Providing top-level patient care and expertise.
At Texas Endovascular, our board-certified interventional radiologists specialize in minimally invasive, image-guided procedures that treat a wide range of conditions — from vein and arterial disease to fibroids, prostate enlargement, hemorrhoids, and joint pain. Using advanced technology, we help patients find relief, restore function, and improve their quality of life without the need for traditional surgery.
Across our outpatient centers in Houston and Dallas, our expert team of physicians, physician assistants, and clinical professionals provides personalized, compassionate care in a comfortable, office-based setting. Every treatment plan is tailored to each patient’s unique needs, combining precision, safety, and faster recovery times.
If you or a loved one needs specialized vascular or non-surgical care, trust the compassionate experts at Texas Endovascular — your partners in restoring health, mobility, and confidence through minimally invasive solutions.
Meet the Team

Dr. Eric Hardee is the co-founder of Texas Endovascular Associates and is the medical director of our Katy office. He is board-certified by the American College of Radiology with Added Qualification in Vascular and Interventional Radiology.

Dr. William C. Fox offers over 25 years of experience in medicine and a decade of leadership at one of the most advanced and trusted outpatient vascular practices in Texas. Dr. Fox is widely recognized as a leader in minimally invasive vein care.

Dr. AJ Valenson is a board-certified interventional radiologist and the lead provider at Texas Endovascular’s Clear Lake clinic in Webster, TX. Fluent in both English and Spanish, Dr. Valenson delivers compassionate, personalized care to patients across the Houston Bay Area.

Dr. Jay Patel is a Dallas native and a board-certified interventional radiologist with over two decades of experience providing minimally invasive, image-guided care throughout the metroplex.

Dr. Ryan Armstrong is a board-certified vascular interventional specialist with over 16 years of experience in the field. He provides advanced, minimally invasive vein care throughout the Greater Houston area, helping patients find relief from chronic symptoms while improving their health and confidence.

Dr. Luke Carlson is a board-certified interventional radiologist and the Medical Director for Texas Endovascular throughout the Dallas Fort-Worth area. With over 16 years of experience and a career defined by service, teaching, and tenacity, Dr. Carlson brings both precision and empathy to every patient interaction.
Sarah Applegate, Physician Assistant

Meet Sarah Applegate, a devoted Houston native and seasoned physician assistant with over ten years of expertise in vascular treatment.
Sarah's academic journey is marked by excellence, holding a bachelor's degree in Nutritional Sciences from Texas A&M University and a master's degree in Physician Assistant Studies from Baylor College of Medicine.
After completing her studies at Baylor, Sarah spent two years in internal medicine before transitioning her focus to vascular and interventional radiology, demonstrating her commitment to specialized care.
Residing in Katy with her husband, two children, and two golden retrievers, Sarah prioritizes family time. She pursues personal interests such as supporting the Astros and Aggie sports teams, spending time outdoors, and maintaining an active lifestyle through exercise.
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.
Jennifer Triplett, Physician Assistant

Jennifer is a native of Rochester, New York however she followed her heart to the Sunshine State where she attended Florida A&M University in Tallahassee, Florida. While there she conducted research in a neuropharmacology lab and earned a Master’s in Cellular Biology.
Furthering her passion for science and healthcare, Jennifer accomplished a Master’s of Medical Science in Physician Assistant Studies at the University of Maryland Eastern Shore.
Jennifer has a background in Internal Medicine and Oncology however she is passionate about improving the quality of patient’s lives through the application of innovative science and technology in the management of venous disease, arterial disease, and uterine fibroids.
When Jennifer’s not working, some of her favorite activities include going to outdoor adventure parks, swimming, reading, and spending lots of time with family and friends.
Alyssa Kaigler, Physician Assistant

Alyssa was born in Japan and moved around a lot being a child of a military parent. She received her Bachelor of Science in Kinesiology from Louisiana State University and then went on to receive her Master of Science in Physician Assistant Practice from Florida State University.
Alyssa has a background in Geriatrics, primary care, and ENT. She has a passion for working with the geriatric and medically underserved populations. She is excited to help Clear Lake patients with their vascular needs.
Alyssa lives in Pearland with her family and her cat, Dumpling. In her spare time she likes to cook, bake, read, and spend time with friends and family.
Aisha Khan, Physician Assistant

