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DIANA S. LEU, MD, LLC
NPI 1427325620
Clinic/Center - Medical Specialty in Wayne, NJ

Active since November 16, 2011
330 RATZER RD STE D17, WAYNE, NJ 07470(973) 925-7077(973) 925-7078 Get Directions Write a Review

NPPES record last updated: January 15, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Diana S. Leu, Md, Llc NPPES

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

DIANA S. LEU, MD, LLC (NPI 1427325620) is a healthcare organization registered as a medical specialty in Wayne, New Jersey and active in the NPI registry since November 2011. The organization lists Diana Leu, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1427325620
Entity TypeOrganization
Primary Taxonomy261QM2500X
Legal Business NameDIANA S. LEU, MD, LLC
Location Address330 RATZER RD STE D17Wayne, NJ 07470-7704
Mailing Address330 Ratzer Rd Ste D17Wayne, NJ 07470-7704 · (973) 925-7077 · Fax (973) 925-7078
Phone(973) 925-7077
Fax(973) 925-7078
Organization SubpartNo
Authorized OfficialDiana LeuMedical Director · (973) 925-7077
Enumeration DateNovember 16, 2011
Last NPPES UpdateJanuary 15, 2021
NPPES CertifiedJanuary 15, 2021
✔ NPI 1427325620 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM2500X
License✔ Licensed in NJ · 25MA07922600
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).
330 RATZER RD STE D17, Wayne, NJ 07470
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diana S. Leu, 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 Diana S. Leu, MD, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Diana Leu, MD
Dermatology
NPI 1447263744
330 RATZER RD STE D17
Wayne, NJ 07470
(973) 925-7077
✔ 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 Diana S. Leu, MD, LLC's NPI number?

The NPI number for Diana S. Leu, MD, LLC is 1427325620. It was assigned to this organization in the NPPES registry on November 16, 2011.

Where is Diana S. Leu, MD, LLC located?

Diana S. Leu, MD, LLC is located at 330 Ratzer Rd Ste D17, Wayne, NJ 07470. The listed phone number is (973) 925-7077.

What is Diana S. Leu, MD, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Is Diana S. Leu, MD, LLC enrolled in Medicare?

Yes. Diana S. Leu, MD, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Diana S. Leu, MD, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Diana S. Leu, 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 Diana S. Leu, MD, LLC was last updated on January 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.