South Texas Sinus Institute

South Texas Sinus Institute We solve sinus problems, allergies and other ear, nose and throat conditions in South Texas. 👃👂👄
Call us @956-661-8200

4865 N Mccoll Rd
Mcallen,TX 78504
Phone: (956) 661-8200, toll free (855) 99-SINUS
Fax: (956) 661-8205

At South Texas Sinus Institute we have a team of experts ENT staff, including physicians and clinicians who are dedicated to providing you with the highest quality of care. You’ll find that all of our physicians are board-certified in Otolaryngology. Our clinicians have extensive training in ENT

and meet all of the highest education standards. If you are looking for a sinus doctor in South Texas to provide you with relief from sinusitis, snoring, or even sleep apnea, please do not hesitate to give South Texas Sinus Institute a call. Our team of experienced ENT surgeons and physicians are ready to help.

06/08/2026

🎈Happy Anniversary! Cheers to 3 years,Kayla!🎉That's over 1,095 days of dedication, hard work, and making a difference at STSI. Thank you for all you do and for being such an important part of our clinical team. 🩺👩‍⚕️
Wishing you continued success and many more years ahead with the STSI family. ❤️✨

06/04/2026

Anniversary Team luncheon celebrating 🥳 Myra's 22 year anniversary! Cheers to many more years of success

06/04/2026

🎉🎂 Happy 26 Years Young, Abby C., RN- MarketingDirector! 🎂🎉
We wish you a year filled with happiness, success, good health, and endless blessings. Keep dreaming big, reaching higher, and being a vital part of the continued success and growth of STSI.
Cheers to 26 years young and many more amazing milestones ahead! 🥳🎈✨

🎉💜🎂

06/01/2026

WE love our STSI TEAM! 🎂🎉

Today we are celebrating two very special milestones — Myra Young's 22nd Anniversary with STSI and Blake Hensler's Birthday!

06/01/2026

🎉🎂Blake, we hope your birthday is filled with happiness, laughter, and plenty of cake! Thank you for your leadership, energy, and all you do for our patients and team every day.
Wishing you a wonderful day filled with celebration and appreciation! 🎉💙
🎂🎈🎉

06/01/2026

Celebrating Myra Y. on her 22-year anniversary with STSI! 🎉
For more than two decades, Myra has been a dedicated and valued member of our team, contributing to the growth and success of STSI.
Throughout the years, she has worn many hats, adapted to countless changes, Her experience, knowledge, and positive attitude have made her an important part of the STSI family.
Congratulations, Myra, and cheers to many more years ahead! 💙🎉👏

05/28/2026

🌎🎬📸✨️Happy World Marketing Day-Abby C., Marketing Director ✨ Behind every
billboard, event,
educational post,
campaign, graphic,
and branded detail…
is marketing!🌎📸

Celebrating marketers everywhere —especially our ownAbby C., Marketing Director ✨ Behind everybillboard, event,education...
05/27/2026

Celebrating marketers everywhere —
especially our own
Abby C., Marketing Director ✨

Behind every
billboard, event,
educational post,
campaign, graphic,
and branded detail…
is marketing!

Happy World
Marketing Day!

This Memorial Day, we pause to remember and honor the heroes who gave everything for our freedom.Their courage and servi...
05/25/2026

This Memorial Day, we pause to remember and honor the heroes who gave everything for our freedom.
Their courage and service will never be forgotten.

❤️🤍💙

In observance of Memorial Day, South Texas Sinus Institute will be closed Monday, May 25th, 2026 🦅Our office will resume...
05/23/2026

In observance of Memorial Day, South Texas Sinus Institute will be closed Monday, May 25th, 2026 🦅

Our office will resume normal business hours on Tuesday, May 26th.

As we head into the holiday weekend, we wish everyone a safe and meaningful Memorial Day. ❤️🤍💙

Address

4865 N McColl Road
McAllen, TX
78504

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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