Our Providers

Camelback Integrated Health and Wellness provides psychiatric care in Arizona, Oregon, Montana and Washington.

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Kathryn Farrow, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona

Kathryn Farrow is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) at Camelback Integrated Health and Wellness, bringing eight years of experience in mental and behavioral healthcare to her patients in Phoenix, Arizona.

She specializes in the evaluation, diagnosis, and treatment of a wide range of mental health conditions, including depression, anxiety, mood disorders, PTSD, ADHD, and co-occurring substance use disorders.

Kathryn’s approach is holistic, evidence-based, and deeply patient-centered. She works collaboratively with each individual to develop personalized treatment plans — integrating medication management, therapeutic support, and wellness-focused strategies — that align with their unique goals and lifestyle. She is committed to creating a safe, judgment-free environment where patients feel genuinely heard, respected, and empowered throughout their healing journey.

At Camelback Integrated Health and Wellness, Kathryn is dedicated to helping individuals in the Phoenix area achieve greater emotional balance, resilience, and quality of life. Whether you are seeking psychiatric care for the first time or looking for a provider who takes the time to truly understand you, Kathryn offers compassionate, comprehensive mental health support every step of the way.

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Kara Masters, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona

Life doesn’t slow down—and neither do the pressures that come with it. Between career demands, family responsibilities, and constant deadlines, it’s easy to look like you have it all together while quietly struggling with anxiety, depression, or burnout.

Maybe you’ve been wondering whether ADHD is behind your difficulty focusing. Or perhaps you’ve spent so long showing up for others that you’ve ended up feeling emotionally drained, disconnected, or stuck in autopilot.

Kara is a Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) at Camelback Integrated Health in Phoenix, AZ, specializing in mental health care for students and young adults. She provides compassionate, evidence-based treatment for anxiety, depression, ADHD, trauma, burnout, and life transitions—helping clients regain emotional stability, renewed focus, and lasting confidence.

As a PMHNP-BC, Kara blends psychiatric medication management with personalized support, meeting each person where they are and building a care plan tailored to their unique needs. Whether you’re feeling overwhelmed, unmotivated, or simply ready to feel like yourself again, she creates a space where healing can genuinely begin.

Taking the first step toward mental wellness can feel daunting—but it’s also one of the most powerful decisions you can make for yourself. If you’re a student or young adult in the Phoenix area seeking psychiatric care from a PMHNP-BC, Kara is here to help. Your healing matters, and it can start today.

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Maggie McEnerney, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona and Oregon

Maggie McEnerney is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) with a diverse nursing background in behavioral health, critical care, and medical-surgical settings.

Her experience caring for individuals during some of life’s most challenging moments has given her a deep appreciation for the connection between physical and mental health, shaping her holistic and patient-centered approach to care.

Maggie provides comprehensive psychiatric evaluations, medication management, and individualized treatment planning for adolescents and adults. She works with patients experiencing anxiety, depression, trauma and mood disorders, recognizing that each person’s experiences and goals are unique. She believes in partnering with her patients to develop treatment plans that are both evidence-based and tailored to their individual needs.

Maggie takes a collaborative approach to treatment, combining evidence-based medication management with education, supportive therapy, and practical strategies that empower patients to make meaningful, lasting progress. She is committed to creating a welcoming, nonjudgmental environment where patients feel comfortable, respected, and actively involved in their care.

Licensed in Arizona and Oregon, Maggie offers convenient telehealth appointments, making compassionate, high-quality mental health care accessible wherever patients are in their journey. She is dedicated to helping individuals build resilience, improve emotional well-being, and achieve lasting mental wellness.

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Jamie Wade, PMHNP-BC

Psychiatric Nurse Practitioner

Licensed in: Arizona

Jamie Wade is a Psychiatric Nurse Practitioner dedicated to providing compassionate, evidence-based care for adults, adolescents, and children experiencing a wide range of mental health challenges.

With extensive experience in inpatient psychiatry, crisis stabilization, and outpatient treatment, Jamie helps clients achieve meaningful, lasting progress—beyond just symptom management.

Her approach is collaborative, direct, and grounded in real life. Jamie develops practical treatment plans that fit each client’s unique needs and circumstances, ensuring that care is both effective and sustainable. Clients appreciate her clear communication, supportive style, and ability to create a safe, judgment-free space where they can take control of their mental health journey.

Jamie is proud to be part of Camelback Integrated Health & Wellness in Phoenix, Arizona, where she works with a multidisciplinary team to help individuals rebuild stability, confidence, and connection. Whether supporting clients through anxiety, depression, mood disorders, ADHD, or complex psychiatric conditions, she is committed to helping each person find balance and live a more fulfilling life.

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Haley Hudson, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona and Oregon

Haley Hudson is a board-certified Psychiatric Mental Health Nurse Practitioner at Camelback Integrated Health and Wellness, providing compassionate, evidence-based mental health care in Arizona and Oregon.

