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Integrative Psychology with Our Licensed Clinical Psychologist

Hills Neuroscience uses an integrative treatment model and Eastern approaches to health and wellness to help your brain, body, and mind function optimally. Licensed clinical psychologist Dr. Kellie Delli Colli and her team take a psychophysiological approach to treatment to help people with co-occurring disorders process their challenges and learn new tools to move forward in life to reach the pinnacle of wellness.

The Hills Difference

Reach the Pinnacle of Mental, Physical, and Emotional Health

To reach the peak of mental health, we believe we must integrate three paths: Brain, Body, and Mind. In our experience, the treatment of all three gives you the best chance at achieving optimal performance and well-being. We blend therapies from the fields of psychology, neuroscience, technology, and complementary and alternative medicine to deliver customized treatment based on your specific needs. Tap into your brain, body, and mind, and reach the pinnacle of mental, physical, and emotional health.

MEET THE TEAM

Dr. Kellie Delli Colli

President and Licensed Clinical Psychologist (PSY26338), PhD, BCN, HRV, RYT

Dr. Kellie Delli Colli is a licensed clinical psychologist who graduated with her PhD from the California School of Professional Psychology.  She is board certified by Biofeedback Certification International Alliance (BCIA) in neurofeedback and heart rate variability biofeedback, specializing in clinical psychophysiology at Hills Neuroscience. She is trained in Eye Movement Desensitization and Reprocessing Therapy (EMDR) for the treatment of trauma and PTSD.

Dr. Christian Pedretti, DACM

Licensed Acupuncturist, (L.Ac. 19130)

While studying during his undergraduate at the University of Wisconsin-Whitewater, Dr. Pedretti had his own health crisis that steered him toward acupuncture and lifestyle medicine. As an acupuncturist who dealt with a chronic illness for 20 plus years, Dr. Pedretti knows what it’s like to live with a lingering condition. Through his decade of experience in wellness and formal education at Pacific College of Health and Science, it was clear to him that all patients need a tailored treatment to step closer towards optimal health. Through a unique style of acupuncture, herbs and addressing underlying food intolerances his approach is simple and manageable for his patients. In his schooling, he focused on psychoneuroimmunology and functional medicine in conjunction with his primary focus on acupuncture. Above all, Dr. Pedretti is a lifelong learner who welcomes questions and curiosity in the treatment room. He believes to better one’s health, it requires bringing awareness to our daily actions through the lens of curiosity. He finds that when one adopts that mindset, the patient is well on their way to healing. At Hills, he looks forward in incorporating his skillset and personal experiences to support each patient’s unique healing journey.

Dr. Greg Buttner

Counselor, PhD, AMFT (AMFT126119), APCC (APCC9689)

Dr. Greg Buttner holds a Ph.D. in Pastoral Counseling and Tibetan Buddhist Psychology, a Master’s Degree in Clinical Psychology from Pepperdine Graduate School of Education and Psychology. He is a Spiritual Counselor through the American Institute of Health Care Professionals and holds certifications in Addiction Science and the Neurobiology of Alcoholism and is board-certified through the American Association of Alternative Medicine. He spent years studying both secular and non-secular studies in the United States and India. He strives to provide the client with a unique opportunity to use both ancient and contemporary methods to delve into what makes this life so meaningful. Having had the opportunity to study under some of the most profound spiritual teachers in India and Nepal, he is delighted to have the opportunity to share these ancient teachings at Hills. He brings his transformational experiences to Hills from his own journey.

Natasha Muskavitch

Administrative Assistant, BA

Natasha is currently attending Alliant International University in pursuit of her Ph.D. in Clinical Health Psychology.  She has experience working with children, adolescents, and adults with irritable bowel syndrome, rumination syndrome, gastrointestinal disorders, gastroesophageal reflux disease, hypertension, anxiety, depression, ADHD, and other mental health conditions. More specifically, she specializes in biofeedback, cognitive behavioral therapy, and mindfulness-based interventions while integrating treatments that utilize psychology, technology, and eastern approaches.  Her research interests include using stimulation therapies with biofeedback for major depression. She loves spending time with her two dogs, going to the beach, listening to music, and spending time with family and friends. She enjoys integrating technology in her work at Hills.

Dr. Kathryn Miller

Chiropractor, DC (DC21443)

Dr. Kathryn Miller received a Bachelor of Science degree in biological science from the University of California, Irvine, and a Doctor of Chiropractic degree from Los Angeles College of Chiropractic. She has been practicing chiropractic care in San Diego since 1993. She uses a variety of techniques to adjust the spine to remove interference from the nervous system, which allows the body to heal itself. In her spare time, she enjoys running, hiking, and spending time with her three children and two dogs. She finds her role at Hills Neuroscience essential in addressing the mind-body connection.

