Rosena Chan
Board Certified Behavior Analyst, recognized by Behavior Analyst Certification Board · NPI 1124895123 (Centers for Medicare & Medicaid Services)
Last updated: April 17, 2026
Saint Louis, MO
ABA Therapy
Accepting Patients
Provider Details
- NPI Number
- 1124895123
- Service Setting
- In-Clinic
- Languages
- English
Specialties
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View all therapists in Saint Louis →Helpful Resources for Parents
Guides to help you decide if this type of therapy is right for your child, what to ask, and what to expect.
ABA Therapy: A Complete Parent's Guide
ABA therapy basics, choosing a BCBA, insurance coverage.
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Finding the Right Pediatric Therapist for Your Child: A Parent's Complete Guide
How to vet credentials, what to ask at the first visit, and when to switch.
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Understanding ABA Controversies: A Balanced Look
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ABA Therapy for Adolescents: When It's Still a Fit
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