
Bedford, Flower Mound, Grapevine & Southlake Physicians
We won’t stop until you get the results you’re looking for. Schedule an appointment today and meet our team of ENTs. Call Us at 817-952-5508.
Meet the Physicians
Our physicians have earned the highest standards of excellence for practice in their specialty and are certified by the American Board of Otolaryngology and are also fellows of the American Academy of Otolaryngology-Head and Neck Surgery.

James D. Gonzales, M.D., F.A.C.S.
ENT Specialist
James D. Gonzales, M.D. graduated from the University of Texas Southwestern Medical School in Dallas, Texas. He completed an internship at the University of Texas Southwestern Medical School followed by a residency program in otolaryngology at University of California in Irvine, California.
Dr. Gonzales then completed a fellowship in facial plastic and reconstructive surgery at the University of Texas Health Science Center in Houston, Texas. Dr. Gonzales is board certified in Otolaryngology Head & Neck Surgery by the American Board of Otolaryngology and is also board certified in Facial Plastic Surgery by the American Board of Facial Plastic and Reconstructive Surgery. He specializes in rhinoplasty and revision rhinoplasty. Dr. Gonzales is also accomplished in eyelid, neck lift and face lift surgery. He has over 20 years experience in botox and injection fillers.
Dr. Gonzales has been in practice since 1989.

Peter T. Janicki, M.D.
ENT Specialist
Peter T. Janicki, M.D., a University of Chicago graduate completed medical school at Baylor College of Medicine in Houston, Texas. He completed his residency training in Otolaryngology – Head & Neck Surgery at Duke University. Dr. Janicki is a Diplomate of the American Board of Otolaryngology.
He is a Fellow of the American Academy of Otolaryngology Head & Neck Surgery and a Fellow of the American Academy of Otolaryngic Allergy. He has been in practice since 1991.

Timothy F. Ragsdale, M.D., F.A.C.S.
ENT Specialist
Timothy F. Ragsdale, M.D. earned his undergraduate degree at Baylor University in Waco, Texas. He graduated from the University of Tennessee College of Medicine in Memphis, Tennessee where he distinguished himself by being elected to the Alpha Omega Alpha Medical Honor Society.
He completed his internship and residency program in otolaryngology at the University of Oklahoma Health Sciences Center in Oklahoma City, Oklahoma. He is board certified in Otolaryngology Head & Neck Surgery by the American Board of Otolaryngology and is a Fellow in the American College of Surgeons. After his training, Dr. Ragsdale served in the United States Air Force at Keesler Medical Center for four years. Dr. Ragsdale then practiced for 5 years in Oak Ridge, Tennessee before joining Texas Ear, Nose and Throat Specialists, LLP in 2009. He has been in practice since 2000.
Dr. Ragsdale specializes in the treatment of adult and pediatric conditions. He has a special interest in less invasive approaches to sinus problems and is able to perform Balloon Sinuplasty in the office.
For more information on Balloon Sinuplasty go to: www.balloonsinuplasty.com.

Mary G. Ashmead, M.D.
ENT Specialist
Dr. Mary Ashmead graduated from Baylor University Summa Cum Laude. She is a member of the prestigious Phi Beta Kappa and Alpha Omega Alpha Societies. Dr. Ashmead received her medical degree from UT Southwestern and completed her Otolaryngology residency at the University of Mississippi Medical Center.
She joined us in 2015 after finishing her Fellowship in Rhinology at St Elizabeth’s Medical Center in Boston Massachusetts. She is board certified in Otolaryngology-Head and Neck Surgery by the American Board of Otolaryngology.
Dr. Ashmead sees patients in our Bedford and Southlake offices. Her schedule is open for appointments!

Yvonne T. Lee, M.D.
ENT Specialist
Yvonne T. Lee, M.D. is a Cornell University graduate who completed medical school at Penn State College of Medicine. Her residency in Otolaryngology was completed at University of Connecticut. Dr. Lee is board certified in Otolaryngology-Head and Neck Surgery.
Dr. Lee has been in practice since 2016 and joined our group in 2017. She enjoys sinus surgery and treating nasal allergies. She sees patients in Bedford.

Ellen Ko-Keeney, D.O.
Otolaryngology
Ellen Ko-Keeney, D.O. is a graduate from the University of Texas at Austin and UNTHSC Texas College of Osteopathic Medicine in Fort Worth, Texas. Dr. Ko-Keeney completed her residency in Otolaryngology – Head & Neck Surgery at University of Pittsburgh Medical Center-Hamot.
Dr. Ko-Keeney enjoys treating both adult and pediatric patients. She has an interest in the hypoglossal nerve stimulator as an alternative treatment for obstructive sleep apnea as well as thyroid, sinus, and salivary gland surgery.
Dr. Ko-Keeney sees patients in our Bedford and Grapevine offices.

Amy K. Mettman, M.D.
Otolaryngology
Amy K. Mettman, M.D. earned her undergraduate degree at Xavier University in Cincinnati, OH and completed medical school at University of Cincinnati. She completed her Otolaryngology residency at the University of Texas Southwestern (Dallas, TX) and is board certified in Otolaryngology Head & Neck Surgery by the American Board of Otolaryngology.
She has been in practice in Southlake since 2011 and joined Texas Ear, Nose and Throat Specialists, LLP in 2023.
Dr Mettman enjoys treating adult and pediatric patients and has a special interest in the medical, surgical and minimally invasive management of sinus problems.
Dr Mettman has been recognized by Texas Monthly Magazine (Super Doctors Texas Rising Stars) and Southlake Style Magazine (Top Docs).
She sees patients in our Southlake and Grapevine offices.
Texas Ear, Nose & Throat Specialists, L.L.P.
Get help today. Call Us