Foot and Ankle ReliefStarts Here.
Advanced Treatment for Foot Pain, Neuropathy, and Complex Conditions
How Can We Help You?
Whether you're dealing with chronic pain, nerve issues, structural deformities, or a condition that hasn't improved with previous treatment, our team focuses on real outcomes, not temporary fixes. We treat everything from common conditions like heel pain, ingrown toenails, and bunions to complex deformities, and cases other clinics haven't been able to solve. Select what best describes your situation and we'll guide you to the right care.
Nerve Pain or Neuropathy
Burning, tingling, numbness, loss of feeling, weakness, or loss of balance, especially if you've been told nothing more can be done.
Learn more →Heel, Arch & Forefoot Pain
Heel pain, arch pain, ball of foot pain, and conditions that affect how you walk. Multiple causes are possible, and we identify the real source.
Bunions & Hammertoes
Painful bunions, hammertoes, and toe deformities that affect how you walk and what shoes you can wear.
Learn more →Flat Feet, High Arches & Complex Deformities
Structural conditions that most podiatry practices don't address. We specialize in complex foot reconstruction.
Learn more →Ongoing Pain That Hasn't Improved
You've tried other treatments, seen other doctors, maybe even had surgery, but you're still in pain. If you have a complex problem, we can help.
Learn more →Ankle Problems
Chronic ankle pain, Achilles tendonitis, ankle instability, fractures, and residual pain after injury.
Learn more →Nail & Skin Issues
Ingrown toenails, nail fungus, ugly nails, corns, and calluses. Nearly pain-free ingrown treatment and the most successful fungal treatments available.
Learn more →Kids with Foot Pain
Being able to run and play without pain is an important part of being a kid. We treat pediatric foot pain, deformities, and developmental concerns.
Learn more →Sports & Activity Injuries
Athletic foot and ankle injuries, stress fractures, sprains, and overuse conditions that keep you from doing what you love.
Learn more →I'm Not Sure, I Need a Diagnosis
Something doesn't feel right with your feet or ankles, but you're not sure what's going on. Start here and we'll guide you to the right care.
Start Here →Advanced Care You Won't Find at Every Foot & Ankle Clinic
Our doctors pursue training and invest in technology that most foot and ankle clinics don't offer.
Neuropathy & Nerve Care
AENS-certified nerve specialists. Electrical signal therapy, Class IV laser therapy, and minimally invasive nerve decompression surgery.
9/10 patients find reliefRegenerative Medicine
In-house advanced regenerative technology that most podiatry practices don't offer: shockwave, laser therapy, red light, PRP, fat pad restoration, and more.
Advanced in-house technologyMinimally Invasive Surgery
Smaller incisions, less pain, faster recovery. Performed at Christus ASC at Olympia Hills.
Same-day outpatientDiabetic Foot Ulcer Care
A unique, specialized approach to diabetic foot ulcers. Dr. Silvester literally wrote the book on managing these conditions. Download the patient guide.
Expert-authored patient guideSpecialists Who Listen First, Treat Second.
We believe the best outcomes start with understanding you, not just your feet.
Dr. Darren Silvester
General Podiatry
Board-Certified Surgeon
AENS-Certified Nerve Specialist
Dr. Silvester completed his podiatry training at the California College of Podiatric Medicine in San Francisco. Completing his surgical residency in Corona, California, and since then, has been practicing podiatric medicine for over 25 years.
Dr. Silvester served as president of the South Dakota Podiatric Medical Association and directed the Diabetic Foot Care Program for the Sisseton Indian Health Service for five years. This involved an aggressive patient education program, regular foot screenings, limb salvage intervention including prophylactic surgery, surgical and medical management of infections and ulcerations, as well as organizing a team of internal medicine and vascular surgery physicians to treat the IHS population.
Dr. Silvester is a proud member of several prestigious organizations, including the American College of Foot and Ankle Surgeons, the American Board of Foot and Ankle Surgeons, the American Podiatric Medical Association, the Association of Extremity Nerve Surgeons, the Texas Podiatric Medical Association, and the Academy of Ambulatory Foot and Ankle Surgery. In addition, Dr. Silvester is certified by the Dellon Institutes for Peripheral Nerve Surgery.
To further his reach to those in need, Dr. Silvester opened his flagship Next Step Foot & Ankle Clinic in Universal City, Texas. Now, with two South Texas Foot and Ankle Clinics (Universal city and Pleasanton, TX) and the collaboration with other talented physicians, the opportunities to make a difference in his patients’ lives is boundless. His practice has grown in the San Antonio area to include the most up-to-date and effective methods of dealing with foot and ankle pain.
