At Doorways, our team approach to teen and young adult mental health treatment gives us the opportunity to allow for collaboration between psychiatric providers, counselors, and dietitians in order to offer the best possible treatment for adolescents and young adults.

Every provider at Doorways offers a unique specialty in their training and experience to meet the needs of clients and families. Each of our staff is dedicated to the specialized needs of this age group and committed to the compassionate understanding of their culture and struggles. Many of our providers take insurance. Please call for availability.

Jan Hamilton, Founder, Doorways Teen Counseling and Psychiatric Services Phoenix Arizona
Jan Hamilton, MS, PMHNP-BC, CEDS, Psychiatric Nurse Practitioner

Jan Hamilton is the Founder and Owner of Doorways. She is a Nationally Board Certified Psychiatric Nurse Practitioner who specializes in adolescent treatment. Jan worked as a registered nurse for 20 years prior to receiving her Master’s degree in Nursing from the University of Arizona and her Psychiatric Nurse Practitioner certification in 1999. Her desire to provide quality psychological and psychiatric care for adolescents and young adults in an outpatient, faith-based setting led to the opening of Doorways in 2008. She’s thrilled about the opportunity for teens, young adults and families to receive the best care possible on their journey of healing!

Eating Disorders Treatment, Phoenix Christian Counseling, Doorways, Arizona
Dr. Rachael Grantham, Psy.D., Psychologist

Rachael earned her doctorate degree in clinical psychology from Midwestern University. She has worked for the past 5 years in a variety of settings, both at inpatient and outpatient levels of care, treating children, adolescents and their families. Rachael has a passion for supporting adolescents through difficult transitions in order to live a more fulfilling life aligned with their passions and values. She utilizes a combination of solution-focused, acceptance commitment, and cognitive behavioral therapy to help individuals with depressed or anxious mood, traumatic experiences, eating disorders, and parent-child relational issues.

Dr. Brad Zehring Teen Psychiatrist Phoenix, AZ,
Dr. Brad Zehring, Psychiatrist

Dr. Brad Zehring is a Psychiatrist who earned his D.O. degree from Arizona College of Osteopathic Medicine at Midwestern University. He completed his psychiatry residency program at University of Arizona College of Medicine – Phoenix campus. He has a passion for treating patients with eating disorders, mood disorders, anxiety disorders, and ADHD. He enjoys getting to know his patients and partnering with them as they seek physical and mental health.


Lindsey Dies, LAC, Licensed Associate Counselor

Lindsey received her Master’s in counseling from Arizona State University in 2013, and received dual undergraduate degrees from Arizona State and UC Santa Barbara.  She has spent the last 4.5 years working with adolescents and families in the community mental health system.  Lindsey specializes in the treatment of substance abuse, trauma, depression, eating disorders and anxiety and has worked predominately in residential settings.  She is trained in EMDR, cognitive behavioral therapy (CBT) and dialectical behavior therapy (DBT) and uses a trauma informed approach to the treatment of adolescents and their families.

Mark Harris, LPC, Licensed Professional Counselor

Mark is passionate about serving adolescents, young adults, and their families. His clinical experience is diverse; including working with military members and families. Mark is familiar with various modalities of treatment and skilled at engaging clients in a meaningful way to determine the most appropriate interventions.  Mark received his Master’s in Professional Counseling from Liberty University in August of 2012.  He enjoys spending time with his family whether it be at home or abroad.

Teen Counseling and Psychiatric Services Phoenix Arizona
Marian Humphries, LPC Licensed Professional Counselor

Marian graduated from Northern Arizona University in 1995 with a Master’s degree in education and received her Master’s certificate in Counseling from Ottawa University in 1997. She has worked with children and their families for over 15 years, providing services individually as well as in schools, homes and group homes. She also has provided supervision for master’s level interns for the past ten years. Marian has a passion for counseling adolescents and young adults dealing with issues of anxiety, depression, attention and behavioral problems.

Ilyssa Reading, LPC Licensed Professional Counselor
Ilyssa Reading, LPC, Licensed Professional Counselor

Ilyssa received her Master’s in clinical mental health counseling at Arizona State University in 2013, and spent three years working primarily with adolescents and families within the community mental health system. Ilyssa specializes in the treatment of adolescents who suffer from eating disorders, substance abuse, depression, and anxiety, and has worked in both residential and outpatient settings. She is trained in EMDR and uses this intervention to treat those suffering from PTSD or other trauma-related disorders. Ilyssa utilizes cognitive behavioral therapy, dialectical behavior therapy (DBT), family systems model, and the Nurtured Heart approach to help adolescents and their families move through life’s challenges and take the necessary steps into recovery.

Jennifer Salas, LPC, Licensed Professional Counselor

Jennifer received her Master’s in Counseling from the University of Phoenix and her Bachelor of the Arts degrees in psychology and theology from Concordia University Chicago.  She has worked with families, children, and teens engaging in destructive behaviors and with victims of trauma. She has received training in EMDR and utilizes a trauma-informed approach. She is also in DBT and is the Clinical Lead for one of our DBT IOP tracks.  Jennifer is fluent in written and conversational Spanish.  She enjoys supporting families and individuals utilizing a systems perspective to incorporate the way the whole family functions together.

Nikki Schlundt, LAC, Licensed Associate Counselor

Nikki has a Master of Arts degree in Professional Counseling from Liberty University and is a board approved Licensed Associate Counselor. Nikki has worked with adolescents and their families for years through her time volunteering with Young Life and serving young women at Wheaton College. She also has several years of experience working with individuals and families in professional settings where she has provided extensive counseling services for behavioral and psychological impairments brought on by abuse, neglect, mental illness, and substance abuse.

