Anna S. Mah, M.D.

Dr. Mah is a Castle Connolly Top Doctor and has been recognized as an “Exceptional Woman in Medicine.” She has been featured in both Connecticut and New York magazines for her excellence in radiology and is a recipient of the Sigmund L. Wilens Prize for Excellence in Pathology. In 2000, Dr. Mah completed a women’s imaging fellowship at Columbia-Presbyterian Medical Center. Prior to this, she earned her Medical Degree from Columbia University College of Physicians & Surgeons in 1994. Dr. Mah holds a board certification from the American Board of Radiology and is affiliated with Norwalk, Danbury, and New Milford hospitals.
Anna S. Mah, M.D. Radiologist


  • University of Chicago, Chicago, IL, graduated Phi Beta Kappa in 1990
  • Columbia University College of Physicians & Surgeons, NY, NY Doctor of Medicine, June, 1994
  • Diagnostic Radiology Residency 1995-1999 Department of Diagnostic Radiology Columbia – Presbyterian NY, NY

Board Certification(s)

  • American Board of Radiology, 1999

Professional Memberships

  • Radiological Society of North America
  •  American College of Radiology


  • Student Marshall, University of Chicago, 1988-1990 American College of Radiology
  • Phi Beta Kappa 1990
  • Alpha Omega Alpha 1994
  • Sigmund L. Wilens Prize for Excellence in Pathology


  • Castle Connolly Top Doctor Since: 2020 
  • Healthgrades Honor Roll
  • Moffly Media Magazines/Fairfield County Top Doctors: 2021, 2022
  • Exceptional Women In Medicine: 2020, 2021
  • Top Doctors New York Metro Area: 2021
  • Connecticut Magazine Top Doctors: 2021
  • New York Magazine: Top Doctors: 2021