Summary

Dr. Defronzo graduated from the Universidad Autonoma De Guadalajara Facultad De Medicina in 1980. He works in Springfield, NJ and 1 other location and specializes in Infectious Disease and Internal Medicine. Dr. Defronzo is affiliated with Clara Maass Medical Center.

Quick Facts

  • accepting new patients
  • 4
  • 46 years of experience
  • 34 insurance plans accepted
  • speaks English, Italian, Spanish
  • Saint Michaels Medical Center
  • 12 written reviews
  • 2 specialties
  • 9 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Stephen Defronzo has 2 locations

Defronzo Stephen Office

216 Short Hills AveSpringfield, NJ 07081
Mon11:00 am - 6:00 pm
Tue11:00 am - 8:00 pm
Wed11:00 am - 5:00 pm
Thu11:00 am - 8:00 pm
Fri11:00 am - 4:00 pm
SatClosed
SunClosed

Overlook Medical Center

99 Beauvoir AveSummit, NJ 07901

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Dr. Stephen Defronzo, MDDr. Lisa R Saiman, MDDr. Deborah A Theodore, MDNicholas Blair, MD
Infectious DiseaseInfectious DiseaseInfectious DiseaseInfectious Disease
Accepts New Patients Accepts New Patients Accepts New Patients
4 
4 
0 
0 
46 Years of Experience 43 Years of Experience 12 Years of Experience 7 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Italian, Spanish Speaks Spanish
Springfield , NJNew York , NYNew York , NYNew York , NY
Med School: Universidad Autonoma De Guadalajara Facultad De Medicina Med School: Albert Einstein College Of Medicine Of Yeshiva University Med School: Columbia University College Of Physicians & Surgeons Med School: Albert Einstein College Of Medicine Of Yeshiva University
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Stephen Defronzo

  • Accepts Medicaid
  • Aetna
  • Aetna - Medicare
  • Aetna Better Health - Medicaid (Managed)
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Braven Health (Horizon Blue Cross Blue Shield of New Jersey)
  • Cigna
  • Clover Health
  • Clover Health - HMO
  • Contra Costa Health Plan
  • EmblemHealth
  • HealthFirst (NY)
  • Horizon Blue Cross Blue Shield of New Jersey
  • Horizon NJ Health
  • Humana - HMO
  • MagnaCare
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Meritain Health - HMO
  • Optum Health
  • Oscar Health Insurance
  • Oscar Health Insurance - PPO
  • STLDentalPlan| LLC
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Community Plan - HMO
  • UnitedHealthcare Oxford
  • UnitedHealthcare Oxford - HMO
  • US Family Health Plan
  • Wellcare

Medical Specialties

Dr. Stephen Defronzo has the following 2 specialties

Specialty Expertise

Dr. Stephen Defronzo has the following 9 areas of expertise

  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Fever
  • Hepatitis C
  • Human Immunodeficiency Virus (HIV/AIDS)
  • Immunization
  • Infection
  • Internal Medicine
  • Lyme Disease
  • Vaccination

Certifications, License, & Education

46 Years Experience

Dr. Stephen Defronzo holds an active medical license in the state of New Jersey.

Medical License

Medical Doctor with an active medical license in the state of New Jersey that expires in 2027.

Education & Training

Residency

Completed their residency at Saint Michaels Medical Center.

Medical School

Graduated from Universidad Autonoma De Guadalajara Facultad De Medicina in 1980.

NPI Number

Dr. Defronzo's NPI number is 1922056548.

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Frequently Asked Questions

What languages does Dr. Stephen Defronzo speak?
Dr. Stephen Defronzo speaks English, Italian, and Spanish.
Does Dr. Stephen Defronzo accept virtual/telehealth appointments?
Dr. Stephen Defronzo has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Stephen Defronzo accept my insurance?
You can see the insurance plans that Dr. Stephen Defronzo accepts on their Vitals profile.
Which hospitals is Dr. Stephen Defronzo affiliated with?
Dr. Stephen Defronzo is affiliated with Clara Maass Medical Center.
Where is Dr. Stephen Defronzo's office located?
Dr. Stephen Defronzo's office is located at 216 Short Hills Ave, Springfield, NJ, 07081.

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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