Meet the Clinicians

Eric D. Baum, MD

Clinical Interests
All medical and surgical aspects of Pediatric Otolaryngology.

Medical Education

  • Fellowship: Children’s Hospital of Philadelphia
  • Residency, Hospital of the University of Pennsylvania
  • M.D., University of Pennsylvania School of Medicine


David E. Karas, MD

Clinical Interests
All facets of Pediatric Otolaryngology Particularly, Airway problems, Tonsil and Adenoid Disease, Obstructive Sleep Apnea, Head and Neck Masses, Sinus Disease and Chronic Ear Drainage

Medical Education

  • Fellowship: University of Washington/Seattle Children’s Hospital- Pediatric Otolaryngology
  • Surgical Internship and Otolaryngology Residency, University of Medicine and Dentistry of NJ
  • M.D., University of Connecticut School of Medicine


Rounak B. Rawal, MD

Clinical Interests
Pediatric Cochlear Implantation, Hearing Loss, and Skull Base Surgery

Medical Education

  • Fellowship: Boston Children’s Hospital/Harvard Medical School, Pediatric Otolaryngology/Head and Neck Surgery
  • Residency: University of North Carolina Hospitals, Otolaryngology/Head and Neck Surgery
  • M.D: Boston University School of Medicine


Lisa Gagnon, APRN-BC

Clinical Interests
Lisa Gagnon is a Pediatric Nurse Practitioner who has now dedicated her clinical practice to pediatric otolaryngology. Lisa, in addition to her clinical role, facilitates and coordinates research proposals and projects for our practice.

Nursing Education

  • Boston College, Post masters Nurse Practitioner
  • Yale University, Masters in Pediatric Nursing
  • Univ of Connecticut, Bachelor of Nursing


Wendy Lord Mackey, APRN-BC, CORLN

Clinical Interests
Wendy specializes in the care and treatment of ear nose and throat disease in children. She has a special interest in the care of children with tracheostomies, hearing issues, obstructive sleep apnea and patient and family education.

Nursing Education

  • Yale University- Masters in Pediatric Nursing
  • Laurentian University, Sudbury, ON, Canada-Bachelor of Science in Nursing


Melissa Dzeidzic, APRN-BC, CORLN

Clinical Interests
Melissa has enjoyed a career in pediatric nursing for over 26 years. Presently her career focus has been providing specialized care to children and their families with otolaryngology medical and surgical needs.

Nursing Education

  • Northeastern University- MSN- pediatric nurse practitioner
  • Boston College School of Nursing- BSN