STONY BROOK PRIMARY CARE LLC
NPI 1790945160
Internal Medicine in North Chelmsford, MA

Active since June 10, 2008CLIA 22D1098600 · Waiver
20 RESEARCH PL, SUITE 100, NORTH CHELMSFORD, MA 01863(978) 446-9850(855) 283-4714 Get Directions Write a Review

NPPES record last updated: July 31, 2017. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 31, 2017, Mar 27, 2017 (2 updates tracked since 2017).

About Stony Brook Primary Care Llc NPPES

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

STONY BROOK PRIMARY CARE LLC (NPI 1790945160) is a healthcare organization registered as an internal medicine in North Chelmsford, Massachusetts and active in the NPI registry since June 2008. The organization holds a CLIA Waiver certificate valid through April 22, 2027 and lists Jessica Wieselquist, Owner/provider, as its authorized official.

NPPES Registry Identity

NPI1790945160
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSTONY BROOK PRIMARY CARE LLC
Location Address20 RESEARCH PL, SUITE 100North Chelmsford, MA 01863-2454
Mailing Address20 Research Pl, Suite 100North Chelmsford, MA 01863-2454 · (978) 446-9850 · Fax (855) 283-4714
Fax(855) 283-4714
Organization SubpartNo
Authorized OfficialJessica WieselquistOwner/provider · (978) 303-7179
Enumeration DateJune 10, 2008
Last NPPES UpdateJuly 31, 20172 updates tracked since enumeration
NPI 1790945160 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.

20 RESEARCH PL, North Chelmsford, MA 01863

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

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 22D1098600

Stony Brook Primary Care · North Chelmsford, MA
Active · expires Apr 22, 2027
CLIA Number22D1098600
Laboratory TypePhysician Office
Certificate Effective DateApril 23, 2025
Certificate Expiration DateApril 22, 2027
Laboratory DirectorJessica Wieselquist
Laboratory Phone(978) 446-9850
Laboratory LocationStony Brook Primary Care20 Research Place Suite 220, North Chelmsford, MA 01863
CLIA data matches this NPI record on: Address 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.

Surgery
20 RESEARCH PL, SUITE 100
NORTH CHELMSFORD, MA 01863
Internal Medicine
20 RESEARCH PL, SUITE 310
N CHELMSFORD, MA 01863
Internal Medicine
20 RESEARCH PL, SUITE 310
N CHELMSFORD, MA 01863
Internal Medicine
20 RESEARCH PL, SUITE 310
N CHELMSFORD, MA 01863
Internal Medicine
20 RESEARCH PL, SUITE 310
N CHELMSFORD, MA 01863
Nurse Practitioner (Family)
20 RESEARCH PL, SUITE 310
N CHELMSFORD, MA 01863
Nurse Practitioner
20 RESEARCH PL, SUITE 220
NORTH CHELMSFORD, MA 01863
Specialist
20 RESEARCH PL, SUITE 300
NORTH CHELMSFORD, MA 01863

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 Stony Brook Primary Care LLC's NPI number?

The NPI number for Stony Brook Primary Care LLC is 1790945160. It was assigned to this organization in the NPPES registry on June 10, 2008.

Where is Stony Brook Primary Care LLC located?

Stony Brook Primary Care LLC is located at 20 Research Pl Suite 100, North Chelmsford, MA 01863. The listed phone number is (978) 446-9850.

What is Stony Brook Primary Care LLC's specialty?

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

Does Stony Brook Primary Care LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 22D1098600) is associated with this NPI, valid through April 22, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Stony Brook Primary Care LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Stony Brook Primary Care LLC 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 Stony Brook Primary Care LLC was last updated on July 31, 2017. NPI Profile syncs with the weekly NPPES data releases published by CMS.