Aisha Khan, PA-C, brings a well-rounded clinical background and a compassionate approach to patient care at Texas Endovascular. A proud graduate of Rosalind Franklin University of Medicine and Science, Aisha earned her Master of Science in Physician Assistant Practice after completing a Bachelor of Science at North Park University in Chicago.
Before becoming a PA, Aisha worked in fast-paced emergency departments and on ambulance services as an EMT, experiences that helped shape her calm, patient-centered communication style. She later served at Chicago ENT and Chicago Sleep Center, where she treated a variety of complex ENT and sleep-related conditions.
Today, Aisha supports vascular patients with care and precision across our Dallas-area clinics. She’s passionate about building trust with every patient and ensuring they feel informed and empowered during their treatment journey.
In her free time, Aisha enjoys traveling, painting, reading, and spending time outdoors. She recently relocated to Texas with her husband and is excited to call Dallas home.
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

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.
Megan Huckabay, Family Nurse Practitioner

Megan is a Texan Native and is proud to call Dallas home. She received her Bachelor of Science in Nursing from Texas Tech University. Afterward, she continued furthering her education and graduated Magna Cum Laude from Texas Woman’s University with a specialization in Family Nurse Practitioner.
Megan has a background working in pediatrics, vascular, and general surgery. She has a passion for helping underserved populations and providing compassionate care.
During her free time, Megan enjoys staying active, exploring DFW, being involved in her church groups, and spending time with family and friends.
Neheen Momin, PA-C

Neheen Momin, PA-C, earned her Bachelor of Science from the University of Houston and her Master of Science in Physician Assistant Studies from South University in Austin. Before PA school, she worked in both primary care and addiction medicine/pain management, where she developed a strong foundation in patient-centered care and gained valuable experience on managing chronic conditions.
Neheen is passionate about building trust with her patients and helping them feel informed and empowered throughout their treatment. She’s excited to bring her skills and enthusiasm to the vascular team at Texas Endovascular.
Originally from Texas, Neheen enjoys trying new restaurants, traveling, and spending quality time with her friends, family, and her cat.
Our Expertise
Our interventional radiologists in Katy, Sugar Land, and throughout Texas offer state-of-the-art, minimally invasive therapies for diverse vascular conditions.
Using advanced endovascular therapies, our team compassionately and professionally corrects common vein disorders, offering effective solutions with your well-being as our top priority.
Fibroid Care (UFE)
We offer outpatient uterine fibroid embolization (UFE) treatments to minimize painful and symptomatic fibroids. This advanced, minimally invasive approach provides lasting relief without major surgery, allowing you to get back to feeling your best.
Prostate (PAE)
For those experiencing symptoms of benign prostatic hyperplasia, we offer prostate artery embolization (PAE). This modern, minimally invasive treatment gently reduces the size of the prostate, providing significant symptom relief and improving your quality of life.
Hemorrhoids (HAE)
Hemorrhoid artery embolization (HAE) treatment is a gentle, minimally invasive procedure that effectively blocks blood flow to grades 2 and 3 hemorrhoids, offering lasting relief and improving your comfort with compassionate care.
Joint Conditions (GAE/PFE)
We specialize in providing relief for chronic joint pain, including knee osteoarthritis and plantar fasciitis. Our minimally invasive treatments, including genicular artery embolization (GAE) and plantar fascia embolization (PFE), address inflammation and pain, helping you return to a more active, comfortable life.
Vein and Vascular Care
Our board-certified interventional radiologists treat a wide range of vein and vascular diseases, including varicose veins, spider veins, deep vein thrombosis, and peripheral artery disease. We offer expert care to restore your health and improve your overall well-being.
Where We Practice
Interventional Radiologists in Dallas, Houston, and throughout Texas
Our state-of-the-art facilities are conveniently located throughout Texas to serve you. You can find our clinics in the following locations:
- Houston
- Dallas
- Plano
- Katy
- Sugar Land
- Clear Lake
- The Woodlands
Schedule an Appointment
Book a consultation with an interventional Radiologist in Houston, Plano, and locations throughout Texas.
We are here to answer your questions and help you with your care. Please contact us today to schedule an appointment.







