John Thomas Fahey, MD

Professor of Pediatrics (Cardiology) and Associate Clinical Professor of Nursing; Director, Pediatric Exercise Laboratory; Director, Pediatric Cardiology Fellowship Program

Departments & Organizations

Pediatrics: Pediatric Cardiology: Adult Congenital Heart Program | Pediatric Specialty Center

Adult Congenital Heart Program

Heart & Vascular Center, Yale-New Haven Hospital

Yale Medicine

Office of Cooperative Research


Dr. Fahey is the Director of the Clinic for Adults with Congenital Heart Disease (ACHD). This is a new and emerging specialty for this complex group of patients. Their problems span both adult and pediatric cardiology and this is a multidisciplinary subspecialty clinic.

Dr. Fahey also directs a very busy Pediatric exercise stress testing laboratory. The laboratory was the first in the state and gets referrals from throughout the region.

Dr. Fahey also is Director of the Pediatric Cardiology Fellowship Training program, one of the first in the country.

Dr. Fahey has been a staff cardiologist since completing his fellowship at Yale in 1985. He served as Interim Director of the Section for 6 years. He has clinics at Yale, as well as Lawrence & Memorial Hospital in New London and an outpatient Cardiology facility in Norwich.

Education & Training

MD New Jersey Medical School (1979)
Fellow Yale-New Haven Hospital
Intern & Resident Johns Hopkins Hospital
Board Certification AB of Pediatrics, Pediatrics (1984)
Board Certification AB of Pediatrics, Pediatric Cardiology (1988, recertified: 2010)

Honors & Recognition

  • Alpha Omega Alpha - Honor Junior (UMDNJ) (1977)

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Contact Info

John Thomas Fahey, MD
Patient Care Locations
Yale Pediatric Specialty Center747 Belden Avenue
Norwalk, CT 06850
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Yale Pediatric CardiologyLawrence & Memorial Hospital
365 Montauk Avenue

New London, CT 06320
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Yale Pediatric CardiologyWilliam W. Backus Hospital
326 Washington Street

Norwich, CT 06360
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Yale Pediatric CardiologyPrimary Care Center, Yale New Haven Hospital
789 Howard Avenue

New Haven, CT 06519
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Yale Pediatric Specialty Center/Pediatric CardiologyYale New Haven Children's Hospital
1 Park Street, Ste West Pavilion - 2nd Floor

New Haven, CT 06504
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Office Location
Hunter Building
15 York Street, Ste 302

New Haven, CT 06510
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Mailing Address
Pediatric CardiologyPO Box 208064
New Haven, CT 06520-8064

Curriculum Vitae