She specializes in the evaluation, diagnosis, and treatment of a wide range of conditions, including ADHD, depression, anxiety disorders, mood disorders, and complex psychiatric presentations.

With experience across telehealth, outpatient, and correctional settings, Haley brings a well-rounded and practical approach to psychiatric care. She is known for creating individualized treatment plans that combine medication management with supportive strategies to improve both symptom relief and overall quality of life.

At Camelback Integrated Health and Wellness, Haley works collaboratively with clients to ensure they feel heard, understood, and empowered throughout their mental health journey. She is passionate about helping individuals achieve long-term stability and wellness through personalized, patient-centered care.

Camelback Integrated Health and Wellness offers comprehensive mental health services in Arizona and Oregon, including psychiatric evaluations, medication management, and innovative treatments such as TMS (Transcranial Magnetic Stimulation) for depression.

Kristin Gonzales, MSN, PMHNP-BC, psychiatric mental health nurse practitioner at Camelback Integrated Health and Wellness in Phoenix, AZ

Kristin Gonzales, MSN, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona

Kristin Gonzales is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) at Camelback Integrated Health and Wellness in Phoenix, Arizona, with 14 years of experience in psychiatric nursing.

She specializes in the evaluation, diagnosis, and treatment of anxiety disorders, depression, bipolar disorder, PTSD and trauma-related conditions, ADHD, eating disorders, and substance use disorders in adolescents and adults.

Kristin’s psychiatric nursing career spans inpatient behavioral health, eating disorder treatment, trauma-informed care, substance use disorder treatment, and child and adolescent psychiatry. That range gives her a practical, well-grounded approach to psychiatric care — she has worked with patients at their most acute and supported them through long-term recovery.

Kristin takes a compassionate, patient-centered approach built on trust. She takes the time to understand each patient’s history, symptoms, and goals before developing an individualized treatment plan that pairs medication management with practical support. Her focus is on helping patients feel heard, supported, and empowered throughout their mental health journey.

Camelback Integrated Health and Wellness offers comprehensive mental health services in Phoenix, Arizona, including psychiatric evaluations, medication management, and innovative treatments such as TMS (Transcranial Magnetic Stimulation) for depression.

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Dr. Kaila Gregg, DNP, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona and Montana

Dr. Kaila Gregg is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) and Doctor of Nursing Practice (DNP) providing compassionate, trauma-informed psychiatric care to individuals of all ages in Arizona and Montana.

With nearly two decades of nursing experience, a DNP with a psychiatric mental health emphasis from Arizona State University, and advanced training in functional medicine and trauma, Dr. Gregg brings exceptional clinical depth to every patient she serves.

A Unique Perspective on Healing

What sets Dr. Gregg apart is the rare combination of clinical expertise and lived experience she brings to her practice. As a foster and adoptive parent for more than 20 years, she has an intimate, firsthand understanding of developmental trauma, family systems, and the complexities of attachment — insights that profoundly shape her approach to psychiatric care. She understands that healing is not just clinical; it is deeply personal, relational, and human.

Comprehensive Psychiatric Care Across the Lifespan

Dr. Gregg provides expert psychiatric evaluation, diagnosis, and medication management for a wide range of mental health conditions, including:

  • Complex PTSD and developmental trauma
  • Mood disorders, including bipolar disorder and major depression
  • Anxiety disorders
  • ADHD across the lifespan
  • Substance use disorders and co-occurring conditions

Her integrative approach combines evidence-based psychiatric care with a deep understanding of the mind-body connection, functional medicine principles, and trauma-informed practice — creating treatment plans that address the whole person, not just the diagnosis.

A Collaborative, Patient-Centered Approach

Dr. Gregg believes that healing happens through connection, trust, and personalized support. She is committed to creating a safe, collaborative therapeutic environment where every individual feels seen, heard, and empowered to move forward at their own pace. Whether working with children, adolescents, adults, or families navigating complex trauma, her goal is always the same: to partner with patients in building resilience, restoring hope, and creating meaningful, lasting change.

Serving Patients in Arizona and Montana

Dr. Kaila Gregg provides telehealth psychiatric services to patients across Arizona and Montana, making high-quality, trauma-informed mental healthcare accessible wherever you are. She is currently accepting new patients.

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Tammy Hostetler, PMHNP-BC, NEd, MS

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona

Tammy Hostetler is a board-certified Psychiatric Mental Health Nurse Practitioner with over 40 years of experience in the
field of psychiatry.

Throughout her career, she has worked across nearly every area of mental health care—including inpatient and outpatient settings, correctional facilities, and specialized programs for eating disorders, adolescents, and children.

She was instrumental in launching the first partial hospitalization program and has played a key role in advancing numerous innovations within the mental health field. Her greatest passion lies in helping individuals with complex and co-occurring conditions, particularly those living with ADHD and severe mental illness.