Dr. Alyscia Mayhugh

Licensed Clinical Social Worker (LCSW121851), DSW

Alyscia Mayhugh is a dedicated and compassionate social worker specializing in clinical practice. With a Doctoral degree in Social Work from the University of Kentucky, Alyscia brings extensive experience and expertise in providing high-quality care to individuals and families facing mental health challenges.

Throughout her career, Alyscia has served in various clinical roles in a wide variety of settings including community mental health, jail-based services, medical/hospital social work, forensic care, and management/leadership. In these positions, she has demonstrated a strong commitment to evidence-based practice, trauma-informed care, and client-centered therapy.

Alyscia’s clinical skills encompass PTSD care, individual and group counseling, crisis intervention, and motivational interviewing. She also holds a Trauma-Informed Care micro-credential and is a Licensed Clinical Social Worker in the state of California.

In her private practice, Alyscia is dedicated to providing personalized and effective therapy to her clients. She takes a holistic approach to treatment, incorporating a range of therapeutic modalities tailored to meet each client’s unique needs and goals. Whether supporting individuals through trauma recovery, managing mental health conditions, or facilitating positive life changes, Alyscia is committed to empowering her clients to lead fulfilling lives.

With a passion for helping others and a deep commitment to clinical excellence, Alyscia Mayhugh is ready to make a meaningful difference in the lives of those she serves.

Jana Sullivan

Massage Therapist, BS, CMT (85735)

Jana is a certified massage therapist. She graduated from Healing Hands School of Holistic Health in San Diego, California. She earned her Bachelor of Science degree from Salem State College in Salem, Massachusetts majoring in sport fitness with a minor in biology. Her love for nature led her to graduate from outward bound leadership and survival school in Ely, Minnesota. Jana is a veteran of the United States Army who served under the 368th Engineer Battalion out of Manchester, New Hampshire. Her experiences working in the US military fueled her desire to utilize massage therapy for people inflicted with trauma, substance use disorders, chronic pain, chronic stress, and emotional problems. She specializes in deep tissue massage (myofascial release) for people who sit for long hours, use computers and other forms of technology, and for those who store emotional pain and stress in their bodies. Her love for her community and people continue through her work at Hills.

Sonya Grey

Massage Therapist, Cranial Sacral Therapist, and Holistic Health Practitioner, BA, CMT (28243), HHP

Sonya completed her bachelor’s degree in Human Development and Family Studies from Auburn University. She is certified in therapeutic massage and neuromuscular therapy. In 2011, Sonya completed a 2-year Biodynamic Craniosacral Therapy Program where she learned about the body’s extraordinary innate capacity to heal from physical, emotional, and psychological trauma. She later integrated Craniosacral Therapy which allowed her to study the physiological and somatic-emotional intricacies of the craniosacral system and how it relates to our whole being. Her passion is utilizing massage therapy to alleviate depression, anxiety, stress, pain, and the improvement of immune function. She has been working in treatment centers for substance use disorders for the past 9 years. Sonya’s niche is supporting those who are open to healing, want to know themselves better, and release patterns that no longer serve them. She is thrilled to be a part of the healing team at Hills.

Melissa Loza

Associate Professional Clinical Counselor, M.S.,APCC (APCC15022)

Melissa is an Associate Professional Clinical Counselor working directly under Dr. Delli Colli. She graduated from her undergraduate studies from California State University San Marcos in Psychological Sciences. As well, as her Master of Science in Rehabilitation Counseling with a Concentration in Clinical Rehabilitation and Clinical Mental Health from San Diego State University. Melissa specializes in NeuroStar Transcranial Magnetic Stimulation (TMS), a form of neurotherapy for the brain to treat various psychological disorders such as Major Depressive Disorder, Obsessive Compulsive Disorder and Anxious Depression. Alongside, working on her certifications in EMDR, Biofeedback, and Neurofeedback. Her passions consist of traveling, weight lifting and spending time with her dog, who also enjoys traveling. Treating your brain, mind, and body is her idea of optimal functioning, and at Hills she inspires to do so.

Sasha Ero

Sasha recently graduated from Santa Clara University with a Bachelor’s of Science in Psychology and Religious Studies. He has applied to PhD programs in Clinical Psychology and hopes to begin his studies next fall with the intention of becoming a clinical psychologist. He is motivated by a desire to know and care for the whole person. He has experience working with groups focusing on spirituality and mental health, so he hopes to apply that experience to address multiple dimensions of patients’ wellbeing. His research interests include applications of contemplative practices for wellbeing, novel interventions for trauma-related conditions, and the etiology of personality disorders. He loves knowledge and enjoys learning about history and philosophy. In his free time, he reads, plays the saxophone, and takes care of his two dogs. He’s thrilled to be able to use TMS to help people meet their goals.

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