Blackstone Valley Center for Internal Medicine, Inc
NPI 1659338655 · Primary Care Clinic/Center · Woonsocket, RI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Blackstone Valley Center for Internal Medicine, Inc is a Primary Care Clinic/Center organization in Woonsocket, RI (NPI 1659338655).
Provider details
- NPI number
- 1659338655
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Greigstone Yearwood, President/Physician(401) 762-2535
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-26
- Last updated
- 2007-08-01
Frequently asked questions
- What is Blackstone Valley Center for Internal Medicine, Inc's NPI number?
- Blackstone Valley Center for Internal Medicine, Inc's National Provider Identifier (NPI) is 1659338655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Blackstone Valley Center for Internal Medicine, Inc?
- Blackstone Valley Center for Internal Medicine, Inc is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is Blackstone Valley Center for Internal Medicine, Inc located?
- Blackstone Valley Center for Internal Medicine, Inc's practice location on file with NPPES is 191 Social St, Woonsocket, RI 02895-3240.
- What is Blackstone Valley Center for Internal Medicine, Inc's phone number?
- The practice phone number listed in the NPPES registry for Blackstone Valley Center for Internal Medicine, Inc is (401) 762-2535.
- Does Blackstone Valley Center for Internal Medicine, Inc accept Medicare?
- Blackstone Valley Center for Internal Medicine, Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Blackstone Valley Center for Internal Medicine, Inc?
- The authorized official listed on Blackstone Valley Center for Internal Medicine, Inc's NPPES record is Greigstone Yearwood, President/Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Blackstone Valley Center for Internal Medicine, Inc's NPI active?
- Yes — Blackstone Valley Center for Internal Medicine, Inc's NPI (1659338655) is active in the NPPES registry as of the last update on 2007-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.