Meet Our Clinical Team

ChesPenn Leaders – Leading throughout the Community

Letitia O’Kicki, M.D.
Medical Director

Dr. O’Kicki attended the University of Pennsylvania, where she received her BA, and completed her medical education at Temple University School of Medicine. Her postgraduate training included a general surgery internship at Pennsylvania Hospital, followed by a residency in Family Medicine at Temple University. Dr. O’Kicki is board-certified in Family Medicine and joined the Philadelphia Health Department in 1988, where she served as medical director of several Health Care Centers and Director of HIV Clinical Studies. Currently, Dr. O’Kicki is a faculty member of the Crozer-Keystone Family Residency Program. She chairs many health related committees, including QI and the IRB.

Nancy K. Koshetar, D.D.S.
Dental Director

Dr. Koshetar is a member of the American Dental Association, the Pennsylvania Dental Association, the Dental Association of Chester County & Delaware County and the Academy of General Dentistry. She is a graduate of Temple University’s School of Dentistry and earned her M.B.A. from Widener University in 2000.


Lisa Flores, M.D., Pediatrician

Dr. Flores is board-certified in Pediatrics and is a fellow of the American Academy of Pediatrics. She earned her medical degree from the University of Texas Medical Branch and completed her residency and training at Rush Presbyterian, St. Lucks Medical Center and the University of Texas System Hospitals. Dr. Flores specializes in pediatric hematology-oncology.

Jennifer Shrager, M.D., Pediatrician

Dr. Shrager is a board-certified Pediatrician. She earned her medical degree from Hahnemann University. Dr. Shrager completed her pediatric residency at Rainbow Babies and Children’s Hospital in Cleveland, Ohio. She was a Clinical Instructor at Case Western Reserve University.

Erica Turner, M.D., Pediatrician

Dr. Turner is a board-certified Pediatrician. She received her B.A. in biology from Bryn Mawr College. She then went on to receive her medical degree from the University of Vermont and completed her pediatric internship and residency at the University of Florida. Dr. Turner has extensive experience in the field of pediatrics and in the teaching field.


Bruce Auden, M.D., Internal Medicine
Dr. Auden is certified in internal medicine. He received his medical degree from the University of the West Indies and completed a residency and fellowship in internal medicine at the University of Illinois College of Medicine.

Jennifer Hill, MSN, FNP-C, Nurse Practitioner

Ms. Hill is a certified Family Nurse Practitioner with a Master of Science in Nursing from Georgetown University. Ms. Hill has a Bachelor of Arts in Psychology and Bachelor of Science in Nursing from the University of Maryland. Ms. Hill is a provider for the Healthcare for the Homeless Program.

Raquibul Islam, M.D., Internal Medicine

Dr. Islam is board-certified in Internal Medicine. While living in the United Kingdom he worked as a Registrar for five years. He earned his medical degree from Dhaka University in Bangladesh and completed his residency at Mercy Catholic Medical Center in Pennsylvania.

Kevin McCabe, D.O., Family Medicine

Dr. McCabe is board certified by the American Osteopathic Board for Family Physicians. Dr. McCabe is a graduate of Philadelphia College of Osteopathic Medicine and completed his Family Medicine Residency at Jamaica Hospital Medical Center in Jamaica, New York.  Dr. McCabe is particularly interested in preventative care. He believes strongly in the benefits of proper diet and exercise in the treatment and prevention of many diseases. He has been committed to the Coatesville community since 2012.

Chelsea Spiegelhalder, PA-C, Physician Assistant

Ms. Spiegelhalder is a graduate of Salus University with a Masters in Medical Science and certified by the National Commission on Certification of Physician Assistants. Ms. Spiegelhalder’s undergraduate degree is from Elizabethtown University.


Robert Berkowitz, M.D., Obstetrician/Gynecologist

Dr. Berkowitz is a graduate of Temple University School of Medicine and completed his residency at Albert Einstein Medical Center. He is board-certified in Obstetrics and Gynecology.

Hayley Davis, RN, BSN, MSN, CRNP, Nurse Practitioner

Ms. Davis is a Certified Registered Nurse Practitioner in Women’s Health. She received her Master of Science in Nursing and Women’s Health Care Nurse Practitioner from Frontier Nursing University in Kentucky.  A seasoned Nurse Practitioner with over 15 years’ experience as a labor and delivery nurse, Ms. Davis is passionate about prenatal care and providing personalized attention and care to each patient.


Sofia Barroso, D.M.D.

Dr. Barroso earned her dental degree from the University of Pennsylvania School of Dental Medicine. She is a member of the Pennsylvania Dental Association and the American Dental Association.

Vincent DePanicis, D.M.D.

Dr. DePanicis is a member of the Philadelphia Dental Clinic Study Group. He earned his degree from Temple University School of Dentistry.

Carl Jackson, D.M.D.

Dr. Jackson is a Graduate of the University of Pennsylvania School of Dental Medicine and has graduate degree from the University of Massachusetts. Dr. Jackson started his career as a dentist with the National Health Service Corps before going into private practice.


Brian Ashenfelter, Psy.D.

Dr. Ashenfelter is a licensed clinical psychologist who received both his masters and doctorate from the Philadelphia College of Osteopathic Medicine. Dr. Ashenfelter is experienced in using evidence-based treatments to address lifestyle changes, including exercise and dieting, diabetes management, and substance use. He embraces a patient-centered approach, partnering with patients to meet their individual needs.


ChesPenn Health Services is a 501(c)3 charitable organization and contributions are deductible to the extent allowed by law. The official registration and financial information of ChesPenn Health Services may be obtained from the Pennsylvania Department of State by calling toll free, within Pennsylvania, 1 (800) 732-0999. Registration does not imply endorsement.


1510 Chester Pike,
Suite 200
Eddystone, PA 19022

Phone: 610-485-3800
Fax: 610-485-4221


Center for Family Health at Eastside
125 E. 9th Street
Chester PA, 19013
Medical Phone: 610-872-6131
Dental Phone: 610-874-6231

Center for Family Health at Coatesville
744 East Lincoln Highway
Suite 110
Coatesville, PA 19320
Phone: 610-380-4660

Center for Family Health at Upper Darby
5 South State Road
Upper Darby, PA 19082
Phone: 610-352-6585

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Copyright by ChesPenn 2017. All rights reserved.