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Office
3400 Spruce St
Philadelphia, PA 19104Phone+1 215-662-2982Fax+1 215-662-7400
Education & Training
- University of Pennsylvania Health SystemFellowship, Maternal-Fetal Medicine, 1994 - 1996
- University at BuffaloResidency, Obstetrics and Gynecology, 1990 - 1994
- Columbia University Vagelos College of Physicians and SurgeonsClass of 1990
Certifications & Licensure
- PA State Medical License 1994 - 2026
- NJ State Medical License 2004 - 2025
- American Board of Obstetrics and Gynecology Obstetrics & Gynecology
- American Board of Obstetrics and Gynecology Maternal-Fetal Medicine
Awards, Honors, & Recognition
- America's Top Doctors Castle Connolly, 2009-2014
- Philadelphia Magazine Castle Connolly, 2006, 2008-2014
- Super Doctor SuperDoctors.com
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Clinical Trials
- Cytomegalovirus (CMV) Infection in Pregnancy Start of enrollment: 2003 May 01
- Human Papillomavirus (HPV) Infection in Pregnancy Start of enrollment: 2005 Apr 01
- Nulliparous Pregnancy Outcomes Study: Monitoring Mothers-to-be Start of enrollment: 2010 Sep 01
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Publications & Presentations
PubMed
- Maternal Preconception Omega-6, Omega-3, and Omega-6:Omega-3 Intake and Uterine Artery Indices in Mid-Gestation.Amara Finch, Lisa Joss-Moore, Amanda A Allshouse, Nathan Blue, David M Haas
American Journal of Perinatology. 2025-02-01 - 1 citationsMaternal vitamin D status, fetal growth patterns, and adverse pregnancy outcomes in a multisite prospective pregnancy cohort.Celeste Beck, Nathan R Blue, Robert M Silver, Muzi Na, William A Grobman
The American Journal of Clinical Nutrition. 2025-02-01 - Are Neonatal Birth Weights Reduced in Low-Risk Patients Diagnosed with COVID-19 during Pregnancy?Hannah S Foster, Markolline Forkpa, Ximena A Van Tienhoven, Nadav Schwartz, Sindhu Srinivas
American Journal of Perinatology. 2025-02-01
Journal Articles
- Patterns of Leisure-Time Physical Activity Across Pregnancy and Adverse Pregnancy OutcomesHyagriv N Simhan, Deborah B Ehrenthal, William A Grobman, Judith H Chung, Philip Greenland, Anthony L Shanks, Samuel Parry, David M Haas, Ronald J Wapner, BioMed Central
Press Mentions
- March of Dimes Awards Grants to Evaluate Impact of COVID-19 on Maternal and Infant HealthNovember 19th, 2020
- Pregnant in the Pandemic: How Penn Medicine Is Supporting New and Expectant ParentsJune 9th, 2020
- Two Common Tests Aren’t Effective in Predicting Premature Births, According to New National StudyMarch 9th, 2017
Grant Support
- Preterm Birth In Nulliparous Women: An Understudied Population At Great RiskEunice Kennedy Shriver National Institute Of Child Health &Human Development2010–2012
- Network For Premature Birth Research Analytical CoreEunice Kennedy Shriver National Institute Of Child Health &Human Development2006–2010
- Viral-Induced Placental ImpairmentEunice Kennedy Shriver National Institute Of Child Health &Human Development2002–2006
Professional Memberships
- Fellow
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