SANJAY AGGARWAL, MD, LLC
NPI 1730377342
Internal Medicine in New Haven, CT

Active since October 09, 2007CLIA Certified · 3 labs
1427 CHAPEL ST, NEW HAVEN, CT 06511(203) 865-3880 Get Directions Write a Review

NPPES record last updated: October 9, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Sanjay Aggarwal, Md, Llc NPPES

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

SANJAY AGGARWAL, MD, LLC (NPI 1730377342) is a healthcare organization registered as an internal medicine in New Haven, Connecticut and active in the NPI registry since October 2007. The organization holds 3 active CLIA laboratory certificates and lists Sanjay Aggarwal, President, as its authorized official.

NPPES Registry Identity

NPI1730377342
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSANJAY AGGARWAL
Location Address1427 CHAPEL STNew Haven, CT 06511-4403
Mailing Address1427 Chapel StNew Haven, CT 06511-4403 · (203) 865-3880
Organization SubpartNo
Authorized OfficialSanjay AggarwalPresident · (203) 865-3880
Enumeration DateOctober 9, 2007
NPI 1730377342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CT · 036883
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.

1427 CHAPEL ST, New Haven, CT 06511

Other Names 1

Doing Business AsSanjay Aggarwal, Md, Llc

Other Identifiers 1

Medicare PINC03455CT

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

CLIA Laboratory Certificates CMS CLIA 3

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 07D0954402

Sanjay K Aggarwal MD LLC · New Haven, CT
Active · expires Nov 24, 2026
CLIA Number07D0954402
Laboratory TypePhysician Office
Certificate Effective DateNovember 25, 2024
Certificate Expiration DateNovember 24, 2026
Laboratory DirectorSanjay K. Aggarwal MD
Laboratory Phone(203) 865-3880
Laboratory LocationSanjay K Aggarwal MD LLC1427 Chapel Street, New Haven, CT 06511
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 07D2241855

Sanjay Aggarwal MD · West Haven, CT
Active · expires Nov 1, 2027
CLIA Number07D2241855
Laboratory TypePhysician Office
Certificate Effective DateNovember 2, 2025
Certificate Expiration DateNovember 1, 2027
Laboratory DirectorSanjay Aggarwal
Laboratory Phone(203) 865-3880
Laboratory LocationSanjay Aggarwal MD518 Derby Ave, West Haven, CT 06516
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Accreditation 07D2270900

Sanjay Aggarwal, MD, LLC · Milford, CT
Active · expires Jul 24, 2027
CLIA Number07D2270900
Laboratory TypePhysician Office
Certificate Effective DateJuly 25, 2025
Certificate Expiration DateJuly 24, 2027
Laboratory DirectorDr. Sanjay K. Arggawal
Laboratory Phone(203) 865-3880
Laboratory LocationSanjay Aggarwal, MD, LLC247 Broad St, Milford, CT 06460
CLIA data matches this NPI record on: Name Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
1427 CHAPEL ST
NEW HAVEN, CT 06511
Nurse Practitioner (Family)
1427 CHAPEL ST
NEW HAVEN, CT 06511
Clinic/Center (Urgent Care)
1427 CHAPEL ST
NEW HAVEN, CT 06511
Physician Assistant
1427 CHAPEL ST
NEW HAVEN, CT 06511
Internal Medicine
1427 CHAPEL ST
NEW HAVEN, CT 06511

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 Sanjay Aggarwal's NPI number?

The NPI number for Sanjay Aggarwal is 1730377342. It was assigned to this organization in the NPPES registry on October 9, 2007. The provider is doing business as Sanjay Aggarwal, MD, LLC.

Where is Sanjay Aggarwal located?

Sanjay Aggarwal is located at 1427 Chapel St, New Haven, CT 06511. The listed phone number is (203) 865-3880.

What is Sanjay Aggarwal's specialty?

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

Does Sanjay Aggarwal hold CLIA laboratory certificates?

Yes. 3 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Sanjay Aggarwal was last updated on October 9, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.