Meet Us

Our Staff Leaders

Lisa Randaccio, Office Manager

Lisa Randaccio, Office Manager

Lisa has been with Williamsville Peds since 1996. She lives in Williamsville with her husband Al.

Denise Jarzniecki, LPN, Nurse Manager

Denise Jarzniecki, LPN, Nurse Manager

Denise joined Williamsville Pediatric Center in 2001. She graduated from Buffalo Board School Of Practical Nursing in 1976. She has been WPC's Nurse Manager since 2003. Denise is married and is the mom of two daughters. She enjoy's Zumba, Tai Chi, hiking, gardening and spending time with her family.

Loretta Felder, LMHC

Loretta Felder, LMHC

Loretta Felder is a New York State licensed Mental Health Counselor and Behavioral Health Integration Consultant with Williamsville Pediatric Center. She earned her master's degree in Mental Health Counseling from Medaille College. For over  eight years, she has worked in the Western New York mental health community as a clinical therapist.

Loretta has background in Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, Solution Focused Therapy, Person-Centered Therapy, Trauma Informed Care, and has extensive experience in providing individual and group therapy for clientele 2 years and over. Loretta provides consultation to clients and families for life issues, linkage with appropriate providers and community services for coordination of care, guidance to parents on behavior management  and can provide short term counseling during periods of transition.

Rachael Smith-Sponholz, PhD

Rachael Smith, PhD

Partnering with families to provide effective mental health care to children and adolescents.

Currently, I conduct diagnostic evaluations for autism spectrum disorder and attention-deficit hyperactivity disorder (ADHD). I also provide  the following treatment:

 Behavior therapy/parent training for ADHD and oppositional defiance

  • Behavior therapy/skills training for individuals with high-functioning autism spectrum 

  • Cognitive behavioral therapy (CBT) for anxiety disorders, OCD, depression, and adjustment issues.

Location: Williamsville Pediatric Center, 2733 Wehrle Dr, Williamsville, NY 14221

Dr. Smith sees patient by physician referral only.   Please discuss with your provider.

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