Doctor Information
Zachary D. Wassmuth, MD is a board-certified otolaryngologist and sleep medicine physician with Capital ENT. He studied at The University of Texas at Austin, earned his MD at the University of Texas Medical Branch and completed otolaryngology residency at Walter Reed Army Medical Center, then served three years as Chief of Otolaryngology at Fort Hood before joining practice in Austin in 2003.
Education, Residency & Fellowship Training
- Residency: Otolaryngology, Walter Reed Army Medical Center
- Medical School: Doctor of Medicine, University of Texas Medical Branch
- Undergraduate: Undergraduate Degree, The University of Texas at Austin
- Board Certification: American Board of Otolaryngology; Sleep Medicine
- NPI Number: 1972577534
Clinical Specialties & Procedures
Dr. Wassmuth focuses on sinus and sleep disorders at Capital ENT, including:
- Chronic sinusitis and balloon sinuplasty
- Sleep apnea and snoring
- General ear, nose and throat care
According to the practice, Dr. Wassmuth was one of the first physicians in Austin to perform balloon sinuplasty and is a 2024 and 2025 Austin Monthly Top Doctor.
Practice Location & Appointments
- Practice: Capital ENT
- Address: 12309 N Mopac Expy Suite 100, Austin, TX 78758
- Phone: (512) 339-4040
- Website: capitalent.com/dr-wassmuth.html
Frequently Asked Questions (FAQ)
Where did Dr. Wassmuth train?
He earned his MD at UTMB and completed otolaryngology residency at Walter Reed Army Medical Center.
Is Dr. Wassmuth board certified in sleep medicine?
Yes. He is board certified in otolaryngology and sleep medicine.
Where does Dr. Wassmuth see patients?
At Capital ENT, 12309 N Mopac Expy Suite 100, Austin, TX 78758. Call (512) 339-4040.
For practice owners: general information on starting and running an ENT (otolaryngology) practice is available at ENTPlanning.com. This link is provided for information only; it is not an endorsement of any practice and is not medical advice.



