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Alejandro D. Iglesias, MD

Board Certifications: 
Clinical Genetics and Genomics (MD), Clinical Biochemical Genetics, Pediatrics
Accepting New Patients
Treats Children
Profile Headshot


Phone Appointments

New and Existing Patients: 
(212) 305-6731


For existing patients, login to make an appointment, view documentation or contact your care provider.

Credentials & Experience

Board Certifications

  • Clinical Genetics and Genomics (MD)
  • Clinical Biochemical Genetics
  • Pediatrics

Clinical Expertise

  • Pediatric Genetics Specialist
  • Adult Genetics
  • Autism and Pervasive Develop Disorder
  • Clinical Genetics
  • Clinical Molecular Genetics
  • Developmental Disorder
  • Inborn Error of Metabolism
  • Genetic Disorder
  • Genetic Disorders
  • Genetic Epilepsies
  • Genetic Muscle Diseases
  • Genetic Screening
  • Genetic Skin Disease
  • Genetic Testing
  • Neurodevelopmental Disabilities
  • Neuro-Development
  • Neurogenetics
  • Pediatric Genetics
  • Phenylketonuria (PKU)
  • Reproductive Genetics

Education & Training

  • University of Buenos Aires Faculty of Medicine (Argentina)
  • Internship: Hospital de Pediatria Pedro Elizalde, Buenos Aires Argentina
  • Residency: Jacobi Medical Center
  • Fellowship: Mount Sinai Hospital

About Alejandro Iglesias

Alejandro Iglesias, MD is Assistant Professor of Pediatrics, Director of the Inherited Metabolic Program, Program Director of the Medical Genetics Residency program and Attending Physician in the Division of Medical Genetics, Department of Pediatrics at New York Presbyterian Hospital/Columbia University Medical Center. He is a clinical and biochemical geneticist primarily interested in inherited metabolic disorders and neurogenetics and dysmorphology. In his role as Director of the Inherited Metabolic Program he is deeply involved in all aspects related with the diagnosis, management and overall care of patients and families with these disorders. In addition, he is in charge of the education of young physicians and medical students in the field of IMD. 

As an educator, he is in charge of the medical biochemistry lecture series for the first year medical students at the Physicians & Surgeons Medical School at Columbia University paving the way for a new generations of brilliant medical students at Columbia University. Finally, his involvement with the diagnosis and care of patients with X-linked adrenoleukodystrophy has been one of his main accomplishments in the recent years, especially since the introduction of newborn screening in New York State. He has a been involved from the beginning in the development of the program and is active member of the NYS group of metabolic physicians taking care of these patients. In addtion he has been actively involved in all developments asscoiated with newborn screening for Krabbe disease and Pompe disease.

Academic Titles

  • Assistant Professor of Pediatrics at CUMC

Administrative Positions

  • Program Director Clinical Genetics Residency Program

Committee/Societies/Council Memberships

American Society of Human Genetics

Society of Inherited Metabolic Diseases

Latin American Society of Inborn Errors of Metabolism and Newborn Screening

Hospital Affiliations

  • NewYork-Presbyterian/Columbia
  • NewYork-Presbyterian/Morgan Stanley Children's Hospital


  • Spanish


  • Male

Insurance Accepted


  • EPO
  • HMO
  • Medicare Managed Care
  • NY Signature
  • NYP Employee Plan
  • POS
  • PPO
  • Signature Administrators
  • Student Health


  • Essential Plan
  • Medicaid Managed Care

Amida Care

  • Special Needs Plan


  • EPO
  • Great West
  • HMO
  • POS
  • PPO


  • Medicare Managed Care
  • PPO


  • ConnectiCare
  • EPO
  • Essential Plan
  • HMO
  • Medicaid Managed Care
  • Medicare Managed Care
  • POS
  • PPO
  • Select Care (Exchange)
  • Vytra

Empire Blue Cross Blue Shield

  • Blue Access (Exchange)
  • EPO
  • Gatekeeper (Exchange)
  • HMO
  • Medicare Managed Care
  • Pathway (Exchange)
  • POS
  • PPO

Empire Blue Cross Blue Shield HealthPlus

  • Child/Family Health Plus
  • Essential Plan
  • Medicaid Managed Care

Fidelis Care

  • Child/Family Health Plus
  • Medicaid Managed Care
  • Medicare Managed Care


  • Child/Family Health Plus
  • Leaf (Exchange)
  • Medicaid Managed Care
  • Medicare Managed Care

Local 1199

  • Local 1199


  • MagnaCare


  • Multiplan

Oxford Health Plans

  • Freedom
  • Liberty
  • Medicare Managed Care




  • Columbia University Employee Plan
  • Compass (Exchange)
  • Essential Plan
  • HMO
  • Medicaid (Community Plan)
  • Medicare Managed Care
  • POS
  • PPO


  • Medicare Managed Care
  • SelectHealth


  • Medicaid Managed Care
  • Medicare Managed Care

*Please contact the provider’s office directly to verify that your particular insurance is accepted.

Contact & Locations

3959 Broadway
Room 718
New York, New York 10032
(212) 305-6731
(212) 305-9058