Our Staff

Clinical Staff

All of our clinical staff are experienced generalists with a variety of areas of expertise and interest.

Sherri Nelson, PhD, Director

Jackie Twitchell, PsyD, Associate Director

Allyson Brathwaite-Gardner, PhD, Psychotherapist

Cynthia Ellis, PhD, Psychotherapist

Lisa Frappier, DO, Psychiatrist

Cynthia Fredricks, MSW, Psychotherapist/Weekend On-call

Francis Haines, MD, Psychiatrist

Aleta Bok Johnson, MSW, Psychotherapist

Mark Rubinstein, MSW, Psychotherapist

Laura Sobik, PhD, Psychotherapist

Linda Welsh, PhD, Psychotherapist

Claudia Yellin, PhD, Weekend On-call

Support Staff

Sarah Hemond, MSW, Clinical Office Manager

Wendy Impagliazzo, Medical Transcriptionist/Administrative Assistant

Norah Cicione, Administrative Assistant