Allison Barton, M.A., LCPC

Ms. Allison Barton, Counseling ExternMs. Allison Barton completed her undergraduate studies at Azusa Pacific University in Azusa, California in 2009 where she earned her Bachelors of Arts Degree (B.A.) with a Studio Art emphasis. She went on to earn her Masters of Art Therapy Degree (M.A.) from the Adler School of Professional Psychology in Chicago in 2012.  Ms. Barton completed her Art Therapy Internship at The Gunnison Health Care Center in Gunnison, Colorado where she provided art therapy with a varied client population dealing with bereavement and end of life issues. More recently, Ms. Barton has served as a Screening, Assessment, and Supportive Services (SASS) Therapist with Rainbow Hospice and Palliative Care in Mount Prospect, Illinois.  She presently serves as a Community Liaison for Garfield Park Hospital where she assists in marketing.

Ms. Barton’s professional interests include working with children and the elderly, working with terminally ill populations, and using art therapy in cross-cultural settings.

Ms. Barton joined the staff of Mark D. Parisi, Psy.D. & Associates, P.C. as a Counseling Extern in 2014.  She recently obtained her Licensed Clinical Professional Counselor (LCPC) certification in 2016 and works in private practice at Dr. Parisi’s Mount Prospect office where she maintains a diverse practice.  She is a member of the Illinois Art Therapy Association and is active in her church.

Megan Orr, Psy.D.

dr_orrDr. Megan Orr is licensed as a Clinical Psychologist in the State of Illinois. She earned her Doctor of Psychology Degree (Psy.D.) in Clinical Psychology from the Illinois School of Professional Psychology in 2010. She completed her undergraduate coursework at Indiana University, Bloomington, in 2004.Dr. Orr completed her pre-doctoral internship at Sheridan Shores Nursing and Rehabilitation Center and her post-doctoral residency at Hillcrest Healthcare Center. Dr. Orr’s clinical experience includes work within a variety of settings, including schools, hospitals, and long-term care facilities. For the past four years, her work professional work has primarily focused on providing services to individuals with chronic mental illness and the geriatric population.

Prior to joining Mark D. Parisi, Psy.D. & Associates, P.C., Dr. Orr was the Director of Mental Health at a psychiatric healthcare center and was responsible for developing and managing internal programming, discharge coordination, behavior monitoring, training of staff, and managing the completion of all necessary psychosocial assessments. Dr. Or employs the use of various treatment modalities and values the importance of maintaining a biopsychosocial perspective in the understanding of her clients. Her approach to psychotherapy draws heavily from her training in cognitive-behavioral therapy.

Dr. Orr joined Mark D. Parisi, Psy.D. & Associates, P.C. in 2013 as both an inpatient and outpatient psychologist. She continues to supervise doctoral externs at a psychiatric healthcare center in Chicago. Dr. Orr was born and raised in Tipton, Indiana. In 2005 , she moved to Chicago in order to complete her graduate studies. She enjoys traveling, spending time with her family and friends, as well as cooking.


Patricia Hoyos, Psy.D.

Dr. Patricia Hoyos, Licensed Clinical PsychologistDr. Patricia Hoyos completed her undergraduate studies at Boston College where she earned her Bachelor of Arts Degree (B.A.) in Psychology in 1993. She went on to earn her Doctor of Psychology Degree (Psy.D.) in Clinical Psychology from the Chicago School of Professional Psychology in 2004 with an emphasis in Child and Adolescent Psychology.Dr. Hoyos completed her pre-doctoral psychology internship at Illinois Masonic Medical Center where she provided intensive, in-home treatment to Autistic children ages 3 to 7 using a comprehensive, behavior-based intervention model. She completed her post-doctoral psychology fellowship at the Ada S. McKinley Community Services Interventions Outpatient Program where she provided bilingual, in-home, community-based treatment to severely emotionally and behaviorally disturbed children and adolescents and their families.Dr. Hoyos’ areas of specialization include the treatment of trauma, health psychology, early childhood, family therapy, Latino families, domestic violence, and low-income populations. She has worked within her own private practice and as a Staff Psychologist at Mount Sinai Hospital where she has continued to work with children, adolescents and families and cater to an ethnically diverse and underserved population.

Dr. Hoyos joined the staff of Mark D. Parisi, Psy.D. & Associates, P.C. in 2014 as a Psychologist who provides inpatient services at Metro Chicago skilled nursing facilities working within a bilingual capacity. Dr. Hoyos is a native Spanish speaker and is passionate about serving the needs of the Latino elderly. She is a member of the American Psychological Association and the Midwest Association of Latino Psychology (MALP).

