Our Providers

Laurence Seidman, M.D., Springfield/Woodbridge Office

Undergraduate: State University of New York at Buffalo (Magna Cum Laude)

Medical School: New York Medical College

Residency: Georgetown University Hospital

Dr. Larry Seidman was born and raised in Buffalo, New York and survived the blizzard of 1977! He received his BS in Biology and Psychology from the University of Buffalo. He graduated from New York Medical College with an MD In 1986 and completed his internship and residency at Georgetown University Hospital in 1989.

He keeps up with his two teenage children and their sports. He enjoys collecting early children's books, especially pop-ups. He has painted for years; his art can be seen on his website: www.larryseidmanart.com.

Violet Nematollahy, M.D., Springfield Office

Undergraduate: Tehran University

Medical School: Tehran University

Residency: Georgetown University Hospital

Dr. Violet Nematollahy came to NOVA Pediatrics in 1996 after merging her solo practice in Burke with ours. She was born in Iran and attended Tehran University, followed by a residency at Georgetown University Hospital.

Dr. Nematollahy is board certified in Pediatrics and is a fellow of the American Academy of Pediatrics. She is also a partner of NOVA Pediatrics.

Dr. Nematollahy chooses newborns and teenagers as her favorite pediatric areas, two of the most challenging age groups! When it comes to her free time, it is filled with tennis and biking.

Mona Hanna, M.D., Springfield/Woodbridge Office

Undergraduate: Cairo University Medical

Medical School: Cairo University Medical

Residency: University of South Alabama Medical

Dr. Hanna joined our practice in 2002. She grew up in Egypt and graduated from Cairo University Medical School.

Before coming to the United States, she worked as a family practitioner in Egypt and Saudi Arabia. She also worked as a patient coordinator at Johns Hopkins Hospital.

Dr. Hanna completed her internship and residency at the University of Alabama. She is board certified in Pediatrics and is a fellow of the American Academy of Pediatrics. Dr. Hanna has recently become a partner of NOVA Pediatrics. In addition, she has found dermatology and asthma are her favorite pediatric areas.

Dr. Hanna lives in Northern Virginia with her husband and two daughters. She enjoys reading, jogging, and listening to music.

Tiffany Meyer, M.D., Springfield/Woodbridge Office

Undergraduate: Dartmouth College

Medical School: George Washington University

Residency: Children's National Medical Center

Dr. Meyer joined NOVA Pediatrics in 2006. She grew up in Cincinnati, Ohio and completed her undergraduate studies with honors at Dartmouth College with a major in biology. She came to Washington, DC and earned her medical degree at George Washington University. She went on to complete her residency and fellowship at Children's National Medical Center. Furthermore, she earned a master in public health degree from George Washington University.

Dr. Meyer is board certified in both Pediatrics and Adolescent Medicine and is a fellow of the American Academy of Pediatrics.

Although she completed a fellowship in Adolescent Medicine, she enjoys caring for children of all ages, especially newborns, school-aged children, and teenagers.

She is married and has two daughters. In her free time, she enjoys dancing, creating greeting cards, scrapbooking, and playing tennis.

Gina Schwartz, M.D., Springfield/Woodbridge Office

Undergraduate: Wesleyan University

Medical School: Case Western Reserve University

Residency: Monmouth Medical Center

Dr. Gina Schwartz earned her BA in Molecular Biology and Biochemistry at Wesleyan University in Middletown, CT. She attended medical school at Case Western Reserve University in Cleveland, Ohio. She then completed her pediatric residency at Monmouth Medical Center in Long Branch, New Jersey, which, coincidentally, is the same hospital in which she was born.

She had been in private practice for seven years prior to joining NOVA Pediatrics in the fall of 2009. She relocated to Northern Virginia from Southern California with her husband and three children. Dr. Schwartz has two sons and a daughter. They are quite happy to be back on the east coast, closer to extended family and friends.

Dr. Schwartz is board certified in Pediatrics, and most enjoys infant well exams and caring for teenagers. While in her previous practice, she provided lectures for pregnant teenagers to improve their knowledge of caring for a newborn. Her goal is to help empower her patients to be confident and take an active role in improving their own health and wellbeing.

Dr. Schwartz enjoys reading historical fiction novels, baking, and crocheting. She most enjoys traveling to Europe on vacations with her family, which should be much easier now that she is back on the east coast


Léna Garcia, C.P.N.P., Springfield/Woodbridge Office

Undergraduate: Georgetown University

Graduate/Pediatric Nurse Practitioner: The Catholic University of America

Léna  Garcia, Certified Pediatric Nurse Practitioner (CPNP), joined our practice in the spring of 2004. She received her Bachelor of Science in Nursing from Georgetown University and her Masters of Science in Nursing and Pediatric Nurse Practitioner certification from The Catholic University of America in Washington, D.C.

She brings a wide variety of pediatric experience, including working in the departments of Pulmonary and Hematology/Oncology at Children's National Medical Center in Washington, D.C. Her clinical interests are in primary care/wellness and asthma management. She is a clinical preceptor/affiliate faculty at George Mason University. She is a member of the National Association of Pediatric Nurse Practitioners and Sigma Theta Tau International Honor Society.

She is married and has two daughters. Léna's hobbies include horseback riding, dancing, skiing, and hiking.

