Diane M (Wendel) Twickler MD

Women's Imaging

Emeritus Professor, Radiology, University of Texas Southwestern Medical Center, Southwestern Medical School

5323 Harry Hines BoulevardDallas, TX 75390
Phone+1 214-645-9729
Fax+1 214-645-2599

Dr. Twickler is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Twickler's full profile Already have an account?

Summary

Diane (Wendel) Twickler, MD, is a radiologist based in Dallas, TX, specializing in women's imaging. She completed her medical education at the University of Texas Southwestern Medical School, with further training in internal medicine and diagnostic radiology. Dr. Twickler has been an attending physician at the University of Texas Southwestern Medical Center since 1991 and is a professor at their medical school. She holds the position of Vice Chairman at UT Southwestern Zale Lipshy Hospital. Her expertise includes placenta previa, ultrasonography, cesarean section, and MRI. Dr. Twickler has numerous publications, with notable work on machine learning models and MRI in obstetrics. She has received multiple awards, such as the Watson Clinical Excellence Award and the Resident Mentor Award.

Education & Training

University of Texas Southwestern Medical CenterResidency, Radiology-Diagnostic, 1985 - 1989
University of Texas Southwestern Medical CenterInternship, Internal Medicine, 1984 - 1985
University of Texas Southwestern Medical SchoolClass of 1984
University of Illinois at ChicagoBS, 1977

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2026 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

TX State Medical License 1985 - 2027
American Board of Radiology Diagnostic Radiology

Awards, Honors, & Recognition

Watson Clinical Excellence Award UT Southwestern, 2021
Resident Mentor Award UT Southwestern Department of Radiology, 2013, 2019
Excellence in Education UT Academy of Health Science Education, 2017

Publications & Presentations

PubMed

1 citations
First-trimester risk stratification algorithm for placenta accreta spectrum.
Alesha White, Jessica E Pruszynski, Quyen N Do, Diane M Twickler, Catherine Y Spong
American Journal of Obstetrics & Gynecology MFM. 2026-04-01
2 citations
Magnetic Resonance Imaging-Based Radiomics of Axial and Sagittal Orientation in Pregnant Patients with Suspected Placenta Accreta Spectrum.
Quyen N Do, Matthew A Lewis, Christina L Herrera, David Owen, Catherine Y Spong
Academic Radiology. 2025-03-01
Ensemble of fine-tuned machine learning models for hysterectomy prediction in pregnant women using magnetic resonance images.
Vishnu Vardhan Reddy Kanamata Reddy, Michael Villordon, Quyen N Do, Yin Xi, Matthew A Lewis
Journal of Medical Imaging. 2025-03-01

Journal Articles

Hydramnios in twin gestations
Hernandez JS, Twickler DM, McIntire DD, Dashe JS, Obstetrics and gynecology, 10/1/2012
Ultrasound in pregnancy after endometrial ablation
Holt R, Santiago-Munoz P, Nelson DB, Twickler D, Journal of clinical ultrasound, 8/1/2012
Fetal Spine Findings on MRI and Associated Outcomes in Children With Open Neural Tube Defects
Chao, Tamara T.; Dashe, Jodi S.; Adams, Richard C.; et al, AMJR, 11/1/2011

Lectures

Maternal-Fetal Imaging 2012
World Class CME, San Antonio, Texas - 1/20/2012
US and MR Evaluation of the Fetal Brain
San Antonio, TX - 1/1/2012
US and US Evaluation of the Fetal Thorax
San Antonio, TX - 1/1/2012

Press Mentions

New Tool for Tumor DetectivesApril 7th, 2019
Parkland Awarded Multiple Accreditations in UltrasoundJune 21st, 2018
UT Southwestern Researchers Develop Tumor Index to Diagnose Ovarian CancerDecember 26th, 1999