TZVI BLUESTONE M.D.
NPI 1891981734
Internal Medicine in Milford, MA
About Tzvi Bluestone M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TZVI BLUESTONE M.D. (NPI 1891981734) is an individual internal medicine provider in Milford, Massachusetts, licensed in Massachusetts (246088) and active in the NPI registry since September 2007. He is enrolled in Medicare PECOS, is affiliated with Milford Regional Medical Center, and maintains a secondary practice location in Sharon.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Tzvi Bluestone M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Tzvi Bluestone reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milford, MA 01757
- Reassigned Medicare billing, Massachusetts enrollment
- 238 clinicians in this Medicare group
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 clinicians in this Medicare group
Sharon, MA 02067
- Reassigned Medicare billing, Massachusetts enrollment
Fall River, MA 02721
- Reassigned Medicare billing, Massachusetts enrollment
- 317 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Milford Regional Medical Center
Acute Care Hospitals · Milford, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MAUmass Memorial Medical Center/University Campus
Acute Care Hospitals · Worcester, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01757 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
MILFORD, MA 01757
MILFORD, MA 01757
MILFORD, MA 01757
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 Tzvi Bluestone's NPI number?
The NPI number for Tzvi Bluestone is 1891981734. It was assigned to this individual provider in the NPPES registry on September 24, 2007.
Where is Tzvi Bluestone located?
Tzvi Bluestone practices at 14 Prospect St, Milford, MA 01757. The listed phone number is (508) 473-1190.
What is Tzvi Bluestone's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Tzvi Bluestone enrolled in Medicare?
Yes. Tzvi Bluestone is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Tzvi Bluestone's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tzvi Bluestone reassigns Medicare benefits to 4 organizations: Milford Regional Physician Group, Inc. (Milford, MA), Umass Memorial Medical Group Inc (Worcester, MA), Sharon Direct Care PLLC (Sharon, MA) and Prima Care, PC (Fall River, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tzvi Bluestone's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tzvi Bluestone accept?
Health plans from Taro Health list Tzvi Bluestone 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.
Is Tzvi Bluestone affiliated with any hospitals?
According to CMS data, Tzvi Bluestone is affiliated with Milford Regional Medical Center, Brigham And Women's Hospital, Faulkner Hospital-Brigham And Women's and Umass Memorial Medical Center/University Campus.
When was this NPI record last updated?
The NPPES record for Tzvi Bluestone was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.
# Tzvi Bluestone, M.D. · NPI 1891981734
Internal Medicine physician in Milford, Massachusetts. Individual provider, active in the CMS NPPES registry since September 24, 2007.
## Identity
- **NPI:** 1891981734 (Entity type: Individual)
- **Enumerated:** September 24, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 246088 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 14 PROSPECT ST, Milford, MA 01757-3003
- **Phone:** (508) 473-1190 · **Fax:** (508) 482-5416
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Milford Regional Physician Group, Inc. (NPI 1285031039, Milford, MA); Umass Memorial Medical Group Inc (NPI 1760445373, Worcester, MA); Sharon Direct Care PLLC (NPI 1053064535, Sharon, MA); Prima Care, PC (NPI 1265422596, Fall River, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** August 5, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1891981734) · Data from the CMS NPPES public registry.