Summary

Dr. Frank Mongillo specializes in internal medicine and has dedicated 32 years to caring for patients with complex medical conditions. He earned his medical degree from George Washington University School of Medicine & Health Sciences and completed his residency at Hospital of Saint Raphael. Dr. Mongillo speaks English and brings more than three decades of experience to his practice.

Dr. Mongillo is affiliated with Yale New Haven Hospital Saint Raphael Campus and practices in New Haven, Connecticut. He focuses on managing diabetes, including Type 2 diabetes in both adults and younger patients. His expertise includes performing complete blood counts and toxicology testing to help diagnose and monitor patient health. Patients have given Dr. Mongillo an average rating of 3.5 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 32 years of experience
  • 36 insurance plans accepted
  • speaks English
  • Hospital Of Saint Raphael
  • 8 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Spent time with me
  • Flexible scheduling

Office Locations

Dr. Frank Joseph Mongillo has 3 locations

Mongillo Frank J Iii Office

26 Elm St Fl 1New Haven, CT 06510
Mon10:00 am - 5:00 pm
Tue10:00 am - 5:00 pm
Wed10:00 am - 5:00 pm
Thu10:00 am - 5:00 pm
FriClosed
SatClosed
SunClosed

Yale New Haven Hospital

20 York StNew Haven, CT 06510

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Dr. Frank Joseph Mongillo III, MDDr. Osama Kandalaft, MDEric HarkerKerry L. Folkman, MSN, NP-C
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
32 Years of Experience 12 Years of Experience 25 Years of Experience 16 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
New Haven , CTGuilford , CTLyons , COBrookline , MA
Med School: George Washington University School Of Medicine & Health Sciences Med School: Royal College Of Surgeons In Ireland School Of Medicine Med School: Duke University School Of Medicine Med School: Regis College
Current Profile
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Insurance Plans Accepted by Dr. Frank Joseph Mongillo

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Anthem Blue Cross
  • Anthem Blue Cross and Blue Shield Connecticut
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Massachusetts
  • Blue Shield of California
  • CarePartners of Connecticut
  • Cigna
  • Cigna - HMO
  • Cigna-HealthSpring
  • ConnectiCare
  • ConnectiCare - Medicare
  • GEHA
  • Harvard Pilgrim Health Care
  • Hawaii Medical Assurance Association (HMAA)
  • Humana
  • Humana - Medicare
  • Kaiser Permanente
  • MagnaCare - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Optum Health
  • Piedmont Community Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare Oxford
  • Wellcare
  • Wellcare - Medicare

Medical Specialties

Dr. Frank Joseph Mongillo has the following specialty

Specialty Expertise

Dr. Frank Joseph Mongillo has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

32 Years Experience

Dr. Frank Joseph Mongillo holds an active medical license in the state of Connecticut.

Medical License

Medical Doctor with an active medical license in the state of Connecticut that expires in 2026.

Education & Training

Residency

Completed their residency at Hospital Of Saint Raphael.

Medical School

Graduated from George Washington University School Of Medicine & Health Sciences in 1994.

NPI Number

Dr. Mongillo's NPI number is 1811917289.

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Frequently Asked Questions

How can I make an appointment with Dr. Frank Mongillo?
You can find contact information for Dr. Frank Mongillo here on Vitals.
Is Dr. Frank Mongillo accepting new patients?
Dr. Frank Mongillo is accepting new patients on Vitals. View Dr. Frank Mongillo's profile on Vitals to make an appointment.
Does Dr. Frank Mongillo accept my insurance?
You can see the insurance plans that Dr. Frank Mongillo accepts on their Vitals profile.
What languages does Dr. Frank Mongillo speak?
Dr. Frank Mongillo speaks English.
Which hospitals is Dr. Frank Mongillo affiliated with?
Dr. Frank Mongillo is affiliated with Yale New Haven Hospital Saint Raphael Campus.

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