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PLAINSBORO MEDICAL ASSOCIATES PA
NPI 1386966760
Internal Medicine in Plainsboro, NJ

Active since February 25, 2010
5 SCHALKS CROSSING RD, SUITE 228, PLAINSBORO, NJ 08536(609) 716-4800 Get Directions Write a Review

NPPES record last updated: October 6, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Plainsboro Medical Associates Pa NPPES

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

PLAINSBORO MEDICAL ASSOCIATES PA (NPI 1386966760), doing business as Windsor Medical Group, is a healthcare organization registered as an internal medicine in Plainsboro, New Jersey and active in the NPI registry since February 2010. The organization lists Zhuping Chang Karaisz, President, as its authorized official.

NPPES Registry Identity

NPI1386966760
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePLAINSBORO MEDICAL ASSOCIATES PA
Location Address5 SCHALKS CROSSING RD, SUITE 228Plainsboro, NJ 08536-1620
Mailing Address5 Schalks Crossing Rd, Suite 228Plainsboro, NJ 08536-1620 · (609) 716-4800
Phone(609) 716-4800
Organization SubpartNo
Authorized OfficialZhuping Chang KaraiszPresident · (609) 716-4800
Enumeration DateFebruary 25, 2010
Last NPPES UpdateOctober 6, 2010
✔ NPI 1386966760 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NJ · MA71056
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.
5 SCHALKS CROSSING RD, Plainsboro, NJ 08536
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Other Names 1

Former Legal Business NameWindsor Medical Group

Other Identifiers 2

Medicare UPIN062574NJ
Medicaid8352101NJ

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Plainsboro Medical Associates Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Plainsboro Medical Associates PA, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Xiaomei Chen, MD
Internal Medicine
NPI 1982767828
5 SCHALKS CROSSING RD SUITE 228
Plainsboro, NJ 08536
(609) 716-4800
✔ PECOS✔ Accepts Medicare0.9 mi
Zhuping Chang, M.D.
Internal Medicine
NPI 1255306775
3 MARKET ST STE 422
Plainsboro, NJ 08536
(609) 275-5000
✔ PECOS✔ Accepts Medicare1.1 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 Plainsboro Medical Associates PA's NPI number?

The NPI number for Plainsboro Medical Associates PA is 1386966760. It was assigned to this organization in the NPPES registry on February 25, 2010. The provider was formerly known as Windsor Medical Group.

Where is Plainsboro Medical Associates PA located?

Plainsboro Medical Associates PA is located at 5 Schalks Crossing Rd Suite 228, Plainsboro, NJ 08536. The listed phone number is (609) 716-4800.

What is Plainsboro Medical Associates PA's specialty?

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

Is Plainsboro Medical Associates PA enrolled in Medicare?

Yes. Plainsboro Medical Associates PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Plainsboro Medical Associates PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Internal Medicine, reassign their Medicare billing to Plainsboro Medical Associates PA. 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, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Plainsboro Medical Associates PA accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Plainsboro Medical Associates PA as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Plainsboro Medical Associates PA was last updated on October 6, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.