Regan Nell Theiler MD PhD
General Obstetrics, Hospitalist
Professor of Obstetrics and Gynecology . Mayo Clinic
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200 1st St SWRochester, MN 55905
Phone+1 507-284-2511
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Education & Training
Emory University School of MedicineResidency, Obstetrics and Gynecology, 2003 - 2007
University of Wisconsin School of Medicine & Public HealthClass of 2003
Certifications & Licensure
NH State Medical License 2011 - Present
MN State Medical License 2017 - 2025
WI State Medical License 2020 - 2025
FL State Medical License 2016 - 2018
VT State Medical License 2011 - 2018
ME State Medical License Active through 2015
TX State Medical License 2007 - 2015
American Board of Obstetrics and Gynecology Obstetrics & Gynecology
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2013
Clinical Trials
- Risks of COVID19 in the Pregnant Population Start of enrollment: 2020 May 08
- Self-Obtained Ultrasound Scans for Measurement of Cervical Dilation and Effacement in Labor Start of enrollment: 2021 Sep 13
Roles: Contact, Principal Investigator
Publications & Presentations
PubMed
- Language Proficiency and Maternal and Neonatal Adverse Outcomes: A Retrospective Cohort Study.Valerie Melson, Benjamin G Gorman, Sanjna Rajput, Lauren Lu, Caitlin J VanLith
BJOG. 2025-09-08 - Perinatal immune changes to identify patients at risk of postpartum preeclampsia.Marie-Eve Brien, Ines Boufaied, Regan N Theiler, Evelyne Rey, Sylvie Girard
American Journal of Hypertension. 2025-06-27 - Association of SARS-CoV-2 Infection during pregnancy with placental weight and histopathologic lesions.Regan N Theiler, Simrit K Warring, Maia C Young, Janelle Santos, Megan E Branda
Placenta. 2025-01-01
Press Mentions
Why Aren’t More Pregnant People Getting the Vaccine?October 22nd, 2021- Pregnant Women and COVID Vaccine: What to Know as CDC Issues Urgent AlertSeptember 30th, 2021
- Mayo Clinic Research in the News — 7/26/2021July 26th, 2021
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Professional Memberships
- Fellow
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