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BLACKSTONE VALLEY CENTER FOR INTERNAL MEDICINE, INC
NPI 1659338655
Clinic/Center - Primary Care in Woonsocket, RI

Active since April 26, 2006CLIA 41D0857124 · Microscopy
191 SOCIAL ST, SUITE 840, WOONSOCKET, RI 02895(401) 762-2535(401) 762-2858 Get Directions Write a Review

NPPES record last updated: August 1, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Blackstone Valley Center For Internal Medicine, Inc NPPES

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

BLACKSTONE VALLEY CENTER FOR INTERNAL MEDICINE, INC (NPI 1659338655) is a healthcare organization registered as a primary care in Woonsocket, Rhode Island and active in the NPI registry since April 2006. The organization holds a CLIA Microscopy certificate valid through August 31, 2026 and lists Greigstone Montgomery Yearwood, President/physician, as its authorized official.

NPPES Registry Identity

NPI1659338655
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameBLACKSTONE VALLEY CENTER FOR INTERNAL MEDICINE, INC
Location Address191 SOCIAL ST, SUITE 840Woonsocket, RI 02895-3240
Mailing Address191 Social St, Suite 840Woonsocket, RI 02895-3240 · (401) 762-2535 · Fax (401) 762-2858
Phone(401) 762-2535
Fax(401) 762-2858
Organization SubpartNo
Authorized OfficialGreigstone Montgomery YearwoodPresident/physician · (401) 762-2535
Enumeration DateApril 26, 2006
Last NPPES UpdateAugust 1, 2007
✔ NPI 1659338655 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
191 SOCIAL ST, Woonsocket, RI 02895
Open in Google Maps ↗

Other Identifiers 1

Medicaid9020093RI

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 for Provider-Performed Microscopy Procedures (PPMP) 41D0857124

Blackstone Valley Cntr For Interal Med · Woonsocket, RI
Active · expires Aug 31, 2026
CLIA Number41D0857124
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorGreigstone M. Yearwood
Laboratory Phone(401) 658-3467
Laboratory LocationBlackstone Valley Cntr For Interal Med191 Social St #840, Woonsocket, RI 02895
CLIA data matches this NPI record on: Address
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 16

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

BRITTANY LEIGH O'MALLEY MS
Counselor (Mental Health)
191 SOCIAL ST
WOONSOCKET, RI 02895
Providence County (401) 356-1940
OCEAN STATE CARDIOVASCULAR AND VEIN CENTER, LLC
Specialist
191 SOCIAL ST
WOONSOCKET, RI 02895
Providence County (802) 233-8759
CHERYL A. LANDRY, O.D., J.D., P.C.
Eyewear Supplier
191 SOCIAL ST, SUITE 640
WOONSOCKET, RI 02895
Providence County (401) 762-2011
MRS. DONA M HARROWER LICSW, LCDP, RCS
Social Worker (Clinical)
191 SOCIAL ST, SUITE 430
WOONSOCKET, RI 02895
Providence County (401) 480-1165
UROLOGIC SPECIALISTS OF NEW ENGLAND, LLC
Urology
191 SOCIAL ST, 6TH FLOOR
WOONSOCKET, RI 02895
Providence County (401) 765-0628
NEERAJA NARAYANAN DMD
Dentist
191 SOCIAL ST, THUNDERMIST HEALTH CENTER
WOONSOCKET, RI 02895
Providence County (401) 767-4161
BLACKSTONE VALLEY CENTER FOR INTERNAL MEDICINE,INC.
Non-Pharmacy Dispensing Site
191 SOCIAL ST, SUITE 840
WOONSOCKET, RI 02895
Providence County (401) 762-2535
STACY MENDES LOPES CRNP
Nurse Practitioner (Family)
191 SOCIAL ST, STE 100
WOONSOCKET, RI 02895
Providence County (401) 597-6500

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 Blackstone Valley Center For Internal Medicine, Inc's NPI number?

The NPI number for Blackstone Valley Center For Internal Medicine, Inc is 1659338655. It was assigned to this organization in the NPPES registry on April 26, 2006.

Where is Blackstone Valley Center For Internal Medicine, Inc located?

Blackstone Valley Center For Internal Medicine, Inc is located at 191 Social St Suite 840, Woonsocket, RI 02895. The listed phone number is (401) 762-2535.

What is Blackstone Valley Center For Internal Medicine, Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Does Blackstone Valley Center For Internal Medicine, Inc hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 41D0857124) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Blackstone Valley Center For Internal Medicine, Inc was last updated on August 1, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.