Haddonfield 856-428-3746
Cornerstone Pediatrics

And now, Introducing Our Physicians and Staff...




James Richard Weidner, MD, grew up locally, having been born at Cooper Hospital and raised in Pennsauken, attending high school there. He accomplished his pre-med studies at Franklin and Marshall College, in Lancaster, PA, graduating magna cum laude, majoring in biology (but he does not believe in evolutionary theories of origin!) with a minor in music. He attended Temple University School of Medicine, receiving election to the Alpha Omega Alpha Honor Medical Society. He completed residency training at The Children's Hospital of Philadelphia in 1995, which is also when he joined this practice. He is board-certified and has been chosen more than once as a Top Doc by South Jersey Magazine. Dr. Weidner has special interest in the care of adopted children and those with Down Syndrome. He is the current President of the SJ chapter of the Christian Medical and Dental Association, also a member of the American College of Pediatricians and a fellow of the American Academy of Pediatrics (AAP). Dr. Weidner lives in Washington Township with his wife and their 3 children, the youngest of whom was adopted from Guatemala. His home church is Joy Community Fellowship in Pitman, and he loves playing guitar, singing, golfing, rooting for Philly sports teams, bird-watching, and being with his family. He considers his mission trips to Guatemala a blessing.

Denise Bell, MD, FAAP,  joined Advocare Cornerstone Pediatrics in 2020 with more than 15 years of experience as a primary care pediatrician in South Jersey. After graduating summa cum laude from Drew University with a degree in Spanish Langauge and Culture, Dr. Bell earned her medical degree from Rutgers - New Jersey Medical School. She completed her pediatrics residency at the Children's Hospital of Philadelphia in 2004 and is board certified in general pediatrics by the American Board of Pediatrics. Dr. Bell served as the Chair of Pediatrics from 2008-2018 at Virtua Memorial Hospital in Mount Holly, where she helped to build the innovative Pediatric Pavillion. Since 2018, she has held the officeof Secretary-Treasurer of the Medical Staff at Virtua Memorial. Dr. Bell is a Fellow of the American Academy of Pediatrics (AAP) and has been elected to leadership roles in the AAP at the state and national level. She has been named Top Doc for Kid by SJ Magazine and has received numerous professional awards. Her special interests include autism, immunizations, pediatric telemedicine and the primary care of children with medical complexity. She has been invited to speak about these topics at local and national meetings. Dr. Bell lives in Cherry Hill with her husband and their two children. She enjoys reading, cycling, crafts, volunteering for her children's school and sports teams and spending time with her family. Dr. Bell considers it her greatest honor that so many families have trusted her as their pediatrician. 

Lindsay Requa, DO, FAAP,  is board certified by the American Board of Pediatrics and she is a fellow of the American Academy of Pediatrics. Dr. Requa grew up in Pennsylvania where she earned her undergraduate degree from Ursinus College. She majored in biology with a minor in history and played for a National Championship field hockey team - Go Bears! She earned her doctorate from Lake Erie College of Osteopathic Medicine and completed her pediatric residency at Penn State Hershey Children's Hospital. She worked as a pediatric hospitalist in York, Pennsylvania where she was also the Pediatric Clerkship Director for medical students before joining Advocare in 2016 and coming to Cornerstone Pediatrics in 2020. Dr. Requa was the Assistant Chief of Pediatrics at Virtua Memorial Hospital from 2019-2020. Her areas of interest in Pediatrics include breastfeeding, ADHD, antibiotic stewardship and sports medicine. Dr. Requa loves spending time with her husband and their two children. She enjoys traveling, being outdoors, playing volleyball and running. Dr. Requa believes it's an honor and a privilege to help families navigate childhood and watch her patients grow into adulthood.