Virginia Krause, CFNP

Undergraduate: LaSalle University

Graduate/Family Nurse Practitioner: La Salle University, Philadelphia PA

Virginia (Ginny) Krause, Certified Family Nurse Practitioner (CFNP) joined Nova Pediatrics in the Summer of 2014. She is board certified as a Family Nurse Practitioner (FNP) by the American Nurses Credentialing Center (ANCC). She has been practicing as a FNP since 2009.

She received her Bachelor of Science in the Nursing from LaSalle University in Philadelphia, PA and Master of Science in Nursing and Family Nurse Practitioner from LaSalle University Philadelphia, PA. Virginia is originally from Pennsylvania.

Her clinical interests are in primary care and the health promotion and wellness as well as adolescent teaching. As a Registered Nurse she worked over 12 years in the CCU working with children with congenital heart defects as St. Christopher's Hospital in Philadelphia, PA. She is a member of Virginia Council of Nurse Practitioners and Sigma Theta Tau International Honor Society.

She relocated to Virginia in September 2010 with her husband and daughter. She has two additional children a son and daughter in Pennsylvania. Her interest are enjoying time with family and friends, painting, traveling and being part of her daughters busy softball schedule. She is also currently a leader for her daughters junior Girl Scout troop.

Andrea Deleault Onufrychuk FNP-BC, Springfield/Woodbridge Office

Andrea is a board certified Family Nurse Practitioner who received her training at George Mason University. During her training and practice, Andrea has worked with a diverse group of families and has a special interest in newborn care and early childhood nutrition. Andrea has a background of nursing in emergency medicine and critical care for the past 6 years, and has a special love for pediatrics. Originally from New Hampshire, Andrea has been living in Virginia for the past 12 years. She enjoys hiking in the Shenandoah Valley, visiting family in Rehoboth Beach and NH, and spending time with her husband, daughter, and dog.

Betsy Novotny CPNP

Undergraduate: University of Portland, Portland, OR

Graduate: University of Alabama at Birmingham, Birmingham, AL


Betsy joined our practice in July 2017. She has over 17 years of pediatric experience ranging in areas from Newborn to Emergency. She is a board certified Pediatric Nurse Practitioner since 2010.

Her areas of clinical interest include newborn to school-age care focusing on healthy family choices and preventative medicine.

She was born and raised in Oregon, and has lived in 7 states and even overseas. Her husband is active in the Air Force and she has two children. She loves traveling, running and eating!

Beth Bostwick CFNP

Beth Bostwick graduated from the University of Kansas in 2004 earning a Bachelor of Arts Degree in Human Biology. She perfected time management skills, teamwork and dedication by balancing her studies with four years spent as a distinguished member of the University Women’s Rowing Team. After graduation Beth moved east to continue her education at Binghamton University in New York State. She completed an accelerated degree program with a Bachelor of Science in Nursing in 2006.

Beth immediately took on a demanding position at a Level Two ER in Binghamton, NY. After 3 years learning and honing her skills as a Nurse she set the goal of obtaining her Master’s Degree as a Nurse Practitioner. Two more years of Academics, Clinical and practical experience while still working full time in the ER saw the achievement of that goal in 2011.

Beth the moved out of the ER and into Family Practice in 2012 and worked for 3.5 years at Guthrie Medical Group in New York. There she specialized in pediatrics, women’s health, and the management of acute and chronic medical concerns. Her time management skills once again proved essential when in 2012, she and her husband started their family. Thriving twin boys now keep the family extremely busy. She enjoys music, cooking, camping, rowing and running, when she gets the time. Beth followed her husband Rob’s US Army Career and moved to the D.C. area in June 2015 and this is where she is happy to call home. She is certified by the Board of American Academy of Nurse Practitioners. “I look forward to working with you all. Together we will work towards health and happiness.

Nympha Dalgado

Nympha Dalgado graduated from Aga Khan University in Karachi, Pakistan as a Registered Nurse and Midwife. She received her Bachelors and Masters in Nursing specializing as a pediatric nurse practitioner from the Medical College of Virginia, VCU in Richmond. Ms. Dalgado is a licensed nurse practitioner by the Virginia Board of Nursing and Medicine. She is board certified as a pediatric primary care nurse practitioner by the American Nurses Credentialing Center. She is a member of the American Academy of Pediatrics and the National Association of Pediatric Nurse Practitioners.

She has been a primary pediatric provider for over 20 years serving families and their children in the Richmond area. She enjoys working with children and loves the diversity that comes with primary care. She is married and has 2 children. In her free time she loves to travel and cook.

Julie Todd

Julie is a board certified family nurse practitioner originally from Indiana. She earned her bachelors degree in nursing from University of Southern Indiana and worked as an RN on a cardiac telemetry unit for 3 years before moving to Louisville, Kentucky. Here she attended University of Louisville and earned a master of science in nursing while working as a Graduate Research Assistant for the schools of nursing and public health. After graduation, she worked in a busy family practice for 2 years in Louisville where she discovered her love for working with children and adolescents. She has spent the last 5 years working in busy pediatric primary care offices in California and North Carolina before moving to northern Virginia in 2018. Julie takes a special interest in breastfeeding support and advocating and early intervention for children with special needs.

In her free time, Julie enjoys inline skating, reading, playing ukulele and spending as much time a possible with her husband and son.