Building Your Child's Skills and Confidence with Care!

Therapy in Action...not interested in being the Biggest, just the Best!
Mary Jane Zehnpfennig, MA, OTR/L
Executive Director
Mary Jane received both her undergraduate degree and graduate degree in Occupational Therapy from the University of Southern California.  She completed the four month advanced graduate course in sensory integration.  Mary Jane has a wide range of pediatric experience including outpatient rehabilitation, early intervention, high-risk infant follow up, school district and private practice.  Mary Jane had the privilege of studying and working with A. Jean Ayres, Ph.D., OTR at the Ayers Clinic.  While working with Dr. Ayres, Mary Jane was involved in research, test development and normative data gathering for the Sensory Integration and Praxis Tests (SIPT).  Mary Jane is certified in the administration and interpretation of the SIPT.  She considers herself first and foremost a clinician, but is also very committed to teaching and mentoring the new generation of occupational therapists, including at the university level.  As the mother of two sets of twins, Mary Jane has a special empathy for mothers of multiples.


Cheryl L. Ecker, MA, OTR/L, BCP, SWC
Clinical Director
​Cheryl received her undergraduate degree from the Medical College of Georgia (now named Georgia Regents University) and her graduate degree in Occupational Therapy from the University of Southern California. Cheryl completed the four month advanced graduate course on sensory integration. She maintains national board certification through AOTA as a pediatric specialist (BCP) and the state of California’s Advanced Practice Certification for the evaluation and treatment of feeding and swallowing disorders (SWC). She is also certified in the administration and interpretation of the Sensory Integration and Praxis Tests (SIPT). Cheryl has worked in a wide variety of settings including hospital based acute and outpatient rehabilitation, medically fragile children, school district and private practice. Cheryl has given numerous presentations nationally and internationally about feeding and about sensory integration. She also has been adjunct faculty, teaching at the university level. She is a co-author of the Sensory Processing Measure a published test instrument, and has co-authored articles in research journals. 


Emily Dassow, OTR/L
Coordinator of School-Based Services
Emily received her degree in Occupational Therapy from the University of Wisconsin-Milwaukee.  Emily is the Coordinator of Therapy In Action’s school-based services.  She is certified in the administration and interpretation of the Sensory Integration and Praxis Tests (SIPT).  Emily is also certified in the  Therapeutic Listening Program, and Interactive Metronome. She has had pediatric experience in both clinic and school settings, focusing her expertise on Sensory Integration theory and practice.


Jamie Cruz, MOT, OTR/L 
Jamie received her degree in Occupational Therapy from Eastern Michigan University.  She is certified in the administration and interpretation of the Sensory Integration and Praxis Tests (SIPT).  Jamie has a broad range of pediatric experience in sensory integration, medically fragile children, severely disabled children, and school-based occupational therapy.  Jamie has supervised and trained numerous occupational therapy students in both clinic and school settings.  Jamie has also lectured on occupational therapy and sensory integration in school and community workshops.


Chelsea Nguyen MA, OTR/L 
Chelsea Nguyen completed her undergraduate education at the University of Southern California and continued on at USC for graduate school where she received her degree in Occupational Therapy. Chelsea has always had a passion for working with children and her professional interests include sensory integration, feeding therapy, and school based therapy.


Jessie Lee, MS, OTR/L


Nico Donato, MS, OTR/L


Shira Artson, MS, OTR/L


Meenely Nazarian, OTR/L


Wilma Rodeen, MA, MPT
Wilma received her undergraduate degree from the University of California at Berkeley in Biophysics/Medical Physics and a graduate degree from California State University at Northridge in Biomechanics and Kinesiology.  She received her second graduate degree in Physical Therapy from the University of Southern California.  Wilma has had a variety of pediatric experience from infants to teens in settings such as the NICU, outpatient clinics and in school based practice.  Wilma’s special interests include children with neurological impairments and adaptive equipment/mobility aids for the classroom.


Meet Our Staff