Juliana Sanchez Gebb, MD

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Juliana Sanchez Gebb, MD, is a maternal-fetal medicine specialist in the Center for Fetal Diagnosis and Treatment at Children's Hospital of Philadelphia.

Areas of Expertise: Prenatal diagnosis and fetal therapy
Locations: Main Hospital
Appointments and Referrals (800-IN UTERO): 800-468-8376


Juliana Sanchez Gebb, MD, is a Maternal-Fetal Medicine Specialist at the Richard D. Wood Jr. Center for Fetal Diagnosis and Treatment (CFDT) at Children’s Hospital of Philadelphia (CHOP) and Assistant Professor of Clinical Obstetrics and Gynecology at the Perelman School of Medicine at the University of Pennsylvania.

Dr. Gebb earned her medical degree from Columbia University’s College of Physicians and Surgeons in New York. Prior to her appointment at CHOP, she served as an Assistant Professor in the Department of Obstetrics & Gynecology and Women’s Health at Montefiore Medical Center/Albert Einstein College of Medicine in the Bronx, and then as Associate Specialist in Fetal Medicine at the Harris Birthright Research Center at King’s College Hospital in London.

Her areas of interest include early diagnosis of fetal anomalies and complicated multiple gestations. She is board certified in obstetrics and gynecology and maternal-fetal medicine.

Education and Training

Medical School

MD - College of Physicians and Surgeons, Columbia University, New York, NY


Obstetrics and Gynecology - Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, NY


Maternal-Fetal Medicine - Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, NY

Board Certification

Diploma in Fetal Medicine – Fetal Medicine Foundation
Maternal-Fetal Medicine – American Board of Obstetrics and Gynecology
Nuchal Translucency Quality Review (NTQR)
Obstetrics and Gynecology – American Board of Obstetrics and Gynecology
Registered Diagnostic Medical Sonographer (RDMS) – Fetal Echocardiography (FE)
Registered Diagnostic Medical Sonographer (RDMS) – Obstetrics and Gynecology (OB/GYN)

Titles and Academic Titles

Maternal-Fetal Medicine Specialist

Assistant Professor of Clinical Obstetrics and Gynecology in Surgery

Conditions Treated

Departments and Services




Riley JS, Urwin JW, Oliver ER, Coleman BG, Khalek N, Moldenhauer JS, Gebb J, Hedrick HL, Spinner SS, Adzick NS, Peranteau WH: Prenatal growth characteristics and pre/postnatal management of bronchopulmonary sequestrations. J Pediatr Surg 53:265-269, 2018. 

Zidere V, Gebb J, Vigneswaran T, Charakida M, Simpson JM, Bower S. Spontaneous resolution of large pericardial effusion associated with right ventricular outpouching in four fetal cases. Ultrasound Obstet Gynecol. 2018 Dec 14; PMID: 30549363 

Doulaveris G, Gallagher P, Romney E, Richley M, Gebb J, Rosner M, Pe'er DMD. Fetal abdominal circumference in the second trimester and prediction of small for gestational age at birth. J Matern Fetal Neonatal Med. 2018 Nov 27;:1-181. PMID: 30482067

Didier RA, DeBari SE, Oliver ER, Gebb JS, Howell LJ, Hedrick HL, Adzick NS, Coleman BG. Secondary Imaging Findings Aid in Prenatal Diagnosis and Characterization of Congenital Diaphragmatic Hernia: Role of an Abnormal Orientation of Vascular Structures and Gallbladder Position. J Ultrasound Med. 2018 Sep 23;. [Epub ahead of print] PMID: 30244484

Schindewolf E, Khalek N, Johnson MP, Gebb J, Coleman B, Crowley TB, Zackai EH, McDonald-McGinn DM, Moldenhauer JS. Expanding the fetal phenotype: Prenatal sonographic findings and perinatal outcomes in a cohort of patients with a confirmed 22q11.2 deletion syndrome. Am J Med Genet A. 2018 Jul 28. doi: 10.1002/ajmg.a.38665. [Epub ahead of print]

Baumgarten HD, Gebb JS, Khalek N, Moldenhauer JS, Johnson MP, Peranteau WH, Hedrick HL, Adzick NS, Flake AW. Preemptive Delivery and Immediate Resection for Fetuses with High-Risk Sacrococcygeal Teratomas. Fetal Diagn Ther. 2018 May 7:1-8. [Epub ahead of print] PubMed PMID: 29734172.

