Learn About Our Diverse
Team of Experts
Andrew B. Mendenhall
Dr. Andrew Mendenhall is a graduate of Oregon Health and Sciences University and completed Family Medicine Residency and a Leadership Fellowship at OHSU. He is board certified by the American Board of Preventive Medicine in Addiction Medicine and the American Board of Family Medicine. Dr. Mendenhall co-founded HealthWorks NW with Dr. Paul Conti in 2009 and participated in the transition of this practice, through acquisition in 2012 by the Hazelden Betty Ford Foundation. Dr. Mendenhall is the Chief Medical Officer of Central City Concern, a large, regional FQHC system serving the houseless and less fortunate within the Portland region. At PPG Dr. Mendenhall provides consultation services for licensed health professionals and supports the PPG team providing consultation for individuals with complex pain management and/or substance use disorders. He has worked with health professionals, executives and their family members who present with complex presentations overlapping these distinct areas of clinical practice as a sub specialist for more than 15 years. Dr. Mendenhall is a strong advocate for patient choice, harm-reduction and is an expert in providing evidence-based clinical interventions from a strengths-based frame.
Dr. Annie Robertson is a licensed psychologist and psychological consultant. She earned both her Masters of Science (MS) and Doctorate degrees (PhD) in Counseling Psychology at the University of Oregon. She has been working in a private practice setting for the last 23 years specializing in treating adolescents and adults with anxiety and mood disorders, eating disorders, relational issues, and trauma. Prior to this she has worked in adolescent residential and day treatment centers as the lead psychologist. She also has worked with Oregon Research Institute as clinical director of a substance abuse treatment research program for adolescents.
Dr. Annie approaches her work integrating Eastern and Western psychological modalities which both help to identify and shift responses to deeply conditioned/ingrained beliefs and patterns.
She works with her clients in an individualized, compassionate, and collaborative manner weaving in interventions adopted from cognitive behavioral, mindfulness based, acceptance and commitment (ACT), systems theory, dialectical behavioral, and neuroscientific orientations.
Brooke Maylie, MD, MPH is a graduate of the Stanford University School of Medicine. Dr. Maylie completed her residency training at Harvard, while earning her Master’s Degree in Public Health at the Harvard School of Public Health. She is board-certified in the Preventive Medicine subspecialty of Occupational and Environmental Medicine. While at Harvard, she was involved in research at the Mind Body Medical Institute (now the Benson-Henry Institute for Mind Body Medicine at Massachusetts General Hospital) that focused on the physiologic impact of mental stress in the workplace on multiple health and productivity outcomes. She integrates her strong clinical interest in stress and how it impacts the mind-body connection and overall health into her current medical practice. Her training includes a broad understanding of Environmental Health and the evaluation and treatment, when appropriate, of environmentally triggered illness. She has experience in the assessment and treatment of workplace injuries, illnesses, and exposures. She began addressing opiate addiction in the workplace in 2007, subsequently focusing aspects of her private practice on the individual assessment, treatment, and prevention of addiction.
Dr. Reuther is certified by the American Board of Psychiatry and Neurology. She has an undergraduate degree in Physical Therapy from the University of the Philippines and Medical Degree from the University of the East. After moving to the U.S, Dr. Reuther completed residency then taught at University of Texas – Houston. She pursued further training in Psychodynamic Psychotherapy and a fellowship in Mood Disorders. Dr. Reuther has worked with a diverse population including geriatric, veterans, transgender, and young adults. She has extensive experience in helping adults in life transitions, professionals in crisis, and individuals with new onset illness. Dr. Reuther firmly believes in patient centered, collaborative care. She employs an integrative approach to treatment by carefully combining pharmacology, various forms of psychotherapies, complementary and alternative medicine to manage complex and treatment resistant conditions. Her special interest in Women’s Mental Health inspired her to develop Perinatal Psychiatry Services in Portland and in the Philippines. Dr. Reuther is a volunteer consultant for Post-Partum Support International. This September she will complete the Executive Leadership Program in Medicine at Harvard Medical School.
