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PETER LONTAI MD LLC
NPI 1689561409
Internal Medicine in Elizabeth, NJ

Active since June 23, 2025CLIA 31D0952334 · Waiver
76 ELMORA AVE, ELIZABETH, NJ 07202(908) 289-4227 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Peter Lontai Md Llc NPPES

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

PETER LONTAI MD LLC (NPI 1689561409) is a healthcare organization registered as an internal medicine in Elizabeth, New Jersey and active in the NPI registry since June 2025. The organization holds a CLIA Waiver certificate valid through October 8, 2028 and lists Peter Lontai, President, as its authorized official.

NPPES Registry Identity

NPI1689561409
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePETER LONTAI MD LLC
Location Address76 ELMORA AVEElizabeth, NJ 07202-1630
Mailing Address32 Christy DrWarren, NJ 07059-6804 · (908) 578-3992 · Fax (908) 289-8871
Phone(908) 289-4227
Organization SubpartNo
Authorized OfficialPeter LontaiPresident · (908) 578-3992
Enumeration DateJune 23, 2025
NPPES CertifiedJune 23, 2025
✔ NPI 1689561409 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.
76 ELMORA AVE, Elizabeth, NJ 07202
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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)

Peter Lontai Md Llc 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 Peter Lontai MD LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Lisa Lontai, NP
Nurse Practitioner
NPI 1164027447
76 ELMORA AVE
Elizabeth, NJ 07202
(908) 578-3992
✔ PECOSSame address
Peter Lontai, MD
Internal Medicine
NPI 1821192030
171 ELMORA AVE
Elizabeth, NJ 07202
(908) 289-6227
✔ PECOS✔ Accepts Medicare0.3 mi

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 31D0952334

Peter Lontai MD · Elizabeth, NJ
Active · expires Oct 8, 2028
CLIA Number31D0952334
Laboratory TypePhysician Office
Certificate Effective DateOctober 9, 2026
Certificate Expiration DateOctober 8, 2028
Laboratory DirectorPeter Lontai MD
Laboratory Phone(908) 289-4227
Laboratory LocationPeter Lontai MD76 Elmora Avenue, Elizabeth, NJ 07202
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 Peter Lontai MD LLC's NPI number?

The NPI number for Peter Lontai MD LLC is 1689561409. It was assigned to this organization in the NPPES registry on June 23, 2025.

Where is Peter Lontai MD LLC located?

Peter Lontai MD LLC is located at 76 Elmora Ave, Elizabeth, NJ 07202. The listed phone number is (908) 289-4227.

What is Peter Lontai MD LLC's specialty?

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

Is Peter Lontai MD LLC enrolled in Medicare?

Yes. Peter Lontai MD LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Peter Lontai MD LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Peter Lontai MD LLC, in Internal Medicine and Nurse Practitioner. 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, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Peter Lontai MD LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 31D0952334) is associated with this NPI, valid through October 8, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Peter Lontai MD LLC was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.