Summary

Dr. Leonard Gioia is an endocrinologist specializing in diabetes and metabolism, with additional expertise in internal medicine. He earned his medical degree from SUNY Downstate Medical Center College of Medicine and completed his residency at Boston University Medical Center. With five decades of clinical experience, Dr. Gioia brings extensive knowledge to his practice. He is fluent in both English and Spanish.

Dr. Gioia is affiliated with South Shore University Hospital and Good Samaritan University Hospital, serving patients in Bay Shore and West Islip, New York. His practice focuses on treating Type 2 diabetes in both adults and younger patients, as well as managing high cholesterol. He performs thyroid hormone testing and general blood work to help monitor and diagnose various conditions. Patients have given Dr. Gioia an average rating of 2.8 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2.8
  • 50 years of experience
  • speaks English, Spanish
  • Boston University Medical Center
  • 15 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Spent time with me
  • Flexible scheduling

Office Locations

Dr. Leonard Vito Gioia has 3 locations

Gioia Leonard V Office

53 Brentwood Rd Ste EBay Shore, NY 11706
Mon10:00 am - 5:00 pm
Tue10:00 am - 5:00 pm
Wed10:00 am - 2:00 pm
Thu10:00 am - 5:00 pm
Fri10:00 am - 5:00 pm
Sat10:00 am - 2:00 pm
SunClosed

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Dr. Leonard Vito Gioia, MDDr. Gabrielle Paula Grinstein, MDDr. Tejas Patel, MDDr. Luke Klee Mueller, MD
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismPsychiatryDiagnostic Radiology
Accepts New Patients Accepts New Patients
2.8 
4.9 
50 Years of Experience 32 Years of Experience 16 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish
Bay Shore , NYNew York , NYStony Brook , NYNew Hyde Park , NY
Med School: Suny Downstate Medical Center College Of Medicine Med School: Universidad De Buenos Aires Med School: St Georges University School Of Medicine Med School: Rutgers Robert Wood Johnson Medical School
Current Profile
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Insurance Plans Accepted by Dr. Leonard Vito Gioia

  • Accepts Medicare

Medical Specialties

Dr. Leonard Vito Gioia has the following 2 specialties

Specialty Expertise

Dr. Leonard Vito Gioia has the following 14 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine
  • Thyroid Diseases

Certifications, License, & Education

50 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

Boston University Medical Center

Medical School

Suny Downstate Medical Center College Of MedicineGraduated in 1976

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Frequently Asked Questions

Does Dr. Leonard Gioia accept my insurance?
You can see the insurance plans that Dr. Leonard Gioia accepts on their Vitals profile.
What languages does Dr. Leonard Gioia speak?
Dr. Leonard Gioia speaks English and Spanish.
Is Dr. Leonard Gioia accepting new patients?
Dr. Leonard Gioia is accepting new patients on Vitals. View Dr. Leonard Gioia's profile on Vitals to make an appointment.
Does Dr. Leonard Gioia accept virtual/telehealth appointments?
Dr. Leonard Gioia has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Leonard Gioia affiliated with?
Dr. Leonard Gioia is affiliated with South Shore University Hospital and Good Samaritan University Hospital.

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