Our Team

Who We Are

Our commitment to our organizational values starts with our team members. We are compassionate individuals with expertise in many fields, dedication to excellence and unwavering support for patients to help them reach their goals.

We employ over 300 people serving individuals in 3 diagnostic centers, 11 ABA treatment centers, and additional community and home-based settings. 

We are neurologists, developmental pediatricians, neuropsychologists, psychologists, board certified behavior analysts, registered behavior technicians, licensed professional counselors, nurse practitioners, medical technicians, administrators and more.

We are here to care for the community, practicing our values of excellence, integrity, compassion, collaboration and joy.

Madeline Chadehumbe, MD

Pediatric Neurologist | Head, Neurology and Developmental Pediatrics

Ronald Barabas, MD

Pediatric Neurologist

Takijah Heard, MD

Pediatric Neurologist 

Romaine Schubert, MD

Pediatric Neurologist

Lawrence Laveman, MD

Developmental – Behavioral Pediatrician

Lisa Alberts, DNP, APRN-BC, PMHNP-BC

Psychiatric & Primary Care Nurse Practitioner

Tammy Rockhill, RN, MSN, CPNP, PMHS

Primary Care Nurse Practitioner & Pediatric Mental Health Specialist

Gregory Alberts, PhD

Neuropsychologist | Director of Neuropsychology Services

Michael Baniewicz, PsyD

Neuropsychologist | Director of Behavioral Health Services PA

Chrystal Gray, PhD

Neuropsychologist

Michelle Humm, PhD

Pediatric Neuropsychologist | Director of NJ Neuropsychological Services

Nancy Miller, PsyD

Clinical Psychologist

Cristina Sperrazza, PsyD

Neuropsychologist

Kaori Nepo, PhD, BCBA-D

VP | ABA Clinical Operations

Jillian Sheehan, MS, BCBA

Regional ABA Director

Abigail Dalton, MA, BCBA, LBS

Director | Allentown

Adriana Neumann, BCBA, LBS, MEd

Director | Bala Cynwyd

Brianna Coffin, MS, BCBA, LBS

Director | Northeast Philadelphia

Victoria Perko, MS, BCBA, LBS

Director | Chester County

Alexandra Back, ATR-BC, LPC

Director, Creative Arts Therapies | Art Therapist | Licensed Professional Counselor

Kim Catterall, R-EEG-T

HD-EEG Technologist

Emily Smith, R-EEG-T

HD-EEG Technologist

Catherine Smith

Clinical Research Coordinator | CRCNJ

Kathleen Stengel, MS, BCBA, LBA

Chief Executive Officer

Mark Mintz, MD

Pediatric Neurologist | Chief Medical Officer | Founder

Kaori Nepo, PhD, BCBA-D

VP | ABA Clinical Operations

 Geoff Crisanti

Chief Operating Officer

Sandra Lewis, MSS, MLSP

VP | Marketing & Communications

Mariann Morell

VP | Administration & Development

Kamiah Murphy, SHRM-SCP

VP | People Operations Services