Ailsa Nielsen

Ailsa Nielsen, Psy.D., LCPC

Dr. Ailsa Nielsen chicago illinoisDr. Ailsa Nielsen completed her Doctor of Psychology Degree (Psy.D.) in Clinical Psychology at the Illinois School of Professional Psychology and earned a graduate Art Therapy Certificate from the Adler School of Professional Psychology in Chicago. She is credentialed in Illinois as a Clinical Professional Counselor (LCPC) with experience in a variety of areas.

Dr. Nielsen completed her pre-doctoral training in rehabilitation, providing testing and clinical services to persons with strokes and other neurological disorders. She has also provided psychotherapy for individuals suffering from depression, anxiety, trauma-spectrum disorders, addiction, and couples counseling and marital enrichment.

Dr. Nielsen has worked with children, adolescents, and adults providing expressive art therapy using the visual arts. She believes that engaging in the creative process in the therapeutic context can provide another avenue for self expression and understanding / resolution of concerns. Visual imagery can compliment verbal expression and enrich the healing process for individuals interested in working in this manner. Children and adolescents who may have difficulty communicating can also utilize engaging in the arts as a method of rapport-building and sharing concerns.

Dr. Nielsen began working as a staff therapist with Mark D. Parisi, Psy.D. & Associates, P.C. in 2011. Dr. Nielsen lives with her family in Skokie and enjoys spending time reading and engaging in the arts and other leisurely activities.

Tom Naratadam

Tom Naratadam, Psy.D., LCPC

Dr. Tom Naratadam chicago illinoisDr. Tom Naratadam earned his undergraduate degree from the University of Illinois in Urbana-Champaign and both his Doctor of Psychology (Psy.D.) and Masters Degree in School Psychology (Ed.S.) from the Chicago School of Professional Psychology.  He completed his Licensed Clinical Professional Counselor (LCPC) certification in Illinois in 2015.  His professional work experience is diverse and includes work in multiple settings including residential, inpatient, outpatient, community mental health, group private practice, and school-settings throughout the Metro Chicagoland area.

Dr. Naratadam has worked as an outpatient provider with Mark D. Parisi, Psy.D. & Associates, P.C. since 2010. In addition to his work with Mark D. Parisi, Psy.D. & Associates, P.C., Dr. Naratadam works as a bilingual school psychologist at the Chicago Public Schools – performing extensive diagnostic testing and spearheading group therapy with children and adolescents.

Dr. Naratadam has expertise working in multicultural populations and has conducted numerous workshops on cross-cultural issues related to the Latino and Asian-Indian cultures. His experience also includes several years of assessing and working with children and adolescents who have Attention Deficit Hyperactivity Disorder (ADHD), Autistic Spectrum Disorders, Conduct and Mood Disorders, and issues related to adolescent sexuality and identity.

Dr. Naratadam is proud of his Asian-Indian heritage. He enjoys traveling, enjoying Chicago’s wide array of restaurants, and spending time with his family and friends. Dr. Naratadam is fluent in Spanish.

Stephanie Lilly

Stephanie Lilly, LCPC

Mrs. Stephanie Lilly chicago illinoisMrs. Stephanie Lilly is credentialed as Licensed Clinical Professional Counselor (LCPC) in Illinois. She completed her Masters of Arts Degree (M.A.) in Community Counseling from Argosy University in 2008.

Mrs. Lilly has worked in a variety of capacities and has extensive experience working with children, adolescents, adults, and families. Mrs. Lilly specializes in working with young children and adolescent females, has facilitated social skills groups for children with Aspergers Disorder and has conducted Dialectical Behavior Therapy groups for adolescents.

Mrs. Lilly is trained in Play Therapy, Introductory Theraplay® and Marshack Evaluations (MIM) from The TheraPlay® Institute in Chicago, is a member of the Association of Play Therapy, and is the Program Director of Big Brothers Big Sisters of Southern Kane and Kendall County.

She began working as a staff therapist at Mark D. Parisi, Psy.D. & Associates, P.C. in 2011. Mrs. Lilly grew up in Illinois and lives with her family in Arlington Heights.


Lisa Kohut, Ed.D., LCPC

dr_kohutDr. Lisa Kohut is a Licensed Clinical Professional Counselor (LCPC), certified school psychologist, and certified alcohol and drug counselor in the State of Illinois. She earned her Doctor of Education Degree (Ed.D.) in school neuropsychology from Indiana University in Pennsylvania, her Educational Specialist Degree (Ed.S.) in school psychology from Kent State University in Kent, Ohio, and her Master of Education Degree (M.Ed.) in community counseling from The University of Akron in Akron, Ohio.

