DR. JOHN A OSTUNI MD
NPI 1811985153
Internal Medicine in Freeport, NY

Active since October 11, 2005
155 W MERRICK RD, STE 101, FREEPORT, NY 11520(516) 379-3139(516) 379-5790 Get Directions Write a Review

NPPES record last updated: April 15, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. John A Ostuni Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN A OSTUNI MD (NPI 1811985153) is an individual internal medicine provider in Freeport, New York, licensed in New York (112891) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1811985153
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOHN A OSTUNICredential: MD
Location Address155 W MERRICK RD, STE 101Freeport, NY 11520-3743
Mailing Address155 W Merrick Rd, Ste 101Freeport, NY 11520-3743 · (516) 379-3139 · Fax (516) 379-5790
Fax(516) 379-5790
Sole ProprietorNo
Enumeration DateOctober 11, 2005
Last NPPES UpdateApril 15, 2008
NPI 1811985153 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in NY · 112891
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Endocrinology, Diabetes & MetabolismTaxonomy 207RE0101X · License 112891 (NY)
155 W MERRICK RD, Freeport, NY 11520

Other Identifiers 3

Medicare PIN2920503621NY
Medicare UPINB12396NY
Medicaid00401794NY

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Specialist
155 W MERRICK RD, SUITE 202
FREEPORT, NY 11520
Urology
155 W MERRICK RD
FREEPORT, NY 11520
Internal Medicine (Nephrology)
155 W MERRICK RD, SUITE 202
FREEPORT, NY 11520
Surgery
155 W MERRICK RD
FREEPORT, NY 11520
Nurse Practitioner (Adult Health)
155 W MERRICK RD, SUITE 101
FREEPORT, NY 11520
Pharmacy (Community/Retail Pharmacy)
155 W MERRICK RD
FREEPORT, NY 11520
Internal Medicine
155 W MERRICK RD, STE 101
FREEPORT, NY 11520
Specialist
155 W MERRICK RD
FREEPORT, NY 11520

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Ostuni's NPI number?

The NPI number for John Ostuni is 1811985153. It was assigned to this individual provider in the NPPES registry on October 11, 2005.

Where is John Ostuni located?

John Ostuni practices at 155 W Merrick Rd Ste 101, Freeport, NY 11520. The listed phone number is (516) 379-3139.

What is John Ostuni's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for John Ostuni was last updated on April 15, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.