About Us

Joseph Volpicelli, M.D., Ph.D.

Dr. Volpicelli graduated from the University of Pennsylvania Medical School in 1981 and completed his residency there in 1985. Since then he has spent the last twenty-five years as a pioneer in clinical research, education, and practice. Throughout this time, he was an Associate Professor of Psychiatry at the University of Pennsylvania and Senior Scientist at the Pennsylvania VA Center for Research on Addictive Disorders. Dr. Volpicelli is also the author of “Recovery Options: The Complete Guide” and “Combining Medication and Psychosocial Treatments for Addictions: The Brenda Approach.”

Dr. Volpicelli has led the way in the integration of medications with psychotherapy support to treat addictions. His research on the use of Naltrexone led to the first new medication to be approved by the FDA for alcohol treatment in nearly fifty years.

Dr Volpicelli

Buy the Recovery Options book HERE: http://amzn.to/16rPIPM

Buy the B.R.E.N.D.A. book HERE: http://amzn.to/19AI9T5


Kris Volpicelli

Kris joined the practice in 2011, but originally hails from California where she worked in social services for the County of San Luis Obisbo. Kris is not only the office manager, but also a great asset to patients as she applies her background towards assisting with a variety of services including help with both insurance and pharmaceutical companies. On her off time,
Kris enjoys going for walks with her husband, listening to music, and shopping!




Lauren Griffith, CAAP

This year, 2018, marks Lauren’s eighth year working in the addiction treatment field, seven of which have been here at Volpicelli Center. She is serving as the Program Director which allows her to manage a team of clinicians and administrative staff. Quality patient care is her number one priority! In 2017, Lauren received her Certified Allied Addiction Practitioner credential through the Pennsylvania Certification Board. When she is not working, she enjoys going to the beach, playing tennis, and hanging out with her cat Max.


Courtney Washeleski

Courtney came to Volpicelli Center as an Administrative Support Clerk in Spring 2018. Her hard work and dedication to managing all of her duties efficiently and accurately have quickly made her a vital member of the team.


Dominique Harkins

Dominique is our Medical Assistant. You will see her doing various duties around the office such as collecting vital signs and administering Vivitrol injections. She is kind, funny, and puts patients at ease, as she often will see them prior to the physician or nurse practitioner.


Heather L. Osher, D.O.

Dr. Osher received her Bachelor of Science degree in 2005 from the University of Delaware, and is a 2010 alumna of Lake Erie College of Osteopathic Medicine. She completed an internship and a residency at St. Joseph’s Hospital in Philadelphia, and is certified by the American Board of Osteopathic Family Medicine. Dr. Osher joined our practice in 2012, while finished up her residency program. It was during this time that she discovered a true passion for helping those who suffer from the disease of addiction. She came on board with us permanently after completing her residency. In addition to the work she does at Volpicelli Center, she also works at an urgent care facility in the area. In her free time, Dr. Osher enjoys traveling and going to the theater!


Jimmie Sanders, M.D.

Dr. Sanders has been with us for over five years, but has been a practicing physician for over 30 years. He was a general surgeon for most of his career, but took up a special interest in addictions in the last decade. Dr. Sanders specializes in Suboxone treatment.


Natalie Mills, CRNP

Natalie has been practicing as a Nurse Practitioner for 10 years, after having served as a nurse for many years prior to that. Her vast experience in the medical field has made her a valuable member to our clinical staff. Her kind and empathetic personality is a perfect fit for helping patients who are struggling with addiction.


Amy Shaitelman, LPC

Amy joined the Volpicelli Center as our primary therapist in 2013. Amy is certified in Cognitive Behavioral Therapy (CBT) with expert Arthur Freeman. She also holds a Certificate in Advanced Graduate Studies (CAGS). Additionally, she has completed a program in Dialectical Behavioral Therapy (DBT) with Lane Pederson, in NYC. Amy’s clinical experience with Dual Diagnosis makes her a wonderful fit for our patients, as she is able to treat both substance abuse issues and mental health conditions.


Joe Lyczkowski, CRS

Joseph Lyczkowski joined the Volpicelli Center team in 2018 as a Master’s Prepared Certified Recovery Specialist. Joe has an extensive history working in Substance Abuse and Mental Health, so we are thankful that he has brought his knowledge and understanding to our program. He has clinical experience in co-occuring and impulsive behavior disorders, and is well-versed in alternate treatment modalities, such as the BRENDA method. Joe is always open to explore new paths towards recovery!