Gebb JS, Khalek N, Qamar H, Johnson MP, Oliver ER, Coleman BG, Peranteau WH, Hedrick HL, Flake AW, Adzick NS, Moldenhauer JS. High Tumor Volume to Fetal Weight Ratio Is Associated with Worse Fetal Outcomes and Increased Maternal Risk  in Fetuses with Sacrococcygeal Teratoma. Fetal Diagn Ther. 2018 Mar 1. [Epub ahead of print] PubMed PMID: 29495013.

Fraga MV, Laje P, Peranteau WH, Hedrick HL, Khalek N, Gebb JS, Moldenhauer JS, Johnson MP, Flake AW, Adzick NS. The influence of gestational age, mode of delivery and abdominal wall closure method on the surgical outcome of neonates with uncomplicated gastroschisis. Pediatr Surg Int. 2018 Apr;34(4):415-419. Epub 2018 Feb 7. PubMed PMID: 29417204.

Oliver ER, DeBari SE, Giannone MM, Pogoriler JE, Johnson AM, Horii SC, Gebb JS, Howell LJ, Adzick NS, Coleman BG. Going With the Flow: An Aid in Detecting and Differentiating Bronchopulmonary Sequestrations and Hybrid Lesions. J Ultrasound Med. 2018 Feb;37(2):371-383. Epub 2017 Aug 10. PubMed PMID: 28795424.

Laje P, Fraga MV, Peranteau WH, Hedrick HL, Khalek N, Gebb JS, Moldenhauer JS, Johnson MP, Flake AW, Adzick NS. Complex gastroschisis: Clinical spectrum and neonatal outcomes at a referral center. J Pediatr Surg. 2018 Mar 14;. [Epub ahead of print] PMID: 29628208 


Capone CA. Gebb J. Dar P. Shenoy RU. Favorable neurodevelopmental outcome in a hypothyroid neonate following intracordal amiodarone for cardioversion of refractory supraventricular tachycardia in a fetus. J Neonatal Perinatal Med. 2014 Dec 2, epub ahead of print.

Gebb J. Dar P. Rosner M. Evans MI. Long-term neurologic outcomes after common fetal interventions. Am J Obstet Gynecol. 2014 Oct, epub ahead of print.


Rosner M. Pergament E. Andriole S. Gebb J. Dar P. Evans MI. Detection of genetic abnormalities by using CVS and FISH prior to fetal reduction in sonographically normal appearing fetuses. Prenat Diagn. 2013 Oct; 33(10): 940-4.

Evans MI. Rosner M. Andriole S. Alkalay A. Gebb J. Britt DW. Evolution of gender options in multiple pregnancy management. Prenat Diagn. 2013 Oct; 33(10): 935-9.




Moldenhauer, J.S., Gebb, J., Teefey, C.P. (2022). Fetal Intervention. In: Mattei, P. (eds) Fundamentals of Pediatric Surgery. Springer, Cham. https://doi.org/10.1007/978-3-031-07524-7_9

Awards and Honors

2008, The Chairman’s Award for Excellence in Clinical Research

2008, The Henry and Betty Lewis Prize

2006, The Julia Zelmanovich Second Year Resident Award for excellence in the clinic setting

2006, Resident Teaching Award

2005, The Robert Ackerman Intern Award for outstanding performance during the intern year

2005, Resident Teaching Award

Leadership and Memberships

Memberships in Professional Organizations

2011-present, Fellow, American College of Obstetricians and Gynecologists

2007-present, Society for Maternal and Fetal Medicine