Nose, Sinus and Endoscopic Tumor Specialists

Baltimore Sinus Specialists is a unique pairing of ear nose and throat physicians that have specialized training in diseases of the nose and sinuses working hand in hand with a fellowship trained allergist/immunologist.

Marc G. Dubin, MD, FACS and Douglas Reh, MD, FACS are board certified Otolaryngologists-Head and Neck Surgeons (Ear Nose and Throat Doctors/Surgeons) who specialize in disease of the nose and sinuses (sinusitis).  Alireza Nejad, MD, PhD is a board certified Allergist/Immunologist.  They work closely with their partner Sam Hahn, MD who is an Otolaryngologist-Head and Neck Surgeon who specializes in reconstructive surgery of the nose.  Their practice is located at Ear Nose and Throat Associates at the Greater Baltimore Medical Center (GBMC), the premier ENT practice in Baltimore.  ENT Associates is a Division of Centers for Advanced ENT Care, the largest provider of quality ENT care in the mid-Atlantic.

Dr. Dubin and Dr. Reh practice the full range of adult and pediatric ENT.  Their past and present research centers on complex diseases of the nose and sinuses, particular revision sinus surgery, sinusitis with polyps, frontal sinus disease and tumors of the nose and sinuses. 

Both Dr. Dubin and Dr. Reh received additional, advanced fellowship training in the surgical and medical management of sinusitis and diseases of the nose.  They have the most advanced training and experience in endoscopic nose and sinus surgical procedures and utilize the most sophisticated equipment available.  Their experience in revision and frontal sinus surgery and the medical/non-surgical management of challenging sinus disease is unparalleled in the region.

Dr. Dubin and Dr. Reh are two of a handful of fellowship trained Rhinologists (Sinus Doctors/Surgeons) in the state of Maryland and they are the longest practicing full time sinus specialists with advanced fellowship training practicing in the region.  

This team of Rhinologists is the ONLY team of full time fellowship trained sinus surgeons in the region.  Furthermore, they are the ONLY Sinus Center in the state with a board certified Allergist/Immunologist and fellowship trained Facial Plastic and Reconstructive Surgeon working in conjuction with fellowship trained rhinologists. It is this high level of training and expertise that differentiates the Baltimore Sinus Center. 

6565 North Charles Street

Suite 601

Towson, Maryland, 21204

Executive Plaza 1

11350 McCormick Road, Suite 102

Hunt Valley, Maryland 21031


Visit Us
Areas of Expertise:
  • Sinus Polyps

  • Minimally Invasive Sinus Surgery

  • Revision/Redo Sinus Surgery

  • Frontal Sinus Surgery

  • Complex Sinus Surgery

  • Sinus Tumors

  • Instagram