Edward H.Cahill III M.D.

University of Maryland: B.S. Zoology, 1966
University of Maryland School of Medicine, 1970
University of Maryland Hospital: Pediatric Residency, 1970-1973
Johns Hopkins Hospital: Child Psychiatry Residency, 1975-1976
Private Practice of Pediatrics at Ellicott City Pediatric Associates 1976-Present

Dr. Cahill is married to Mary, a professional writer. They have two adult children Ted and Kate. They have three grand daughters NoraJane, Adelaide and Rose Marie Cahill. When not spending time with his family, Dr Cahill enjoys bicycling locally and bicycle touring throughout the United States and Europe.


Lesly Berger M.D.

Dr. Lesly Berger has been with Pediatric Associates for more than 10 years. She is a graduate of the University of Maryland School of Medicine, where she also completed her pediatric residency. She is a graduate of Hampshire College in Amherst, MA and also attended Vassar College.

She and her husband live in Ellicott City and have two grown sons who are both currently completing graduate school. Her interests include literature, fitness and health, and travel. She is also a "hockey mom" and an avid supporter of the Washington Capitals.

Oliver Galita M.D.

Dr. Oliver Galita is a native of the Philippines and has lived in Maryland since he was six years old. He graduated from Archbishop Curley High School and received his undergraduate degree in Biochemistry from the University of Maryland Baltimore County. He received his medical degree from the Penn State University College of Medicine in Hershey, Pennsylvania then completed his training in pediatrics at the Sinai Hospital of Baltimore. Dr. Galita received the Harry Gordon Pediatric Research Award for his study in pediatric asthma. Dr. Galita enjoys actively promoting the prevention of disease and injury in children. 

He also has a special interest in caring for children with asthma and other chronic medical conditions. Dr. Galita has two young sons who keep him busy with baseball, soccer and cub scouts. He is an avid Ravens fan and enjoys science fiction.

Jennifer Landsman M.D.

Dr. Jennifer Landsman joined Pediatric Associates in 2005.  She grew up in Columbia, Maryland and attended University of Maryland, College Park for her undergraduate degree.  She went to medical school and completed her pediatric residency at University of Maryland in Baltimore.  After completing her training, she worked for four years at Baltimore Washington Medical Center as a pediatric hospitalist, caring for children in the emergency room and on the pediatric ward.  Dr. Landsman lives in Ellicott City with her husband and their three young daughters.  When she is not working, she stays busy by playing with her children, reading, and cooking.

Amy Cheung M.D.

Dr. Amy Cheung is a native of upstate New York.  After receiving her undergraduate degree from Yale University, she graduated from Mount Sinai School of Medicine in New York City.  She completed her residency in Pediatrics at Stanford University in California.  Prior to joining Pediatric Associates in 2007, Dr. Cheung worked in Northern California and Frederick, Maryland.  Dr. Cheung lives in Columbia with her husband and three young children – Elanor, Isabel, and Ethan.  When she is not working, she enjoys reading, hiking, and playing outdoors with her children.

Maria Santos M.D.

Ellicott City Pediatric Associates is delightd to welcome Dr. Maria Luisa Santos to our practice. Dr. Santos is an experienced and dedicated pediatrician, who has been in pediatric practice since 1996. She received her medical degree from Perpetual Help College of Medicine in the Philippines and completed her pediatric residency training at Sinai Hospital in Baltimore. She is Board Certified by the American Academy of Pediatrics. Prior to joining ECPA, Dr. Santos worked in other pediatric practices in Rockville, Germantown and College Park.

Dr. Santos is very familiar with our community. She currently lives in Elkridge with her husband, two children, Christopher and Jillianne, and her Norwegian Elkhound, CJ. When she is not working, she enjoys spending time in her garden.