See All Cardiologists in Old Lyme, CT
Dr. Mark Fiengo, MD

Dr. Mark Fiengo, MD

Age 61 Cardiology M
(6) 6 reviews

Telehealth available

New Patient

(860) 266-7791

Current Patient

Show number (860) 434-4975

Dr. Mark Fiengo, MD is a cardiology specialist in Old Lyme, CT. He currently practices at Hartford HealthCare Medical Group and is affiliated with Backus Hospital. He accepts multiple insurance plans. Dr. Fiengo is board certified in Cardiovascular Disease.


New Patient? (860) 266-7791
  1. Hartford HealthCare Medical Group

    1. 1
      Primary Care for Women Mary Cummings Satti M.d. LLC
      8 Vista Dr, Old Lyme, CT 06371 Call
      Existing Patients: (860) 434-4975
      New Patients:
      (860) 266-7791
  1. Hartford HealthCare Medical Group

    1. 2
      Hartford HealthCare Medical Group - # Route 82
      111 Salem Tpke Ste 8, Norwich, CT 06360 Call
      Existing Patients: (860) 886-0023
      New Patients:
      (860) 266-7791


  • New York College Of Osteopathic Medicine, New York Institute Of Technology, Medical School — 1988

Insurance Accepted

  • Aetna
  • Anthem
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Coventry Health Care
  • First Health (Coventry Health Care)
  • Harvard Pilgrim Health Care
  • MultiPlan

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Dr. Mark Fiengo, MD
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Hospital Affiliations

  • Backus Hospital
  • Windham Hospital
  • Lawrence and Memorial Hospital

Frequently Asked Questions

Call (860) 271-7047 to make an appointment as a new patient, or (860) 434-4975 for existing patients or other inquiries. Click here for more information.

Dr. Fiengo frequently treats Adult Congenital Heart Conditions.