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INTERNAL MEDICINE OF GREATER NEW HAVEN HR LLC
NPI 1912507450
Internal Medicine in Hamden, CT

Active since October 26, 2020CLIA Certified · 10 labs
1952 WHITNEY AVE, HAMDEN, CT 06517(203) 848-1803 Get Directions Write a Review

NPPES record last updated: March 17, 2021. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Mar 17, 2021, Oct 26, 2020 (2 updates tracked since 2020).

About Internal Medicine Of Greater New Haven Hr Llc NPPES

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

INTERNAL MEDICINE OF GREATER NEW HAVEN HR LLC (NPI 1912507450) is a healthcare organization registered as an internal medicine in Hamden, Connecticut and active in the NPI registry since October 2020. The organization holds 10 active CLIA laboratory certificates and lists Margaret Chustecka, Owner/managing, as its authorized official.

NPPES Registry Identity

NPI1912507450
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameINTERNAL MEDICINE OF GREATER NEW HAVEN HR LLC
Location Address1952 WHITNEY AVEHamden, CT 06517-1209
Mailing Address1952 Whitney AveHamden, CT 06517-1209 · (203) 848-1803 · Fax (203) 848-1777
Phone(203) 848-1803
Organization SubpartNo
Authorized OfficialMargaret ChusteckaOwner/managing · (203) 848-1803
Enumeration DateOctober 26, 2020
Last NPPES UpdateMarch 17, 20212 updates tracked since enumeration
NPPES CertifiedMarch 17, 2021
✔ NPI 1912507450 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.
1952 WHITNEY AVE, Hamden, CT 06517
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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

CLIA Laboratory Certificates CMS CLIA 10

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 07D2189807

Internal Medicine Of Greater New Haven · West Haven, CT
Active · expires Aug 5, 2028
CLIA Number07D2189807
Laboratory TypePhysician Office
Certificate Effective DateAugust 6, 2026
Certificate Expiration DateAugust 5, 2028
Laboratory DirectorMargaret Chustecka
Laboratory Phone(203) 848-1803
Laboratory LocationInternal Medicine Of Greater New Haven98 Elm St Ste 4, 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 Waiver 07D2306370

Internal Medicine Of Greater New Haven · Branford, CT
Active · expires Jun 16, 2028
CLIA Number07D2306370
Laboratory TypePhysician Office
Certificate Effective DateJune 17, 2026
Certificate Expiration DateJune 16, 2028
Laboratory DirectorMargaret Chustecka
Laboratory Phone(203) 848-1803
Laboratory LocationInternal Medicine Of Greater New Haven6-12 Business Park Dr, Ste 201, Branford, CT 06405
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 07D2341103

Internal Medicine Of Greater New Haven, LLC · New Haven, CT
Active · expires Mar 26, 2028
CLIA Number07D2341103
Laboratory TypePhysician Office
Certificate Effective DateMarch 27, 2026
Certificate Expiration DateMarch 26, 2028
Laboratory DirectorMargaret I. Chustecki
Laboratory Phone(203) 848-1803
Laboratory LocationInternal Medicine Of Greater New Haven, LLC666 George St, New Haven, CT 06511
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 07D2180491

Internal Medicine Of Greater New Haven · Meriden, CT
Active · expires Mar 15, 2028
CLIA Number07D2180491
Laboratory TypePhysician Office
Certificate Effective DateMarch 16, 2026
Certificate Expiration DateMarch 15, 2028
Laboratory DirectorMargaret Chustecka
Laboratory Phone(203) 848-1803
Laboratory LocationInternal Medicine Of Greater New Haven546 S Broad St Unit 4A, Meriden, CT 06450
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 07D2334632

Internal Medicine Of Greater New Haven · New Britain, CT
Active · expires Nov 24, 2027
CLIA Number07D2334632
Laboratory TypePhysician Office
Certificate Effective DateNovember 25, 2025
Certificate Expiration DateNovember 24, 2027
Laboratory DirectorMargaret I. Chustecka
Laboratory Phone(203) 848-1803
Laboratory LocationInternal Medicine Of Greater New Haven33 Lexington St, Ste 2A, New Britain, CT 06052
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 07D2099325

Internal Medicine Of Greater New Haven, LLC · Cheshire, CT
Active · expires Jul 23, 2027
CLIA Number07D2099325
Laboratory TypePhysician Office
Certificate Effective DateJuly 24, 2025
Certificate Expiration DateJuly 23, 2027
Laboratory DirectorMargaret Chustecka
Laboratory Phone(203) 848-1803
Laboratory LocationInternal Medicine Of Greater New Haven, LLC325 Highland Ave, Ste 102, Cheshire, CT 06410
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

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

MRS. LINDSEY RENEE PREO APRN
Nurse Practitioner (Family)
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 848-1803
DR. LEONARD E GRAUER MD
Internal Medicine (Cardiovascular Disease)
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 773-3055
JMM WELLNESS, LLC
Dietitian, Registered
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 641-3574
MARGARET CHUSTECKA INTERNAL MEDICINE OF GREATER NEW HAVEN
Internal Medicine
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 848-1803
JESSICA NURSICK
Physician Assistant
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 848-1803
ERIC LAGOY
Physical Therapist
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 672-9227
DR. JONATHAN A BRIER MD
Internal Medicine (Cardiovascular Disease)
1952 WHITNEY AVE
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 773-3055
EDWIN BERNABE APRN
Nurse Practitioner (Family)
1952 WHITNEY AVE, 3D
HAMDEN, CT 06517
South Central Connecticut Planning Region (203) 848-1803

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 Internal Medicine Of Greater New Haven Hr LLC's NPI number?

The NPI number for Internal Medicine Of Greater New Haven Hr LLC is 1912507450. It was assigned to this organization in the NPPES registry on October 26, 2020.

Where is Internal Medicine Of Greater New Haven Hr LLC located?

Internal Medicine Of Greater New Haven Hr LLC is located at 1952 Whitney Ave, Hamden, CT 06517. The listed phone number is (203) 848-1803.

What is Internal Medicine Of Greater New Haven Hr LLC's specialty?

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

Does Internal Medicine Of Greater New Haven Hr LLC hold CLIA laboratory certificates?

Yes. 10 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 Internal Medicine Of Greater New Haven Hr LLC was last updated on March 17, 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.