Megan Schwallie, MSW, LCSW, Licensed Clinical Social Worker

Megan is passionate about celebrating and cultivating courage.  She specializes in treating OCD and anxiety disorders as well as frequently co-occurring conditions such as Body Focused Repetitive Behaviors, Tourette Syndrome, and other tic disorders.  Megan received her Masters in Social Work from the School of Social Service Administration at the University of Chicago in 2009. She has completed substantial post graduate training in her areas of expertise with the International OCD Foundation, the Trichotillomania Learning Center, and the Tourette Association of America.

Sarah Van Holland Doorways Arizona
Sarah VanHolland MC, LPC, Licensed Professional Counselor

Sarah received her Master’s in Counseling from Arizona State University in 2007. She is bilingual in Spanish and spent over four years providing counseling services to adolescents and families within Arizona’s Medicaid program. Sarah has received extensive training in Dialectical Behavior Therapy (DBT). She specializes in working with adolescents and young adults experiencing depression, anxiety, self-harm, poor emotion regulation, and relationship issues.

Behavioral Health Paraprofessionals

Jenna Daniel, BHPP, Behavioral Health Paraprofessional

Jenna has been working in behavioral health for the past 7 years.  Jenna enjoys getting to know the Doorways patients and providing them with a positive experience.   She is currently pursuing her Masters of Counseling with Northern Arizona University and will graduate in December of 2017.  Jenna enjoys traveling, trying new restaurants and cheering on the Arizona Cardinals.


Bethany Dario RD, Registered Dietitian, Teen Counseling and Psychiatric Services Phoenix Arizona
Bethany Dario RD, Registered Dietitian

Bethany Dario RD is a Registered Dietitian who graduated from Bluffton University majoring in Food and Nutrition with a concentration in Dietetics. She completed a clinical internship with The Cleveland Clinic. She has had specialized training in eating disorders and has treated anorexia, bulimia and compulsive eating in both inpatient and outpatient settings. Bethany has lead body image groups for the department of Psychology and sororities within Greek Life at The University of Texas at Austin.

Jody Pannozzo, RD, Registered Dietitian

Ms. Pannozzo has over 20 years of experience in the field of Nutrition and Dietetics. She graduated from The Ohio State University and served as the Sports Nutritionist and Dietitian for The Ohio State Athletic Department. Ms. Pannozzo has helped clients combat all types of Eating Disorders, in settings ranging from intensive inpatient to private practice. She has served as a guest speaker and expert for national conferences as well as print and television media. Over the last two decades, she has dedicated her career to offering education and support that encourages others towards a healthy relationship with food and an overall healthy and happy life. When she is not working, she is hiking, reading, doing yoga or cheering on The Ohio State Buckeyes with her beautiful family.


Blake Beams, Masters of Counseling Program Intern

Blake is currently a student in the Master’s of Counseling Program at Arizona State University. Previously, Blake worked for Banner Hospital teaching adolescents in their special education school. She enjoys volunteering ​and working with kids going through grief as well as advocating for at risk youth in the community. Blake is excited to be an intern and part of the great team at Doorways.

Johnna Martorana, Masters of Counseling Program Intern

Johnna is currently a student in the Master’s of Counseling program at Arizona State University. Previously, Johnna has worked as a case manager for children and adolescents in state custody and with teenage mothers pursuing their high school diplomas. She has a passion for working with individuals who have been affected by trauma, grief, and mental illness. Johnna is excited to be a part of the supportive team at Doorways.

Kim Turille, LMFT Program Intern

Kim is currently a Master’s student in the Marriage and Family Therapy program at Fuller Theological Seminary.  Kim works in Phoenix, coaches at an Olympic Weightlifting gym, and is a Sports Nutritionist. She has worked with adolescents and at-risk youth while volunteering for Young Life in Arizona and Washington the past 9 years, and is delighted to be an intern and part of the treatment programs at Doorways.

Chief Operations Officer

Heather Hall, Chief Operating Officer

Heather obtained a B.S. degrees in both Accounting and in Marketing from Black Hills State University. She has years of professional leadership experience in a variety of private, public, governmental and non-profit industries. She loves helping companies develop, coordinate and expand operations while accomplishing organization-wide goals. Heather is married and has two sons and is very excited to be a part of the amazing team at Doorways.

Office Staff

Amaris Garcia, Office Staff

Amaris is a full time mother and a part time student in her last year at Phoenix College. She is pursuing a psychology degree. Amaris enjoys spending time with her family, dog, and horses. She enjoys anything “fitness” and is very excited to be on her new journey at Doorways.

Trina Harper, Office Manager

Trina has over 25 years experience in office management services.  She has been with Doorways since the beginning in 2008, and enjoys interacting with our patients and their families.  Trina likes to spend her time entertaining family and friends, she enjoys the art of cooking and baking.  She and her husband like to take in Diamondback games, and escape to the mountains to fly fish as often as they can.  The role that she loves the most is being “Grammie” to her grandbabies Raegan and Jones.

Teen Counseling and Psychiatric Services Phoenix Arizona
Sarah Noto, IOP Coordinator

Sarah has been working in office environments for the past 8 years. She enjoys building relationships with the clients at Doorways and walking alongside them on their path to recovery. She longs to provide hope and healing to those in need. She recently changed positions at Doorways and is now the new IOP Coordinator. She enjoys taking her dog to the park, singing (frequently at her desk!), and hiking.