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MEDICAL SERVICES OF UNIONDALE, PC
NPI 1457963241
Internal Medicine - Gastroenterology in Uniondale, NY

Active since August 21, 2020
106 CHARLES LINDBERGH BLVD STE B, UNIONDALE, NY 11553(516) 248-3737(866) 540-1163 Get Directions Write a Review

NPPES record last updated: July 8, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 8, 2022, Aug 21, 2020 (2 updates tracked since 2020).

About Medical Services Of Uniondale, Pc NPPES

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

MEDICAL SERVICES OF UNIONDALE, PC (NPI 1457963241) is a healthcare organization registered as a gastroenterology in Uniondale, New York and active in the NPI registry since August 2020. The organization maintains 3 additional practice locations and lists Michele L Cusack, Senior Vice President & Cfo, as its authorized official.

NPPES Registry Identity

NPI1457963241
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameMEDICAL SERVICES OF UNIONDALE, PC
Location Address106 CHARLES LINDBERGH BLVD STE BUniondale, NY 11553-3632
Mailing Address106 Charles Lindbergh Blvd Ste BUniondale, NY 11553-3632 · (516) 248-3737 · Fax (866) 540-1163
Phone(516) 248-3737
Fax(866) 540-1163
Organization SubpartNo
Authorized OfficialMichele L CusackSenior Vice President & Cfo · (516) 321-6058
Enumeration DateAugust 21, 2020
Last NPPES UpdateJuly 8, 20222 updates tracked since enumeration
NPPES CertifiedJuly 8, 2022
✔ NPI 1457963241 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
106 CHARLES LINDBERGH BLVD STE B, Uniondale, NY 11553
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Secondary Practice Locations 3

Location 1300 Community DrManhasset, NY 11030-3816 · Phone (516) 562-0100 · Fax (866) 540-1163
Location 2106 Charles Lindbergh Blvd Ste CUniondale, NY 11553-3632 · Phone (516) 794-1868 · Fax (516) 794-1627
Location 3259 1st StMineola, NY 11501-3957 · Phone (516) 663-4944 · Fax (302) 613-2344

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Medical Services Of Uniondale, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

10

Medicare enrollment records show 10 clinicians reassign Medicare billing to Medical Services Of Uniondale, PC, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 9 within 10 miles. They are listed nearest first.

Clinicians, nearest first (10)

Umair Nasir, DO
Gastroenterology
NPI 1780172445
106 CHARLES LINDBERGH BLVD
Uniondale, NY 11553
(866) 248-3737
✔ PECOS✔ Accepts MedicareSame address
Cassandra Sanossian, MD, RD
Gastroenterology
NPI 1639531692
106 CHARLES LINDBERGH BLVD
Uniondale, NY 11553
(516) 248-3737
✔ PECOS✔ Accepts MedicareSame address
Vikram Singh, MD
Gastroenterology
NPI 1336550524
106 CHARLES LINDBERGH BLVD STE B
Uniondale, NY 11553
(516) 248-3737
✔ PECOS✔ Accepts MedicareSame address
Jennifer Slane, D.O.
Gastroenterology
NPI 1336401371
106 CHARLES LINDBERGH BLVD
Uniondale, NY 11553
(516) 248-3737
✔ PECOS✔ Accepts MedicareSame address
Perry Gould, M.D.
Gastroenterology
NPI 1205940939
1103 STEWART AVE SUITE 300
Garden City, NY 11530
(516) 248-3737
✔ PECOS✔ Accepts Medicare0.8 mi
Felice Mirsky, M.D.
Gastroenterology
NPI 1821102583
1103 STEWART AVE
Garden City, NY 11530
(516) 248-3737
✔ PECOS✔ Accepts Medicare0.8 mi
Andrew Rosenberg, M.D.
Gastroenterology
NPI 1518071265
1103 STEWART AVE
Garden City, NY 11530
(516) 248-3737
✔ PECOS✔ Accepts Medicare0.8 mi
Leonard Stein, M.D.
Gastroenterology
NPI 1700990272
1103 STEWART AVE
Garden City, NY 11530
(516) 248-3737
✔ PECOS✔ Accepts Medicare0.8 mi
Eugene Sullivan, D.O.
Gastroenterology
NPI 1083633408
1103 STEWART AVE
Garden City, NY 11530
(516) 248-3737
✔ PECOS✔ Accepts Medicare0.8 mi
Benjamin Stern, DO
Gastroenterology
NPI 1548656515
500 UNIVERSITY DR
Hershey, PA 17033
(717) 531-4950
✔ PECOS✔ Accepts Medicare165 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Medical Services Of Uniondale, PC's NPI number?

The NPI number for Medical Services Of Uniondale, PC is 1457963241. It was assigned to this organization in the NPPES registry on August 21, 2020.

Where is Medical Services Of Uniondale, PC located?

Medical Services Of Uniondale, PC is located at 106 Charles Lindbergh Blvd Ste B, Uniondale, NY 11553. The listed phone number is (516) 248-3737.

What is Medical Services Of Uniondale, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Medical Services Of Uniondale, PC enrolled in Medicare?

Yes. Medical Services Of Uniondale, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Medical Services Of Uniondale, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 10 clinicians, all in Gastroenterology, reassign their Medicare billing to Medical Services Of Uniondale, PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 4 practice at this address and 9 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Medical Services Of Uniondale, PC was last updated on July 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.