With both professional expertise and personal insight into mental health challenges, she approaches each client with empathy and dedication—striving to help them achieve greater focus, balance, and overall well-being.

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John Chondropoulos, PMHNP

Psychiatric-Mental Health Nurse Practitioner

Licensed in: Arizona

John Chondropoulos is a Psychiatric-Mental Health Nurse Practitioner (PMHNP) dedicated to providing compassionate, evidence-based care for adolescents and adults.

At Camelback Integrated Health & Wellness in Phoenix, John specializes in treating anxiety, depression, ADHD, mood disorders, and substance use disorders using a holistic, patient-centered approach.

He believes that lasting wellness comes from treating the whole person—mind, body, and lifestyle. John combines medication management, psychotherapy, and lifestyle interventions to help patients build emotional stability, improve daily functioning, and achieve long-term recovery.

With specialized experience in adolescent psychiatry, John understands the unique challenges facing teens and their families. His calm, empathetic approach helps young clients navigate mood changes, academic stress, and behavioral concerns while fostering confidence and emotional growth.

John’s mission is to help patients of all ages find balance, purpose, and resilience. Whether you’re seeking support for your teen or yourself, John provides a safe, collaborative space for healing and transformation.

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Richard Lewallen, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona and Washington

Richard Lewallen, PMHNP-BC is a board-certified Psychiatric Mental Health Nurse Practitioner at Camelback Integrated Health and Wellness, where he specializes in helping children, adolescents, and adults overcome mental health challenges and achieve lasting stability.

With nearly two decades of healthcare experience—including 17 years as a nurse across rehabilitation, medical-surgical, cardiac, orthopedic, and psychiatric settings—Richard brings a comprehensive, whole-person approach to mental health care.

Richard earned his Bachelor of Science in Nursing from Galen College of Nursing, a Bachelor’s degree in Psychology from Appalachian State University, and his Master of Science in Nursing as a Psychiatric Mental Health Nurse Practitioner from Herzing University. His diverse clinical background allows him to understand the critical connection between physical health, emotional well-being, and mental health—an approach that aligns with the integrative care model at Camelback Integrated Health and Wellness.

At Camelback Integrated, Richard provides psychiatric evaluations, medication management, and individualized treatment planning for a wide range of mental health conditions. Many of his patients come to him feeling overwhelmed, struggling with focus, or stuck in cycles of anxiety, depression, or ineffective past treatments. He specializes in ADHD treatment, anxiety disorders, depression, and mood disorders, while also treating more complex conditions such as bipolar disorder, PTSD, and thought disorders.

Richard takes a collaborative, structured, and results-driven approach to care. He provides therapy-informed medication management, integrating cognitive behavioral therapy (CBT) techniques, lifestyle optimization, and practical strategies into each session. His goal is to help patients improve focus, stabilize mood, reduce anxiety, and develop sustainable habits that lead to meaningful, long-term progress.

As part of the comprehensive services offered at Camelback Integrated Health and Wellness, Richard works within a multidisciplinary team that provides outpatient mental health treatment, psychiatry, Transcranial Magnetic Stimulation (TMS), and integrative care. This allows patients to access advanced, evidence-based treatment options in one cohesive setting.

Richard is committed to creating a safe, inclusive, and nonjudgmental environment, and proudly supports individuals of all backgrounds, including the LGBTQIA+ community. He takes the time to truly understand each patient’s unique story, ensuring that care is personalized, respectful, and aligned with their goals.

He offers convenient telehealth psychiatry appointments in Arizona and Washington, making high-quality mental health care accessible and flexible. Whether you are seeking help for anxiety, depression, ADHD, or more complex psychiatric conditions, Richard is dedicated to helping you take the next step toward lasting wellness.

Outside of his clinical work, Richard enjoys traveling, hiking, skiing, and exploring national parks—activities that reinforce the importance of balance, resilience, and overall well-being.

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Ernest Mall, PMHNP-BC

Psychiatric Mental Health Nurse Practitioner

Licensed in: Arizona

Ernest Mall is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) based in Arizona.

He is dedicated to providing compassionate, evidence-based psychiatric care that honors the whole person—mind, body, and spirit. With a foundation in both acute and residential behavioral health, Ernest integrates psychopharmacology, therapeutic listening, and trauma-informed care to help individuals achieve emotional stability and renewed purpose.

He specializes in treating anxiety, depression, PTSD, and co-occurring substance use disorders, and is passionate about walking with patients through healing and restoration. Ernest believes that mental wellness begins with genuine human connection, education, and intentional collaboration between provider and patient. His faith-centered philosophy guides him to approach each individual with empathy, humility, and respect—meeting them where they are and helping them move toward hope and healing.

Ernest completed his Master of Science in Nursing at Walden University and earned his Bachelor of Science in Nursing from Chamberlain University. His clinical focus extends to holistic wellness, medication management, and supporting recovery through evidence-based and spiritually grounded approaches.