Erik Olsen, AAS, COTA/L Erik Olsen, AAS, COTA/L, is a certified occupational therapy assistant on the outpatient team at The Children's Hospital of Philadelphia. Locations: Buerger Center for Advanced Pediatric Care Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467) Education and Training Board CertificationCertified Occupational Therapy Assistant (COTA)Undergraduate DegreeAssociates in Applied Science, Occupational Therapy Assistant Program – Lehigh Carbon Community College, North Whitehall Township, PA Titles and Academic Titles Occupational Therapy Assistant Departments and Services Occupational Therapy Patient Experience Ratings About the Patient Experience Rating System The Patient Experience Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question. Responses are measured on a scale of 1 to 5 with 5 being the best score. The comments are submitted by patients and families and reflect their views and opinions. The comments are not endorsed by and do not reflect the views of Children’s Hospital of Philadelphia.