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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Mary D'Alton is Average. Dr. D'Alton has been reviewed by 16 patients who have provided 3 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 2.3
Promptness 1.8
Courteous Staff 2.6
Accurate Diagnosis 2.9
Bedside Manner 2.1
Spends Time with Me 2.1
Follows Up After Visit 2.3

Specialties & Research

Dr. Mary D'Alton, MBBS, MD is board certified in Maternal & Fetal Medicine.

  • She has special expertise in 5 areas:
  • Amniocentesis (Amniotic Fluid Test--AFT)
  • Genetic Counseling
  • Gynecology
  • High Risk Pregnancy
  • Premature Birth

Education & Awards

Dr. D'Alton graduated from University College Galway. She has 2 awards.

Castle Connolly America's Top Doctors® (2010 - 2015)
Castle Connolly Top Doctors: New York Metro Area™ (2010 - 2015)


Dr. D'Alton has 14 hospital affiliations:

  • New York Presbyterian Hospital / Columbia 
  • NewYork-PresbyterianColumbia 


  • Arabic
  • French
  • Hebrew
  • Spanish

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Additional Information
Dr. Mary DR D'Alton MBBS and MD is a female Obstetrician & Gynecologist, has 35 years of experience and practices in Maternal & Fetal Medicine.
Where does Dr. Mary D. D'Alton practice?
Dr. Mary D'Alton has 6 office locations.
Dr. Mary D'Alton practices Maternal & Fetal Medicine near New York, NY.
Additional practice locations include: Mount Kisco, NY and Bronxville, NY.
See New York Obstetricians & Gynecologists.