Dr. Vanderlip is a Board Certified Psychiatrist and Family Physician licensed to practice a full range of medicine in multiple states. Dr. Vanderlip received his undergraduate degree from Rice University and MD from the University of Oklahoma, his home state. He completed an advanced combined residency in Family Medicine and Psychiatry at the University of Iowa and fellowship training in the delivery of integrated behavioral health services and a Masters of Public Health at the University of Washington. Dr. Vanderlip relocated back to his home in Oklahoma serving an Endowed Chair role in Psychiatry and Medical Informatics at the University of Oklahoma until 2016. He joined the pioneering on-demand healthcare startup ZoomCare, orchestrating it’s mental health service offering and eventually serving as ZoomCare’s Chief Medical Officer through 2021. He is a Fellow of the American Psychiatric Association (APA), serving on the Board of the APA from 2012 to 2014 and has a current appointment on the Clinical Quality Committee. He has lectured and published widely on the integration of physical and mental health care. His primary passion is assisting individuals with optimizing their health and wellness and empowering their inner ability to maintain their optimal level of functioning.
Jeffrey M. Levine
Jeffrey M. Levine, MD, FACP is widely respected for his integrative understanding of mental and physical health. He is board certified in Psychiatry, Internal Medicine, and Psychosomatic Medicine and has over 30 years of experience as a clinician, administrator, and educator. He grounds all treatment in comprehensive assessment that integrates medical, neurological, and psychiatric understandings with the particular life history of each individual patient. Treatment is then tailored in a collaborative, open, and logical manner that integrates psychotherapy, psychopharmacology, and consultation with the patient’s other physicians.Dr. Levine is Clinical Professor of Psychiatry and Neurosciences at UC Riverside School of Medicine. He is one of very few psychiatrists to have been awarded fellowship in the American College of Physicians, the major organization for internal medicine. Previously, he was Chairman of Psychiatry at Bronx-Lebanon Hospital in New York City as well as Professor at the Albert Einstein School of Medicine. He has received numerous awards for outstanding teaching in graduate and post-graduate medical education. His major research interest involves the integration of general and mental healthcare, particularly efforts to improve the effectiveness and efficiency of care for high need, high-cost patients. He has received grant funding to support this work from the Aetna Quality of Care Research Program; the United Hospital Fund of New York City; the New York State Health Foundation; and the Substance Abuse and Mental Health Services Administration (SAMHSA). In addition to his clinical work, he is available to consult with organizations seeking to integrate treatments and thereby to improve the mental and physical wellbeing of their patients.
Jessie Barr graduated from the University of San Francisco with a master’s in counseling psychology in 2005 and is licensed as a Licensed Professional Counselor in Oregon and a Marriage and Family Therapist in California. In her practice as a therapist and consultant, Jessie supports people with a variety of issues including trauma, anxiety, depression, anger, divorce, and parenting. She has a particular interest in women’s mental health and an extensive history in treating people struggling with their relationship with alcohol and addictive behaviors. She provides non-judgmental counseling for individuals and couples in a direct, collaborative, and safe relationship rooted in cognitive-behavioral therapy and systems theory. Jessie believes that together we can work to develop the mindfulness, insight and coping skills that help to break destructive patterns and develop healthy ones.
Jessi Frothingham is a Licensed Marriage & Family Therapist (LMFT), Certified Professional Coach (CPC) and Certified Community Reinforcement and Family Training (CRAFT) therapist in Portland, Oregon. She received her Masters in Marriage & Family Therapy from St. Mary’s University in Minnesota in 2008. Jessi has been in the mental health field since 2003 in a variety of roles from supervising the family therapy program at De Paul Treatment Centers, supervising counseling students at the Lewis & Clark Community Counseling Clinic, providing clinical trainings for professionals, consulting, working within the mental health system of care, and providing individual therapy for adults. Jessi has extensive experience providing therapy for individuals with trauma, attachment trauma, anxiety and perfectionism and coaching parents of young adults that are struggling to launch.
Jessi blends a variety of approaches from Sensorimotor Psychotherapy, Internal Family Systems, Mindfulness, and Cognitive Behavioral Therapy to weave a completely individualized treatment model for every client. Through a strong and authentic therapeutic relationship, her goal in every client encounter is to understand their unique human experience, fostering hope and an integrated whole sense of self.
