Maria Antoniou, MD, DABSM
Sleep Medicine
Accepting new patients
Sees patients age 18 and up
Penn Sleep Center Market Street
View 1 additional location
Schedule onlineCall 215-662-7772
Penn Medicine Provider

About me

  • Associate Professor of Clinical Medicine (Sleep Medicine)

Education and training

  • Medical School: University of Toronto School of Medicine
  • Residency: McGill University
  • Fellowship: North York General Hospital

What my patients think about me

Average Rating

466 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

January 2026
she's great
December 2025
she is thoughtful and insightful in her communication. she is easy to talk to.
December 2025
she's a very rational, thoughtful, instructive doctor
December 2025
very personable.

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
Dr. Antoniou is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Antoniou, M., Corey, M., Tullis, D.E. Pregnancy in cystic fibrosis patients. Fetal and material outcome , Chest, 118(1): 2000,85-91

Antoniou, M., Hyland, R.H. The urgent cause of the malignant pulmonary nodule. , Can J Diag, 14(8): 1997,117-126

Antoniou, M., Balter, M. Why is asthma increasing in prevalence and severity? , Can J Diag, 13(11): 1996,85-95

Antoniou, M., Grossman, R. Etiological diagnosis of pneumonia: a goal worth pursuing? , Can J Infect Dis, 6: 1995,281-283