With over nineteen years of experience as a psychotherapist, Dr. Kohut bring a wealth of diverse work and counseling experiences including work in a therapeutic day school where she has worked for the past eleven years with students who struggle with emotional and behavioral disorders and addictions, a residential drug treatment facility for adults, multi-systemic family therapy for youth and their families, pastoral counseling, individual counseling, couples counseling, family therapy, and dream interpretation.

Among Dr. Kohut’s areas of expertise are working with families, adults, and adolescents to resolve relationship issues, substance abuse issues, emotional and behavioral challenges, and identity issues. Dr. Kohut also enjoys working with her clients to help them understand their dreams and connect with God on a deeper and more meaningful level.

Dr. Kohut is passionate about seeing individuals and families reach their full potential, experience peace, happiness and a good quality of life and connet with their purpose. She believes that in order for this to happen, it is necessary to get to the root of issues, not just treating the symptoms. She also believes that it is important for individuals to realize their true identity or right image of themselves and for individuals to realize that, in many cases, they already have what they need to overcome their problems, but they may need help tapping into that source.

Dr. Kohut uses a compassionate, direct, faith-based and result-oriented approach involving gentle accountability and clear guidance to help clients effectively address personal life challenges. She integrates effective and creative methods and techniques to offer a highly personalized approach to each client. With patience, wisdom, and understanding, Dr. Kohut works with each individual to help them build on their strengths and attain the personal growth they are committed to accomplishing.

In addition to being an experience psychotherapist, Dr. Kohut has presented to general audiences on the topics of “Helping Children To Develop The Right Image” so they will make the right life decisions, on “Understanding Your Dreams To Know Your Purpose, ” on “The Impact of Teacher Expectations on Student Achievement,” on “Improving Your Child’s Social Skills,” and on “Increasing Your Happiness in Life.”

Mark Parisi

Mark D. Parisi, Psy.D.

Mark D. Parisi, Psy.D., Licensed Clinical PsychologistDr. Mark Parisi is Licensed as a Clinical Psychologist In Illinois and Florida.

He earned his Master of Arts (M.A.) in Clinical Psychology from Roosevelt University in Chicago in 1991. Dr. Parisi went on to earn a Master of Science (M.S.) in Industrial/Organizational (I/O) Psychology and his Doctor of Psychology (Psy.D.) Degree in Clinical Psychology from Florida Institute of Technology In 1995.

He is also certified as a Professional Mediator through the Association of Conflict Resolution Institute. Dr. Parisi finished his internship and residency while serving on active duty in the U.S. Army from 1995 – 1998 and specialized in Child and Adolescent Psychology, Community Mental Health, and Traumatic Stress Disorders.  He deployed overseas to the Sinai Peninsula, Egypt, in 1997 with the 10th Mountain Division of the U.S. Army as part of Task Force 2-87.  He was awarded the Meritorious Service Medal (MSM) for his active duty military service in 1998. Dr. Parisi has worked post-residency since 1998 and opened his practice in the Chicagoland area back in 2000.

He has served as a consultant to schools and businesses on a wide variety of mental health topics.  As a child psychologist, Dr. Parisi has worked as a child advocate, as a consultant for Head Start, and as a pediatric evaluation and treatment expert.  He has highly specialized training in disruptive behavior disorders of childhood under Drs. Russell Barkley and Robert Brooks.

At his clinic, Dr. Parisi maintains a broad-based practice serving children as young as three years old and adults well into their golden years.  He provides individual, group, family, and couples’ therapy utilizing a Cognitive-Behavioral / Solution-Focused treatment style.  In his work as an I/O Psychologist, Dr. Parisi has performed personnel selection and job analysis for both military and civilian agencies.

In addition to his work as child psychologist, Dr. Parisi has a sub-specialty in geriatrics and has worked tirelessly as a champion for mental health issues among the elderly and chronic mentally ill.  He serves as a consultant to several area nursing homes and long term care facilities and designs state-of-the-art programs tailored to the unique needs of skilled nursing facilities around Metro Chicagoland.

Dr. Parisi grew up in Park Ridge.  He is married and lives with his family in Skokie where he enjoys family time, attending movies and plays, reading, hiking, and running.  Dr. Parisi is a member of the American Psychological Association and the Skokie Valley Rotary Club.  He presently serves as a Lieutenant Commander in the Medical Service Corps of the U.S. Naval Reserves and is a veteran of the U.S. Army’s 101st Airborne Division.