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

MR. MARK SAMUEL MANDELCORN MD
NPI 1013966944
Ophthalmology in Orchard Park, NY

Q: What is Mark Mandelcorn's NPI number?

The NPI number for Mark Mandelcorn is 1013966944. It was assigned to this individual provider in the NPPES registry on May 8, 2006.

Q: What is Mark Mandelcorn's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Mark Mandelcorn was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 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.

Active since May 08, 2006

301 STERLING DRIVE, ORCHARD PARK, NY 14127(716) 677-6500(716) 677-6507 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mr. Mark Samuel Mandelcorn Md NPPES

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

MR. MARK SAMUEL MANDELCORN MD (NPI 1013966944) is an individual ophthalmology provider in Orchard Park, New York, licensed in New York (188981) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1013966944

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameMR. MARK SAMUEL MANDELCORNCredential: MD

Location Address301 STERLING DRIVEOrchard Park, NY 14127-1570

Mailing Address301 Sterling DriveOrchard Park, NY 14127-1570 · (716) 677-6500 · Fax (716) 677-6507

Phone(716) 677-6500

Fax(716) 677-6507

Sole ProprietorNo

Enumeration DateMay 8, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1013966944 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in NY · 188981

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

301 STERLING DRIVE, Orchard Park, NY 14127

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Other Identifiers 3

Other000511371002NY · Health Now New York

Other0807246NY · Independent Health

Medicaid01843109NY

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 Mark Mandelcorn's NPI number?

The NPI number for Mark Mandelcorn is 1013966944. It was assigned to this individual provider in the NPPES registry on May 8, 2006.

Where is Mark Mandelcorn located?

Mark Mandelcorn practices at 301 Sterling Drive, Orchard Park, NY 14127. The listed phone number is (716) 677-6500.

What is Mark Mandelcorn's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

When was this NPI record last updated?

The NPPES record for Mark Mandelcorn was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 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.