Bedford, Flower Mound & 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., 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.
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., 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.

Dr. Ragsdale & Balloon Sinuplasty.

Yvonne T. Lee, M.D., ENT Specialist

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 our Bedford and Southlake East offices.

Ellen Ko-Keeney, D.O.,
Otolaryngology

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 is board-certified in Otolaryngology-Head and Neck Surgery.

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.

She sees patients in our Bedford and Southlake East offices.

Amy K. Mettman, M.D.
Otolaryngology

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 East office.

Kareem Haroun, M.D., ENT Specialist

Kareem Haroun, M.D.
ENT Specialist

Kareem Haroun, M.D. is a board-certified ENT-Head and Neck Surgeon specializing in comprehensive ENT care with subspecialty training and interest in the nose and sinuses. Dr. Haroun grew up nearby in Allen, TX and is a graduate of the University of Texas and Baylor College of Medicine.

He completed internship and residency with the University of Texas Medical Branch in the Texas Medical Center where he was recognized as Chief resident and resident of the year. While serving and treating the diverse population of Galveston and Houston he is proud to have learned from the best at the University of Texas Medical Branch hospitals, Houston Methodist hospitals, and the University of Texas MD Anderson Cancer Center.

He completed his education and residency with numerous awards, grants, and honors for clinical excellence, academic excellence, community service, leadership, teaching, and research. He has over 20 published articles, book chapters, and national presentations on allergy, sinus disease, reconstructive surgery, and innovation in ENT surgery and education. He is most proud of the President’s Community Service award he earned for establishing free Head and Neck Surgical Care for the uninsured and underserved of Galveston and Brazoria counties at St Vincent’s Clinic.

He completed Fellowship in Neurorhinology and Skull Base Surgery at Augusta University. While in Augusta he served as a clinical instructor and staff surgeon at the VA hospital serving our nation’s veterans. He has also completed advanced training in sleep surgery and facial plastic and reconstructive surgery.

His service has continued nationally at the American Academy of Otolaryngology- Head and Neck Surgery serving in committees and reviewing literature submissions for publication in the highest impact journal in ENT– Otolaryngology-Head and Neck Surgery Journal.

Dr. Haroun is passionate about empathetic care with minimally invasive and innovative treatments with the latest technologies. He is excited to bring his unique skillset to clinics in Southlake and Flower Mound, serving patients in the mid-cities and DFW area.

Palmila Liu, M.D., ENT Specialist

Palmila Liu, M.D.
ENT Specialist

Palmila Liu, M.D. completed her undergraduate education at the University of Pennsylvania before earning her medical degree at the University of Chicago. A Dallas native, she returned home to UT Southwestern where she completed her otolaryngology residency.

Her research has been published in multiple peer-reviewed journals and presented at national meetings.

She takes a comprehensive approach to each patient’s problem and is passionate about collaborating with her patients to find the best treatment plan, whether medical or surgical, that will help improve their quality of life.

When she is not at work, Dr. Liu enjoys spending time with her family, practicing Pilates, and experimenting with mixology.

Texas Ear, Nose & Throat Specialists, L.L.P.