 1981. He has worked in
private practice and hospital settings. Dr. Burson specializes in marital therapy
and relational issues. In addition, Dr. Burson is experienced in the treatment of
depression and anxiety disorders, grief, divorce recovery, adult children of dysfunctional
families, and men’s issues, and developmental issues.
MICHELLE C. GORDON-LOWN, PSY.D. is a licensed Psychologist in Oregon.
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MICHELLE C. GORDON-LOWN, PSY.D. is a licensed psychologist in Oregon.
Dr. Gordon-Lown has been in private practice since 2005 working with children, adolescents,
and adults and families. Her areas of specialization encompass treatment of depression and
anxiety disorders, grief, codependency, adult children of dysfunctional families, low self-esteem,
survivors of abuse, relationship issues, and family problems.
DAWN HOFFMAN-GRAY, PSY.D. is a licensed Psychologist in Oregon.
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DAWN HOFFMAN-GRAY, PSY.D. is a licensed Psychologist in Oregon.
She has been in practice since 1993 in various community, private practice,
educational and hospital settings. Dr. Hoffman-Gray specializes in psychotherapy for
children and adults with behavior and mood disorders. She also provides parent
training and psychological and educational evaluations for children and adults.
BROOKE KUHNHAUSEN, Ph.D. is a licensed psychologist in Oregon.
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BROOKE KUHNHAUSEN, Ph.D. is a licensed psychologist in Oregon.
She has worked in university and community settings and teaches and supervises in the
graduate program of counseling at George Fox. Dr. Kuhnhausen works with adults and young
adults in individual therapy. Her areas of specialization include depression and anxiety
disorders, grief, women’s issues, identity development, post-trauma recovery,
family-of-origin issues, low self-esteem, relationship issues, adult children of
dysfunctional families, and spiritual development/faith-based counseling.
AARON W. LEWIS, Psy.D. is a licensed psychologist in Oregon.
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AARON W. LEWIS, Psy.D. is a licensed psychologist in Oregon.
He has provided outpatient services in university and community settings. Dr. Lewis
works with adolescents and adults in individual therapy. He also works with individuals
and couples addressing marital or relationship issues, including pre-marital counseling.
Dr. Lewis is experienced in the treatment of depression, anxiety, grief, post-trauma
recovery, spiritual development, compulsive behavior, gender identity/GLBT, and personality issues.
CINDY B. NORDLUND, PSY.D. is a licensed Psychologist in Oregon.
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CINDY B. NORDLUND, PSY.D. is a licensed Psychologist in Oregon.
Dr. Nordlund has worked in the field since 1994 with children and adults. Her areas
of specialty include individual and family therapy for children/adolescents and
psychological and educational evaluations. Her areas of practice include individual
treatment of anxiety, depression, eating disorders, social/school concerns, faith/spiritual
issues, parental training, and helping children through parental divorce.
MARK D. NORDLUND, PSY.D. is a licensed Psychologist in Oregon.
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MARK D. NORDLUND, PSY.D. is a licensed Psychologist in Oregon.
He has been providing psychological services since 1994 and has worked in private
practice, community, and hospital settings. Dr. Nordlund provides individual and
marital/couples therapy for adults. He has a practice focus on marriage and relationship issues.
In addition, Dr. Nordlund is experienced in the treatment of anxiety, depression, marital/family
problems, divorce recovery, faith/spiritual issues, anger, grief, men’s issues, and addictions/compulsive behaviors.
KELLI PELLEGRINI, PSY.D. is a licensed Psychologist in Oregon.
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KELLI PELLEGRINI, PSY.D. is a licensed Psychologist in Oregon.
Dr. Pellegrini is a licensed Psychologist in Oregon. She has provided psychological
services through day and residential treatment settings, as well as through outpatient
practice since 2002. Dr. Pellegrini works with children, adolescents and adults in individual
and family therapy. Her areas of specialization include anxiety, depression, behavior problems,
post-trauma recovery, parent-child relationship issues and social/school concerns.
TIMOTHY A. PERKINS, PSY.D. is a licensed Psychologist in Oregon.
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TIMOTHY A. PERKINS, PSY.D. is a licensed Psychologist in Oregon.
Dr. Perkins has been providing individual, family and group therapy since 1987. He provides
individual and family therapy with children, adolescents and adults. Dr. Perkins
specializes in the treatment of anxious, depressed, and acting out children. He also works with adults who struggle with anger, grief, depression, anxiety, ADHD and interpersonal issues.
JAMES C. PUTMAN, PSY.D. is a licensed Psychologist in Oregon.
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JAMES C. PUTMAN, PSY.D. is a licensed Psychologist in Oregon.
