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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. MARK SLOVIN D.D.S
NPI 1568403145
Dentist - General Practice in Islip, NY

Active since June 08, 2006
61 NASSAU AVE, ISLIP, NY 11751(631) 581-0417 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Mark Slovin D.d.s NPPES

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

DR. MARK SLOVIN D.D.S (NPI 1568403145) is an individual general practice provider in Islip, New York, licensed in New York (29585) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1568403145
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. MARK SLOVINCredential: D.D.S
Location Address61 NASSAU AVEIslip, NY 11751-3607
Mailing Address61 Nassau AveIslip, NY 11751-3607 · (631) 581-0417
Phone(631) 581-0417
Sole ProprietorNo
Enumeration DateJune 8, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1568403145 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in NY · 29585
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
61 NASSAU AVE, Islip, NY 11751
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Other Providers at the Same Location NPPES

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

DR. KIMBERLY KERRY JUSTUS-TAUER DDS
Dentist (General Practice)
61 NASSAU AVE
ISLIP, NY 11751
Suffolk County (631) 277-5099

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 Slovin's NPI number?

The NPI number for Mark Slovin is 1568403145. It was assigned to this individual provider in the NPPES registry on June 8, 2006.

Where is Mark Slovin located?

Mark Slovin practices at 61 Nassau Ave, Islip, NY 11751. The listed phone number is (631) 581-0417.

What is Mark Slovin's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Mark Slovin 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 21 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.