Junior DeFreitas, M.D.
Intro & Credentials
Junior DeFreitas, M.D. is a board-certified otolaryngologist (ENT physician) dedicated to providing patient-centered ear, nose, throat, sinus, and allergy care. He practices at Dallas Breathe Free Sinus & Allergy Centers in Dallas, Texas, where he helps patients achieve better breathing, improved comfort, and lasting health outcomes.
Professional Background
Philosophy of Care
Dr. DeFreitas practices with a “you first” philosophy, putting patient needs, preferences, and understanding at the center of every decision. He believes that informed patients make the best choices, so he takes time to explain conditions and treatments in clear, straightforward terms. Rather than dictating care, he works collaboratively, presenting all available options and supporting patients in selecting the path that best fits their goals. Whenever possible, he recommends minimally invasive treatments that promote comfort, faster recovery, and lasting relief. Above all, he views himself as a partner and advocate, respecting each patient as the ultimate decision-maker in their healthcare journey.
Conditions Treated & Procedures
Dr. DeFreitas provides comprehensive ENT and sinus care for patients in Dallas and the surrounding area, including:
- Chronic sinusitis treatment in Dallas
- Balloon Sinuplasty (minimally invasive sinus procedure)
- Endoscopic sinus surgery
- Nasal obstruction and deviated septum care
- Allergic rhinitis and allergy treatment
- Ear infections and eardrum disorders
- Hearing loss evaluation and treatment
- Snoring and sleep-disordered breathing related to nasal obstruction
Personal Note

Education
Dr. DeFreitas completed his medical education at Temple University School of Medicine in Philadelphia in 1984. He continued with an internship at Lankenau Hospital, followed by a residency in otolaryngology at the New York Eye and Ear Infirmary.
- During his time there, he served as Chief Resident and received the prestigious Teaching Resident Award. His clinical work in temporal bone surgery earned additional recognition for its excellence and innovation.