Dr. Putman has been providing individual, couples and family therapy with children,
adolescents and adults since 1986. His clinical experience has included work in
private practice, community and hospital settings. Dr. Putman also has been an
instructor of counseling at the graduate level. His areas of practice include
psychological and personality assessment, assessment and treatment of attention deficit
disorder, treatment of mood disturbances, sexual problems, sexual/physical abuse,
parenting issues, co-dependency and developmental issues.
LAURA A. ROBERTS, PSY.D. is a licensed Psychologist in Oregon.
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LAURA A. ROBERTS, PSY.D. is a licensed Psychologist in Oregon.
Dr. Roberts specializes in the treatment of anorexia, bulimia, compulsive overeating,
anxiety, depression, trauma recovery and the issues of female children, adolescents
and adults. Previous clinical experience includes teaching at the graduate school
level, community presentations, adolescent and adult inpatient services, general
outpatient therapy services since 1989, and specialized training in the integration
of theology and clinical psychology within the Christian community. As a member of
the Academy for Eating Disorders, the Columbia River Eating Disorder Network, and
the American Psychological Association, Dr. Roberts draws from the research-based
treatment fields of cognitive behavioral and family-based treatment, as well as
working with local registered dieticians and medical providers as an outpatient team.
SARAH L. SAMUELSON, PSY.D.is a licensed Psychologist in Oregon.
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SARAH L. SAMUELSON, PSY.D.is a licensed Psychologist in Oregon.
Dr. Samuelson provides individual counseling for young adult, adult, and
geriatric populations. Her practice includes treatment for anxiety, depression,
grief, low self-esteem, co-dependency, spiritual issues, relationship issues, adult
survivors of abuse and domestic violence, family of
origin issues, and personality assessments.
MATTHEW R. SLEASMAN, PSY.D. is a licensed Psychologist in Oregon.
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MATTHEW R. SLEASMAN, PSY.D. is a licensed Psychologist in O
regon. Dr. Sleasman has been providing general out-patient services since 2000 and
has worked in university, community, and hospital settings. He provides individual
and family therapy with adults, adolescents, and children. Dr. Sleasman specializes
in the treatment of depression, anxiety, marital/family problems, grief, men’s
issues, and anger management. He also provides a variety of personality, cognitive,
neurological, and educational assessments.
WARNER B. SWARNER, M.D. is a board certified Psychiatrist who
has been in private practice in the Portland area since 1979.
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WARNER B. SWARNER, M.D. is a board certified Psychiatrist who
has been in private practice in the Portland area since 1979. Dr. Swarner maintains
his position as staff psychiatrist and consultant at Portland Adventist Medical
Center and Legacy Hospitals. He has extensive pharmacological experience in working
with depression, anxiety, sleep disorders, obsessive-compulsive disorder and eating
disorders. Dr. Swarner is the principal psychiatric investigator and consultant for
Radiant Research in Portland. He presents as a guest lecturer at continuing
education conferences throughout the Northwest.
ALIE THOMPSON P.M.H.N.P
is a board certified Psychiatric Mental Health Nurse Practitioner in Oregon.
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ALIE THOMPSON P.M.H.N.P. is a board certified Psychiatric Mental Health Nurse Practitioner in Oregon. She provides comprehensive psychiatric evaluations and medication management for adults. She has extensive pharmacological experience in both outpatient and inpatient settings. Ms. Thompson’s practice focuses on the treatment of anxiety, posttraumatic stress disorder, obsessive compulsive disorder, major depressive disorder, bipolar disorder, and attention-deficit disorder.
ANNETTE GILMORE WALKER, L.C.S.W. is a Licensed Clinical Social
Worker in Oregon.
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ANNETTE GILMORE WALKER, L.C.S.W. is a Licensed Clinical Social
Worker in Oregon. Ms. Gilmore Walker has been in practice since 1981. She has
extensive clinical experience treating adults in the areas of depression, anxiety,
post-traumatic stress, family of origin problems, substance abuse and other
addictive/compulsive problems, relationship issues, matters related to grief and loss,
and women's issues.
PETE WILSON, PSY.D. is a Licensed Psychologist in Oregon.
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PETE WILSON, PSY.D. is a licensed Psychologist in Oregon.
He has been providing general outpatient services since 1994 and has worked
in private practice, community and hospital settings. Dr. Wilson works with
adults in both individual and marital/couples therapy. He is experienced in
treating a variety of issues including anxiety, depression, marital/family
problems, grief, men’s issues, religious issues/ Christian counseling, anger,
and addictions/compulsive behaviors. He also performs psychological assessments
with adults. Dr. Wilson is also an adjunct professor at George Fox University,
teaching courses in their Social and Behavioral Studies program.
Appointment Information
Please contact our support staff for guidance on scheduling, insurance questions, or general information.