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Ryan Armstrong, M.D

Board-Certified Vascular Interventional Radiologist in Houston, TX

Dr. Ryan Armstrong is a highly experienced interventional radiologist with more than 15 years of practice. He is widely acknowledged for his expertise, holding affiliations with prestigious institutions such as HCA Houston Medical Center, HCA Kingwood, and Oakbend Medical Center. Dr. Armstrong's dedication to his profession and his steadfast commitment to patient care have earned him admiration from both patients and colleagues alike.

With over 15 year’s experience in the medical field, Dr. Armstrong has been affiliated with the Michael E DeBakey Veterans Affairs Hospital, West Houston Radiology Associates, and served as both the Radiology Medical Director and Chief of Staff Elect for Oakbend Medical Center in Richmond Texas.

In his spare time, Dr. Armstrong enjoys the outdoors. His passions include running, cycling, golfing, grilling, and coaching his three sons in various sports.

Schedule an appointment at our Houston area vein clinics:

  • The Woodlands – 8850 Six Pines Dr #270, The Woodlands, TX 77380
  • Sugar Land – 7619 Branford Pl. Ste. 220, Sugar Land, TX 77479
Find Us


4747 Bellaire Blvd
Suite 550
Houston, TX 77401
Monday – Friday
8am – 5pm


1331 W. Grand Parkway N.
Suite 210
Katy, TX 77493
Monday – Friday
8am – 5pm

Sugar Land

7619 Branford Pl.
Ste. 220
Sugar Land, TX 77479
Monday – Friday
8am – 5pm

The Woodlands

8850 Six Pines Dr #280
The Woodlands, TX 77380
Monday – Friday
8am – 5pm

Clear Lake

390 East Medical Center Blvd
Webster, TX 77598
Monday – Friday
8am – 5pm


3920 W Wheatland Rd
Suite 108
Dallas, TX 75237
Monday – Friday
8am – 5pm
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