Delaware Valley Allergy
Also known as Thomas E. Klein MD PC

Dr. Michael Prematta was born in Reading, PA in 1979. He earned a Bachelor of Science in Chemical Engineering at Penn State University in 2001 before completing medical school at the Penn State University College of Medicine in 2005.

Dr. Tracy Prematta was born in Philadelphia, PA and was raised in Williamstown, NJ. She attended college at DeSales University and graduated Summa Cum Laude in 2001 before enrolling in medical school at the Pennsylvania State University College of Medicine.

Dr. Juen Kim was born in Michigan and grew up in East Lansing, Michigan. She did her undergraduate studies and medical school at the University of Michigan in Ann Arbor, Michigan before pursuing a pediatrics residency at DeVos Children’s Hospital in Grand Rapids, Michigan.

Dr. Sujal Ghelani is a Texas native who joined Delaware Valley Allergy in 2021. A graduate of University of Texas with a B.S. in Chemical Engineering, he received his medical degree from UMDNJ – School of Osteopathic Medicine in South Jersey, now Rowan University.

Dr. Thomas Klein was born in New York City in 1957. At the age of 16 he started college at Rensselaer Polytechnic Institute in Troy, New York where he graduated with honors. He earned his medical degree from Albany Medical College in 1980 at the age of 22 and then began five years of additional training.