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Our Providers at Texas Endovascular

Providing top-level patient care and expertise. 

Texas Endovascular specializes in providing minimally invasive procedures to successfully treat vascular, fibroid, and other vascular-specific diseases in our outpatient, office-based settings throughout the Houston and Dallas area.

Our expert team of doctors, physician assistants, and clinical staff are highly trained in state-of-the-art non-surgical alternatives to help treat various common medical conditions, such as uterine fibroids, peripheral artery disease, and varicose veins.

If you or a loved one requires specialized vascular care, look no further than Texas Endovascular– the compassionate experts in optimal vascular health and comprehensive care.

Meet Our Providers

Eric Hardee, M.D.

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Board-Certified Vascular Interventional Radiologist

William Fox, M.D.

Board-Certified Vascular Interventional Radiologist

AJ Valenson, M.D.

Board-Certified Vascular Interventional Radiologist

Luke Carlson, M.D.

Board-Certified Vascular Interventional Radiologist

Ryan Armstrong, M.D.

Board-Certified Vascular Interventional Radiologist


Sarah Applegate, Physician Assistant

Sarah Applegate is a native Houstonian and physician assistant with over 7 years of experience in treating vascular disease. She graduated from Texas A&M University in 2008 with a bachelor’s degree in Nutritional Sciences and then completed a master’s degree in Physician Assistant Studies at Baylor College of Medicine in Houston. After graduating from Baylor, Sarah worked in internal medicine for two years before specializing in vascular and interventional radiology. Her areas of expertise include venous disease, peripheral arterial disease, uterine fibroid embolization, and cosmetic sclerotherapy.

Sarah lives in Katy with her husband, two kids, and two golden retrievers. Outside of work, Sarah loves spending time with her family, watching the Astros or Aggie sports, reading, and exercising.


Katie Connor, Physician Assistant

Katie is a Nashville native and moved to Houston after falling in love with the city’s culture and extensive food scene. She received her Bachelor’s of Science in Neuroscience from the University of Tennessee. After completing her undergraduate degree, Katie attended Lincoln Memorial University School of Medical Science where she graduated summa cum laude with a Master’s of Medical Science in Physician Assistant Studies.

Katie has a background in emergency medicine, but has a special passion for the care and management of vascular diseases. Her areas of expertise include venous disease, peripheral arterial disease, and uterine fibroid embolization. Katie enjoys creating lasting relationships with her patients. You can find her at our Bellaire and Katy Texas Endovascular locations.

Katie lives in central Houston where she enjoys exploring the city, trying new restaurants, and staying active with friends.


Keonna Parham, Physician Assistant

Keonna is a Louisiana native that is now proud to call Houston home. She received a Bachelor’s of Science degree from Southern University and A&M College. She then went on to obtain a Master’s of Physician Assistant studies from Louisiana State University School Health Sciences Center.

Keonna has a background in Orthopedic Trauma and Interventional Pain Management, but has a special passion for the care and management of uterine fibroid and vascular diseases.

Keonna lives in Katy with her husband and son. When she’s not working, Keonna enjoys spending time with her family, traveling, volunteering with her beloved Alpha Kappa Alpha Sorority, Inc., and supporting the Southern University Jaguars.


Christa Duarte, Family Nurse Practitioner

Christa Duarte received her Bachelor of Science degree in Allied Health from Texas A&M University and received a Bachelor of Science in Nursing and a Master of Science in Nursing from University of Texas Health Science Center.

She previously worked as a Nurse Practitioner in both Allergy and ENT setting as well as urgent care setting. Prior to that, she worked as a registered nurse at Houston Methodist Hospital in the OB/GYN setting. Christa’s passion lies in patient care, and she is driven by the opportunity to help her patients and enhance their quality of life.

Christa finds joy in spending quality time with her husband and two dogs. She enjoys exploring new restaurants, staying active with her Peloton, and cheering for her favorite teams, the Fightin’ Texas Aggies and the Houston Astros.


Molly DiMola, Family Nurse Practitioner

Molly DiMola was born and raised amid a rich mosaic of cultural heritage in the foothills of North Carolina. Today she’s proud to call Houston home and share her skills and expertise with her local community.

She graduated from the University of North Carolina in 2012 with a bachelor’s degree in Public Health. She completed her BSN (Bachelor’s of Science in Nursing) and FNP (Family Nurse Practitioner) degrees at George Washington University in Washington, D.C., where she graduated summa cum laude.

After graduating from George Washington University, Molly worked as an emergency room Registered Nurse and travel nurse for five years. During this time, she traveled to Africa to research HIV/AIDS as part of a public health study and worked in outbreak mitigation for Orange County, CA.

When she’s not working, Molly enjoys exploring Houston, traveling, running, baking, or achieving a new PR at her local CrossFit gym.


Diana Garcia, Family Nurse Practitioner

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Diana Garcia is a Houston native Family Nurse Practitioner. She obtained her Bachelor’s in the Science of Nursing and her Master’s in the Science in Nursing-Family Nurse Practitioner from Texas A&M University.

Diana is experienced in primary care, women’s health, and the management of acute and chronic diseases, including vascular disease. Diana is also certified in neonatal intensive care nursing (RNC-NIC). She has 7 years of experience in neonatal nursing and has worked at Houston Methodist and The Woman’s Hospital of Texas.

Diana lives with her husband near the West Bay of Galveston. In her free time, Diana enjoys volunteering for her church and the Houston Livestock Show and Rodeo. She also enjoys reading, practicing yoga, hunting, and fishing with her husband and two dogs.


Carrie Pottmeyer, Physician Assistant

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Carrie is a Houston native with a unique pathway to becoming a physician assistant. After completing her Bachelor of Science in Biomedical Engineering at Texas A&M University, Carrie worked for six years in the Dallas area as a field clinical specialist in the cardiac rhythm management and ablation divisions for Abbott. Wanting to further her medical knowledge and patient care responsibility, Carrie was accepted to Baylor College of Medicine where she accomplished her Master of Science in Physician Assistant Studies.

Carrie comes to Texas Endovascular with clinical and procedural experience in Neuro/Spine Interventional Radiology. Her diverse expertise is now focused on uterine fibroid and vascular diseases where she applies her passion for elevating women’s health standards and advocating for her patient’s mental well-being during their treatment.

Outside of work, you’ll find Carrie at Pure Barre, rating her recent book on Goodreads, planning her next travel experience, dining at her favorite restaurants with friends, and spending time with her family.

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