Jonathan Horey, MD is board certified in psychiatry and addiction medicine. He also has advanced training and extensive experience using transcranial magnetic stimulation (TMS) for the treatment of depression, anxiety, and OCD. Dr. Horey completed medical school and psychiatry residency at Columbia University in New York City where he served as Chief Resident. After residency, Dr. Horey remained at Columbia as an Assistant Clinical Professor of Psychiatry and the Medical Director of Substance Abuse Services at the Columbia Doctors 51st Street clinic. Dr. Horey has been involved in multiple medical start-ups, serving as Chief Medical Officer for Sunspire Health, a national consortium of residential addiction treatment centers and most recently as the co-founder and CMO of Active Recovery TMS. Dr. Horey has lectured widely on addiction medicine as well as TMS. He has maintained a private practice in Portland since 2014 with a focus on addiction medicine and is an advanced candidate in psychoanalysis at the Oregon Psychoanalytic Institute.
Dr. Juliet LaMonaca is a licensed psychologist in Oregon and Montana. She received her master’s and doctoral degrees in clinical psychology from The School of Professional Psychology at Pacific University. She completed her internship at the University of Idaho Counseling & Testing Center. During internship, she completed rotations in psychiatry and substance abuse and facilitated SMART Recovery groups. She also developed skills in providing outreach, crisis assessment, supervision, and biofeedback. Her thesis and dissertation examined issues of confidentiality in working with adolescents and college students. She completed her residency at HealthWorks NW, an innovative group practice where she specialized in working with healthcare professionals and co-occurring disorders. After residency, she worked as a Senior Clinician at the Hazelden Betty Ford Foundation before joining Pacific Premier Group, PC in 2014. She has worked in private practice for the past 9 years. Dr. LaMonaca utilizes a strength-based approach that integrates cognitive-behavioral, existential, humanistic, and motivational interviewing techniques. She takes a collaborative stance, individualizing therapy based on client needs. She specializes in the treatment of mood disorders, substance use disorders, anxiety, trauma, and co-occurring mental health issues.
Kate Smith earned her master’s degree in counseling psychology from the University of Oregon in 1988. Following several years of practice as a licensed professional counselor in an outpatient counseling and alcohol and drug treatment setting, Kate continued her formal education at Oregon Health & Science University, earning a master’s degree (2005) and Doctor of Philosophy (2013) in nursing. Since 2005, Kate has practiced as a psychiatric mental health nurse practitioner (PMHNP) with adults and young adults in outpatient, community mental health, and college student health settings. In addition to her practice of general psychiatric medication management, Kate has particular interest in individuals with depressive, bipolar, and psychotic disorders, and especially in empowering individuals to be advocates for and drivers of their own mental health and wellbeing.
Katy Powell is a Psychiatric Mental Health Nurse Practitioner (PMHNP). She received her Master of Science degree from the University of California, San Francisco. While in San Francisco, Katy received training and extensive work experience in community mental health and treatment of co-occurring substance use disorders with a focus on trauma and severe, persistent mental illness. Katy has completed intensive training in Dialectical Behavioral Therapy and served as a PMHNP and Medical Director at a full fidelity DBT clinic in Portland. Within the DBT model she has experience working with eating disorders, trauma, and the balance of treatment with therapeutic skills and psychopharmacology. Katy has been with Pacific Premier Group, PC since 2015. During this time, her practice has involved client care, consultation, and assessment for health care professionals. Katy specializes in assessment with a trauma lens and care delivery with incorporation of a wide skill set including in-depth therapy, behavioral approaches, medication, and EMDR.
Mark Schorr graduated with a Masters in Counseling Psychology from Lewis & Clark College in 1993. He is a Licensed Professional Counselor (Oregon) Licensed Mental Health Counselor (New York) Certified Addictions Counselor and Nationally Certified Counselor. Mark incorporates mindfulness, acceptance/change strategies and strengths-based active engagement in his sessions, working with those struggling with trauma histories, anxiety, depression, and substance abuse. With 30 plus years of experience, he has held director level positions and worked in multiple outpatient settings, including managing sites specializing in dual diagnosis (mental health and addictions). Mark has been extensively trained in and has decades of experience with solution-focused therapy, motivational interviewing, Acceptance and Commitment Therapy, and cognitive behavioral therapy. He has been trained in DBT (dialectic behavioral therapy) to the highest levels (Advanced Intensive with DBT developer Marsha Linehan, PhD). The author of multiple articles, he also provides consultation, supervision, and training in various subjects.
