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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LEON NESIS M.D.
NPI 1720344369
Surgery in Oyster Bay Cove, NY

Active since April 09, 2012
72 WOODLAND DRIVE, OYSTER BAY COVE, NY 11771(631) 455-0932 Get Directions Write a Review

NPPES record last updated: July 26, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Leon Nesis M.d. NPPES

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

DR. LEON NESIS M.D. (NPI 1720344369) is an individual surgery provider in Oyster Bay Cove, New York, licensed in New York (105623 PINIPG79357) and active in the NPI registry since April 2012.

NPPES Registry Identity

NPI1720344369
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. LEON NESISCredential: M.D.
Location Address72 WOODLAND DRIVEOyster Bay Cove, NY 11771
Mailing Address42 Lake Road ExtentionRichmond, MA 01254
Phone(631) 455-0932
Sole ProprietorYes
Enumeration DateApril 9, 2012
Last NPPES UpdateJuly 26, 2026
✔ NPI 1720344369 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in NY · 105623 PINIPG79357
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
72 WOODLAND DRIVE, Oyster Bay Cove, NY 11771
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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 Leon Nesis's NPI number?

The NPI number for Leon Nesis is 1720344369. It was assigned to this individual provider in the NPPES registry on April 9, 2012.

Where is Leon Nesis located?

Leon Nesis practices at 72 Woodland Drive, Oyster Bay Cove, NY 11771. The listed phone number is (631) 455-0932.

What is Leon Nesis's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

When was this NPI record last updated?

The NPPES record for Leon Nesis was last updated on July 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.