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THOMAS J CASSIDY MD LLC
NPI 1811486368
Internal Medicine in Edison, NJ

Active since May 09, 2018
3910 PARK AVE STE 8, EDISON, NJ 08820(732) 767-3130(732) 767-3134 Get Directions Write a Review

NPPES record last updated: May 9, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Thomas J Cassidy Md Llc NPPES

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

THOMAS J CASSIDY MD LLC (NPI 1811486368) is a healthcare organization registered as an internal medicine in Edison, New Jersey and active in the NPI registry since May 2018. The organization lists Ann Marie Ferrante, Practice Admin, as its authorized official.

NPPES Registry Identity

NPI1811486368
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameTHOMAS J CASSIDY MD LLC
Location Address3910 PARK AVE STE 8Edison, NJ 08820-3062
Mailing Address3910 Park Ave Ste 8Edison, NJ 08820-3062 · (732) 767-3130 · Fax (732) 767-3134
Phone(732) 767-3130
Fax(732) 767-3134
Organization SubpartNo
Authorized OfficialAnn Marie FerrantePractice Admin · (732) 767-3130
Enumeration DateMay 9, 2018
✔ NPI 1811486368 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3910 PARK AVE STE 8, Edison, NJ 08820
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Thomas J Cassidy Md Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Thomas J Cassidy MD LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Thomas Cassidy, MD
Internal Medicine
NPI 1174612295
3910 PARK AVE SUITE 8
Edison, NJ 08820
(732) 767-3130
✔ 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.

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 Thomas J Cassidy MD LLC's NPI number?

The NPI number for Thomas J Cassidy MD LLC is 1811486368. It was assigned to this organization in the NPPES registry on May 9, 2018.

Where is Thomas J Cassidy MD LLC located?

Thomas J Cassidy MD LLC is located at 3910 Park Ave Ste 8, Edison, NJ 08820. The listed phone number is (732) 767-3130.

What is Thomas J Cassidy MD LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Thomas J Cassidy MD LLC enrolled in Medicare?

Yes. Thomas J Cassidy MD LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Thomas J Cassidy MD LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Thomas J Cassidy MD 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Thomas J Cassidy MD LLC was last updated on May 9, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.