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Dr. John A Ostuni, MDverified Is this you? Manage your online reputation

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Specialty iconSpecialtiesEndocrinology, Diabetes & Metabolism
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Location iconLocationFreeport, NY
BioiconBio:
With over 52 years of dedicated experience, this compassionate interni...
ExperienceiconExperience:
50+ years
Language SpokeniconLanguage Spoken:
Italian, 
English
Common TreatmentsiconCommon Treatments:
A1c
A1c Diabetes Test
Adult Type 1 Diabetes
Adult Type 1 Diabetes Mellitus
Adult Type 1 and Type 2 Diabetes
See More
Institutes AttendediconInstitutes Attended:
SUNY Upstate, 
NUMC, 
NY State, 
ABIM
CertificatesiconCertificates:
MD, 
Res, 
Fellow, 
License, 
ABIM
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Common TreatmentsiconCommon Treatments:
A1c
A1c Diabetes Test
Adult Type 1 Diabetes
Adult Type 1 Diabetes Mellitus
Adult Type 1 and Type 2 Diabetes
See More
Institutes AttendediconInstitutes Attended:
SUNY Upstate, 
NUMC, 
NY State, 
ABIM
CertificatesiconCertificates:
MD, 
Res, 
Fellow, 
License, 
ABIM
specOverview
Dr. John A. Ostuni, MD, is a highly experienced internist and endocrinologist dedicated to providing comprehensive care in Freeport, New York. With over 52 years of medical experience, Dr. Ostuni specializes in Endocrinology, Diabetes & Metabolism, and Internal Medicine. He obtained his medical degree from the State University of New York Upstate Medical University and further honed his expertise through residencies and fellowships at Nassau University Medical Center....
specPractice
insurance
In-network insurance
Aetna
Physicians Health Plan
Cigna
Empire Blue Cross Blue Shield
MultiPlan
insurance
Appointments Scheduling
Mount Sinai South Nassau Hospital
Avatar iconIn-Person Visit
location icon

Address:

155 W Merrick Rd Ste 101, Freeport, NY 11520
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Phone:

(516) 379-3139

faxIcon

Fax:

(516) 379-5790

specAbout
NPI/License numbericonNPI/License number:
1811985153
ExperienceiconExperience:
50+ years
Language SpokeniconLanguage Spoken:
Italian, 
English
Hospital AffiliationsiconHospital Affiliations:
Mount Sinai South Nassau Hospital
SpecialtiesiconSpecialties:
Endocrinology, Diabetes & Metabolism
Internal Medicine
General Endocrinology
Common TreatmentsiconCommon Treatments:
A1c
A1c Diabetes Test
Adult Type 1 Diabetes
Adult Type 1 Diabetes Mellitus
Adult Type 1 and Type 2 Diabetes
See More
Education IconEducation & Certifications:
Education Icon
NY State Medical License
Ny State2019
Education Icon
Fellowship in Endocrinology, Diabetes & Metabolism
Nassau University Medical Center1976
Education Icon
Residency in Dental Medicine
Nassau University Medical Center1974
Education Icon
Medical Degree
State University of New York Upstate Medical University1971
Education Icon
Internal Medicine Certification
American Board of Internal Medicine