Board Certification

  • Otolaryngology

Areas of Expertise

  • Allergy
  • Head and Neck Cancer Surgery
  • Laryngology
  • Otology
  • Pediatric ENT/Sinus
  • Reconstructive and Facial Plastic Surgery
  • Rhinology and Sinus Surgery
  • Salivary Gland Surgery
  • Sleep Medicine
  • Thyroid and Parathyroid Surgery
  • Trauma


Internship and Residency

University of Texas Southwestern Medical Center
General Surgery, Otolaryngology
Chief Resident
Dallas, TX
2008 and 2012

Medical School

University of Texas Southwestern Medical Center
Doctor of Medicine
Alpha Omega Alpha Medical Honor Society
Dallas, TX

Undergraduate School

Texas Christian University
Bachelor of Science in Biology, Minor in Chemistry
Texas Christian University Scholars
Summa Cum Laude
Fort Worth, TX

Professional Associations

Denton County Medical Society
2012 – Present

American Academy of Otolaryngology
2008 – Present

Dallas Academy of Otolaryngology
2007 – Present

American Medical Association
2002 – Present

Texas Medical Association
2002 – Present


“Phonation threshold pressure and flow in excised human larynges.” Laryngoscope 121(8):1743-51, (2011): Mau T., Muhlestein J., Callahan S., Weinheimer K.T., Chan R.W.

Fracture patterns of the nasal septum.” Otolaryngology-Head & Neck Surgery 143(6):784-8, (2010): Lee M., Inman J., Callahan S., Ducic Y.

“Auricular cartilage: harvest technique and versatility in rhinoplasty.” American Journal of Otolaryngology 32(6):547-52, (2011): Lee M., Callahan S., Cochran C.S.

“Modulating Phonatory Function Through Alteration of Vocal Fold Contour.” Submitted to Laryngoscope Winter of 2011: Mau T., Muhlestein J., Callahan S., Weinheimer K.T., Chan R.W.

Poster Presentation from the 2010 Triological Society Combined Section Meetings. “Neck Soft Tissue Perineuroma in a Child.” Article first published online: 20 SEP 2010 Laryngoscope Volume 120, Issue Supplement S3, page S95, (2010): Callahan S., Ulualp S.

Professional Conference Presentations

Laryngeal Trauma, UTSW and Children’s Medical Center Pediatric conference
Branchial Cleft Cyst Carcinoma, UTSW Grand Rounds
Facial Trauma, Parkland Grand Rounds
Frontal Sinus Fractures, Parkland Grand Rounds
Mucoepidermoid Carcinoma of the Parotid (Case presentation), Baylor Head and Neck Conference
Medtronic Temporal Bone Course, Fort Worth Texas
Carolina Ear Institute Temporal Bone Course, Raleigh North Carolina
University of Arkansas for Medical Sciences Temporal Bone Course, Little Rock Arkansas

Professional Conference Courses

Otolaryngology ACCEL Program – Sean M. Callahan, MD

  • Surgical options for pediatric sleep apnea
  • Cervical-ocular vestibular evoked myogenic potentials
  • Determining the etiology of dizziness
  • Highlights from ucsf otolaryngology update 2015, part 1
  • Highlights from ucsf otolaryngology update 2015, part 2
  • Hpv and head and neck cancer
  • Update on thyroid cancer
  • Updates in otology
  • Continuous positive airway pressure (cpap) or surgery for obstructive sleep apnea (osa)
  • Update on rhinology
  • Migraine – associated vertigo/congenital middle – ear cholesteatoma
  • Topics in pediatric laryngology
  • Highlights from the 22nd annual advances in diagnosis and treatment of sleep apnea & snoring, part 1
  • Sleep apnea and snoring – part 2
  • Congenital cytomegalovirus/dysphagia in head and neck cancer
  • Accountable care organizations/outcomes assessment in chronic rhinosinusitis

The Institute for the Advancement of Human Behavior (IAHB) -Sean Callahan –  ARS – 61st Annual Meeting  in Dallas, TX on September 25 – 26, 2015


The newest physician to Fort Worth ENT/Sinus is Sean M. Callahan, MD, a board certified otolaryngologist. Dr. Callahan performs surgery in all aspects of otolaryngology including pediatric ENT/Sinus, otology, rhinology and sinus surgery, head and neck cancer surgery, salivary gland surgery, thyroid and parathyroid surgery, reconstructive and facial plastic surgery, trauma, laryngology, allergy, and sleep medicine.

Dr. Callahan completed his otolaryngology residency training at UT Southwestern Medical Center in Dallas in 2012. He was Board Certified by the American Board of Otolaryngology in 2013. He grew up in the Lewisville/Highland Village area of North Dallas and is a graduate of Flower Mound Marcus High School. After graduating summa cum laude from Texas Christian University in Fort Worth in 2002, he attended UT Southwestern Medical Center in Dallas for medical school and was inducted into the Alpha Omega Alpha Medical Honor Society. After obtaining his medical degree in 2007, Dr. Callahan continued an internship in general surgery and residency in Otolaryngology, Head and Neck Surgery at UT Southwestern Medical Center in Dallas. His training included service at Parkland Hospital, Zale-Lipshy Hospital, St. Paul Hospital, John Peter Smith Hospital in Fort Worth, the Veterans Affairs North Texas Medical Center, and Children’s Medical Center Dallas.

He is also active in several professional societies including the American Medical Association, Texas Medical Association, American Rhinologic Society, and the American Academy of Otolaryngology.

Outside of medicine, Dr. Callahan enjoys spending time with his wife and two sons. His family attends Holy Family Catholic Church in Fort Worth, Texas.