Dr. Gregory Larsen
General Podiatry
Nerve Surgery
Dr. Larsen completed his podiatry training at Barry University School of Podiatric Medicine in Miami, Florida. He also completed a surgical residency at the Jerry L Pettis Memorial Veterans Hospital in Loma Linda, California. Dr. Larsen is a member of the American Podiatric Medical Association and has been extensively trained in the most up-to-date reconstructive foot and ankle surgery methods and equipment, specifically Arthroscopy and Charcot Foot Reconstruction. He has ample experience in assessing and treating difficult wounds, complex foot deformities, and traumatic injuries.
Due to Dr. Larsen’s love of sports, he is passionate about sports medicine and biomechanics and desires to help improve the function and performance of daily life for all his patients. Dr. Larsen genuinely cares about his patients and finds the most satisfaction in resolving their issues, alleviating their foot and ankle pain, and finding solutions that are tailored to each person. He truly loves working with people and has had patients who wrote him poems and literally gave him the shirt off their back.
Growing up in California, Dr. Larsen feels the most comfortable on a snowboard in the mountains or a skimboard on the beach. However, after meeting his native-to-San-Antonio wife, Kendra, he has come to love Texas BBQ and the friendliness of southern hospitality. Dr. Larsen is fluent in both English and Spanish and will never turn down a carne asada taco. He and Kendra have been married since 2008 and have two sons and two daughters.
Dr. Sara Grzywa
General Podiatry
Foot & Ankle Surgery
Dr. Sara Grzywa, DPM graduated summa cum laude from the University of Texas at San Antonio with a Bachelor of Science in biology. She attended medical school at Des Moines University in Iowa, where she graduated second in her class.
Dr. Grzywa completed her surgical residency at Detroit Medical Center in Michigan, a level one trauma hospital. Her training included all forms of lower extremity pathology, specializing in trauma and reconstructive surgery. Following her residency, she completed one of the most coveted surgical fellowships in the country at the American Foundation of Lower Extremity Surgery and Research in southern New Mexico. There, she received advanced training in complex reconstructive foot, ankle, and leg surgery. Dr. Grzywa is Board Certified in both forefoot and rearfoot and ankle reconstructive surgery. She recently completed the 1st Total Talus surgery in South Texas! Solidifying her prior training and experience.
She treats all foot and ankle ailments, including bunions, hammertoes, sports injuries, heel pain, sprains, fractures, trauma, and deformities, and can perform total ankle replacements and complex forefoot/rearfoot reconstructive surgery. Dr. Grzywa develops a tailored treatment plan for each patient based on their specific individual needs utilizing the latest technology and procedures. She makes it a priority to educate her patients on their ailments and thoroughly covers all treatment options.
Dr. Sara Grzywa is an energetic, personable, and experienced physician who is committed to providing outstanding medical care. She continues to actively participate in research, surgical workshops, and conferences in order to provide the best care possible for her patients. Dr. Grzywa looks forward to meeting and treating the health care needs of the residents of San Antonio and the surrounding area.
When she is not working, she enjoys spending time outdoors, hiking, biking, and being in the water.
Dr. Bryan Sagray
General Podiatry
Board-Certified Surgeon
Dr. Sagray is Board Certified in foot and reconstructive rear foot/ankle surgery, bringing extensive expertise and a compassionate approach to patient care.
What Real Patients Say
“I highly recommend Dr. Silvester. I came in for an ingrown toenail that was getting infected. I was really nervous going in because I don't like people looking at my feet. The staff is incredibly nice. Dr. Silvester took the time to explain the treatment plan. My toe is doing so much better.”Stacey G.
“If you have foot or ankle pain see Dr. Silvester! The office is run very efficiently and the staff is wonderful. I'm so thankful I found this office and this wonderful group when I did, my feet are happy again!”Claire B.
“I had a procedure to improve my drop foot. It was very successful and my foot does not drag. Dr. Silvester is very professional and knowledgeable. He takes time to listen and talk to his patients. I highly recommend him.”James A.
We Can Be Your Second Opinion.
If you’re not confident in a diagnosis or treatment plan you’ve received, our specialists offer a fresh perspective, backed by advanced diagnostics most clinics don’t have.
Find Us in South Texas
Universal City
13525 Centerbrook St., Suite 104Universal City, TX 78148
Mon–Wed & Fri 8am–5pm
Thu 8am–12:30pm (210) 375-3318
Let's Get You Back on Your Feet.
If you've been living with foot pain, nerve issues, or a condition that hasn't responded to other treatment, let's talk. Same-week appointments often available.
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