Board Certified Otolaryngologist – Head & Neck Surgeon
Dr. Brennan completed comprehensive ENT and facial plastic surgery training in Philadelphia, gaining expertise across sinus disease, sleep medicine, allergies, pediatric ENT, airway and voice disorders. Originally from New York, he moved to southeastern North Carolina in 2023 to join Coastal Carolina ENT, where he delivers advanced ENT care with an emphasis on integrating clinical training and research. Outside clinical practice, he enjoys fishing, boating, cooking — especially BBQ — golf, and supporting New York sports teams.
BOARD CERTIFICATION
American Board of Otolaryngology – Head and Neck Surgery Facial Plastic Surgery
UNDERGRADUATE EDUCATION
SUNY Buffalo State University Bachelor of Arts in Biology, Concentration in Biotechnology with a Minor in Chemistry During his undergraduate education, Dr. Brennan was awarded a coveted research fellowship in a highly active molecular laboratory.
INTERNSHIP/ RESIDENCY
Philadelphia College of Osteopathic Medicine Residency in Otolaryngology, Head and Neck Surgery, and Facial Plastic Surgery. During his training in Philadelphia, Dr. Brennan worked under many well-respected and experienced surgeons, gaining comprehensive expertise across the spectrum of ENT surgery. Specialized training included sinus disease, allergy, sleep medicine and sleep surgery, airway disorders, voice and swallowing disorders, pediatric ENT, and diseases of the ear.
MEDICAL SCHOOL
Touro College of Osteopathic Medicine Doctor of Osteopathic Medicine (DO), Summa Cum Laude While in medical school, Dr. Brennan continued to engage in clinical and academic research, contributing to several scholarly projects advancing the field of medicine and ENT.
PERSONAL HISTORY
Dr. Brennan is a native of New York and relocated to southeastern North Carolina in 2023 to join Coastal Carolina ENT. He is married to his wife, Desiree, and together they have three children and numerous animals. In his personal time, Dr. Brennan enjoys fishing and boating, cooking (especially BBQ), playing golf, and supporting New York sports teams, even the “perpetually bad” ones.
PROFESSIONAL INFORMATION
Dr. Brennan completed his training in Otolaryngology and Facial Plastic Surgery in Philadelphia. His clinical interests include acute and chronic sinus disease, allergy, sleep medicine and sleep surgery, pediatric ENT conditions, and voice and swallowing disorders. Dr. Brennan is committed to providing comprehensive ENT care, integrating advanced training and research insight to treat a wide variety of conditions.
PUBLICATIONS
Dr. Brennan has been an active contributor to medical research since his undergraduate years and throughout his professional training. His research spans molecular biology, epidemiology, and numerous areas within ENT. Selected publications include: Brennan MJ, Karcz J, Vaughn NR, Woolwine-Cunningham Y, DePriest AD, Escalona Y, Perez-Acle T, Skerrett IM. Tryptophan Scanning Reveals Dense Packing of Connexin Transmembrane Domains in Gap Junction Channels Composed of Connexin32. Journal of Biological Chemistry. 2015; 290(28): 17074–84. Pirozzi N, Rejali N, Brennan M, Vohra A, McGinley T, Krishna MG. Sepsis: Epidemiology, pathophysiology, classification, biomarkers and management. Journal of Emergency Medicine, Trauma & Surgical Care. 2016; 3(1): 1-14. Daggumati S, Cohn JE, Brennan MJ, Evarts M, McKinnon BJ, Terk A. Caregiver perception of speech outcomes in patients with ankyloglossia: comparison between surgery and non-treatment. International Journal of Pediatric Otorhinolaryngology. 2019; 119: 70-74. Toscano M, Meenan K, Brennan M, White M, Cohn JE, Sataloff RT. Evaluation of stapes mobilization in the 21st century for conductive hearing loss in the otosclerotic ear. American Journal of Otolaryngology. 2021; 42(5): 103059. Vontela S, Balouch B, Bress E, Brennan MJ, Alnouri G, Martha VV, Sataloff RT. Vocal Fold Paresis and Voice Outcomes following Vocal Fold Mass Excision. Journal of Voice. 2021; S0892-1997(21)00254. Sethi HK, Walker E, Weinsheim T, Brennan MJ, Fundakowski CE. Examination of care processes and treatment optimization for head and neck cancer patients in a setting "hub and hub" model. World Journal of Otorhinolaryngology - Head and Neck Surgery. 2022; 8(2): 152-157. Balouch B, Ranjbar PA, Alnouri G, Al Omari AI, Martha V, Brennan MJ, Sataloff RT. Surgical Outcome of Low-Power-Density Blue Laser for Vascular Lesions of the Vocal Fold. Journal of Voice. 2024; 38(6): 1498-1506."
