1. Home
  2. Directory
  3. New Jersey
  4. Somerville
  5. Surgery
  6. NPI Profile

SOMERSET SURGICAL ASSOCIATES,LLC
NPI 1538414719
Surgery - Vascular Surgery in Somerville, NJ

Active since July 13, 2012CLIA 31D2051196 · Waiver
30 REHILL AVE, SUITE 3400, SOMERVILLE, NJ 08876(908) 725-2400(908) 927-8990 Get Directions Write a Review

NPPES record last updated: April 3, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Somerset Surgical Associates,llc NPPES

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

SOMERSET SURGICAL ASSOCIATES,LLC (NPI 1538414719) is a healthcare organization registered as a vascular surgery in Somerville, New Jersey and active in the NPI registry since July 2012. The organization holds a CLIA Waiver certificate valid through December 13, 2026 and lists Cynthia Lee, President, as its authorized official.

NPPES Registry Identity

NPI1538414719
Entity TypeOrganization
Primary Taxonomy2086S0129X
Legal Business NameSOMERSET SURGICAL ASSOCIATES,LLC
Location Address30 REHILL AVE, SUITE 3400Somerville, NJ 08876-2500
Mailing Address30 Rehill Ave, Suite 3400Somerville, NJ 08876-2500 · (908) 725-2400 · Fax (908) 927-8990
Phone(908) 725-2400
Fax(908) 927-8990
Organization SubpartNo
Authorized OfficialCynthia LeePresident · (908) 725-2400
Enumeration DateJuly 13, 2012
Last NPPES UpdateApril 3, 2023
NPPES CertifiedApril 3, 2023
✔ NPI 1538414719 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySurgery · Vascular SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0129X
Definition
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
Also ListedSurgeryTaxonomy 208600000X
Also ListedSurgery · Surgical OncologyTaxonomy 2086X0206X
30 REHILL AVE, Somerville, NJ 08876
Open in Google Maps ↗

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)

Somerset Surgical Associates,llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to Somerset Surgical Associates,llc, which bills Medicare for the services they deliver. Of these, 7 practice at this address. They are listed nearest first.

Clinicians, nearest first (7)

Gunaseelan Ambrose, MD
General Surgery
NPI 1841290517
30 REHILL AVE SUITE 3300
Somerville, NJ 08876
(908) 927-8994
✔ PECOSSame address
Sarah Bryczkowski, MD
General Surgery
NPI 1427375328
30 REHILL AVE STE 3400
Somerville, NJ 08876
(908) 725-2400
✔ PECOS✔ Accepts MedicareSame address
Cynthia Lee, MD
General Surgery
NPI 1336191808
30 REHILL AVENUE SUITE 3400
Somerville, NJ 08876
(908) 725-2400
✔ PECOS✔ Accepts MedicareSame address
Pooja Patel, MD
General Surgery
NPI 1437646684
30 REHILL AVE STE 3400
Somerville, NJ 08876
(908) 725-2400
✔ PECOS✔ Accepts MedicareSame address
William Sugarmann, M.D.
General Surgery
NPI 1982717880
30 REHILL AVE SUITE 3300
Somerville, NJ 08876
(908) 927-8994
✔ PECOSSame address
Obi Imegwu, MD
General Practice
NPI 1043261001
30 REHILL AVENUE SUITE 3400
Somerville, NJ 08876
(908) 725-2400
✔ PECOS✔ Accepts MedicareSame address
Thangamani Seenivasan, MD
General Surgery
NPI 1083665053
30 REHILL AVENUE SUITE 3400
Somerville, NJ 08876
(908) 725-2400
✔ PECOS✔ Accepts MedicareSame address

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 31D2051196

Somerset Surgical Associates, LLC · Somerville, NJ
Active · expires Dec 13, 2026
CLIA Number31D2051196
Laboratory TypePhysician Office
Certificate Effective DateDecember 14, 2024
Certificate Expiration DateDecember 13, 2026
Laboratory DirectorCynthia Lee
Laboratory Phone(908) 725-2400
Laboratory LocationSomerset Surgical Associates, LLC30 Rehill Ave, Site 3400, Somerville, NJ 08876
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Somerset Surgical Associates,llc's NPI number?

The NPI number for Somerset Surgical Associates,llc is 1538414719. It was assigned to this organization in the NPPES registry on July 13, 2012.

Where is Somerset Surgical Associates,llc located?

Somerset Surgical Associates,llc is located at 30 Rehill Ave Suite 3400, Somerville, NJ 08876. The listed phone number is (908) 725-2400.

What is Somerset Surgical Associates,llc's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Is Somerset Surgical Associates,llc enrolled in Medicare?

Yes. Somerset Surgical Associates,llc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Somerset Surgical Associates,llc?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians in 2 Medicare specialties reassign their Medicare billing to Somerset Surgical Associates,llc. 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. The largest specialties are General Surgery (6) and General Practice (1). Of these, 7 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Somerset Surgical Associates,llc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 31D2051196) is associated with this NPI, valid through December 13, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Somerset Surgical Associates,llc was last updated on April 3, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.