Summary

Dr. William Gionfriddo treats inappropriate sinus tachycardia, supraventricular tachycardia, and cardiac arrhythmia, and performs electrocardiogram and ambulatory EKG procedures. He practices internal medicine and cardiology and is affiliated with Tufts Medical Center.

Dr. Gionfriddo earned his medical degree from the University of Connecticut School of Medicine and completed his residency at New England Medical Center. He sees patients in Hartford and Waterbury, Connecticut; Boston, Massachusetts; and Springfield, Massachusetts.

Overview based on verified provider data

Quick Facts

  • 12 years of experience
  • 27 insurance plans accepted
  • New England Med Center
  • 2 specialties
  • 7 areas of expertise
  • 1 hospital affiliation
  • 6 office locations
  • Male

Office Locations

Dr. William Joseph Gionfriddo has 6 locations

Saint Francis Hospital And Medical Center

114 Woodland StHartford, CT 06105

Tufts Medical Center

800 Washington StBoston, MA 02111

St. Mary's Hospital

133 Scovill St Ste 314Waterbury, CT 06706

Mercy Medical Center

271 Carew StSpringfield, MA 01104

Dr. William Joseph Gionfriddo

1000 Asylum Ave Ste 4304Hartford, CT 06105

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Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
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4 
12 Years of Experience 16 Years of Experience 25 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English
Hartford , CTBrookline , MAMesquite , TXLyons , CO
Med School: UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE Med School: Regis College Med School: University of Lynchburg - DMSc Med School: Duke University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. William Joseph Gionfriddo

  • AARP
  • Aetna
  • Aetna - EPO
  • Aetna - Medicare
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - EPO
  • Blue Cross Blue Shield - Medicare
  • CHAMPVA
  • Cigna
  • ConnectiCare
  • ConnectiCare - Medicare
  • Harvard Pilgrim Health Care
  • Humana
  • Humana - Medicare
  • Kaiser Permanente
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Optum Health
  • The Hartford
  • Tricare
  • UniCare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • Wellcare

Medical Specialties

Dr. William Joseph Gionfriddo has the following 2 specialties

Specialty Expertise

Dr. William Joseph Gionfriddo has the following 7 areas of expertise

  • Cardiology
  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

12 Years Experience

Dr. William Joseph Gionfriddo holds an expired medical license in the state of Connecticut.

Medical License

Medical Doctor with an expired medical license in the state of Connecticut that expired in 2025.

Education & Training

Residency

Completed their residency at New England Med Center.

Medical School

Graduated from UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE and University Of Connecticut School Of Medicine in 2014.

NPI Number

Dr. Gionfriddo's NPI number is 1497167936.

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Frequently Asked Questions

Where is Dr. William Gionfriddo's office located?
Dr. William Gionfriddo's office is located at 114 Woodland St, Hartford, CT, 06105.
Is Dr. William Gionfriddo accepting new patients?
Dr. William Gionfriddo has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. William Gionfriddo?
You can find contact information for Dr. William Gionfriddo here on Vitals.
Does Dr. William Gionfriddo accept my insurance?
You can see the insurance plans that Dr. William Gionfriddo accepts on their Vitals profile.
Does Dr. William Gionfriddo accept virtual/telehealth appointments?
Dr. William Gionfriddo has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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