Mike earned his Masters of Science degree from Oregon Health and Science University in 2002. He had a joint appointment in OHSU’s Schools of Medicine and Nursing from 2003 – 2009, during which time he practiced as a member of the outpatient clinical team and taught courses in psychotherapy (focusing on Motivational Interviewing) and psychopharmacology. Mike’s passion for working with young adults led him to join the clinical staff at Reed College in 2002, where he served as Director of Health and Counseling Services from 2004-2009. Mike was then asked to take on the role of Vice President and Dean of Students at Reed, and he remained in that position through the 2019-20 academic year. During his time at Reed Mike maintained a private practice and served on numerous boards and expert panels speaking nationally on the topic of college mental health and wellbeing. Mike brings a decades-long mindfulness practice to his work with clients to address a wide range of issues, including mood and anxiety disorders, relationship and identity issues, trauma, substance abuse, and the range of challenges associated with the transition to, through, and beyond college.
Paul M. Conti
Dr. Paul M. Conti is a graduate of Stanford University School of Medicine. He completed his training at Stanford and at Harvard, where he served as Chief Resident. He then worked in private practice while serving on the medical faculty at Harvard. Dr. Conti was named as one of Oregon’s Top Psychiatrists in 2008, his first full year of practice in Oregon. He is a general psychiatrist, treating all aspects of both mental illness and the impact of life stressors. Dr. Conti is adept at helping people untangle complex problems, and he incorporates a holistic view of each client or patient into his work, knowing the far-reaching impacts trauma can have upon the systems and communities in which an individual resides, works, and serves. His practice includes the use of medications and psychotherapy, and he also treats complex cases, co-occurring alcohol and drug issues, and does neuropsychiatric assessments. In addition to clinical treatment, Dr. Conti provides business-related and legal consulting services. He is the author of Trauma: The Invisible Epidemic, a book that brings his valuable insights about how we can collectively heal from trauma’s effects to a larger audience.
Dr. Peter Grover is a licensed psychologist. He received his PhD in Psychology and postdoctoral Master of Science Degree in Psychopharmacology from The School of Professional Psychology at Alliant University. He completed his residency at a dual diagnosis (co-occurring substance use and mental health) specialty clinic. He worked for ten years as an inpatient psychiatric unit Clinical Supervisor. In addition to clinical work Dr. Grover works teaching resident family medicine physicians and psychology doctoral students. Dr. Grover emphasizes understanding, managing, and recovering from substance use and mental illness. He specializes in the treatment of co-occurring substance use and complex trauma. He has knowledge of the substance use recovering community and enjoys helping others build their own recovery lifestyle. Dr. Grover has worked in the mental health field for over 30 years and for 20 years as a licensed psychologist.
Sonali Patel is a licensed Family Therapist and Certified Addiction Counselor. She received her Master of Arts degree in Marriage, Couple and Family Therapy from Lewis and Clark College, Graduate School of Education and Counseling. She completed her internship as a family therapist at Lewis and Clark Community Counseling Clinic and DePaul Youth and Family Services, providing dual-diagnosis treatment (addiction recovery and mental health illness) to adults, adolescents, and their families. For the last seven years, she has worked with individuals, couples and families, specializing in addiction and trauma within individuals and the family system. As an Addiction Counselor, Sonali utilizes advanced behavioral modification techniques and recovery skills to help restore balance, improve communication, and provide psychoeducation to individuals and families, fostering hope and recovery. In addition, Sonali has experience working with female survivors of domestic violence and sexual assault in the local shelter community. Sonali brings a warm and supportive therapeutic style to her work with individuals and families as they work towards their wellness and health.
Dr. Terena D. Gimmillaro completed her undergraduate degree at Oregon State University. She then completed medical school at Western Health Sciences University in Southern California and returned to Portland, Oregon for residency training in Family Medicine at Providence Hospital. Early in her career, Dr. Gimmillaro developed a special interest in helping patients who struggle with alcohol and substance use which eventually inspired her to obtain a second board certification as an Addiction Medicine specialist. In addition to her work in the private practice arena, Dr. Gimmillaro has cared for patients with substance use disorders at several local community-based treatment centers and continues to work in the hospital-based setting providing inpatient alcohol and drug detoxification treatment. She interacts with her patients in a kind, caring, and compassionate manner and enjoys creating a safe space in which patients can process the transformative experiences that occur throughout the journey of recovery.