RENE A UMANZOR MD
NPI 1508890708
Internal Medicine in Leominster, MA
About Rene A Umanzor Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RENE A UMANZOR MD (NPI 1508890708) is an individual internal medicine provider in Leominster, Massachusetts, licensed in Massachusetts (151147) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Sturdy Memorial Hospital, and maintains a secondary practice location in New Bedford.
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
Rene A Umanzor Md 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 Rene Umanzor reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 clinicians in this Medicare group
Methuen, MA 01844
- Reassigned Medicare billing, Massachusetts enrollment
- 258 clinicians in this Medicare group
Attleboro, MA 02703
- Reassigned Medicare billing, Massachusetts enrollment
- 63 clinicians in this Medicare group
Fairhaven, MA 02719
- Reassigned Medicare billing, Massachusetts enrollment
- 1,144 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 5
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.
Sturdy Memorial Hospital
Acute Care Hospitals · Attleboro, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MARhode Island Hospital
Acute Care Hospitals · Providence, RIThe Miriam Hospital
Acute Care Hospitals · Providence, RIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01453 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
LEOMINSTER, MA 01453
LEOMINSTER, MA 01453
LEOMINSTER, MA 01453
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 Rene Umanzor's NPI number?
The NPI number for Rene Umanzor is 1508890708. It was assigned to this individual provider in the NPPES registry on July 11, 2006.
Where is Rene Umanzor located?
Rene Umanzor practices at 60 Hospital Rd, Leominster, MA 01453. The listed phone number is (978) 465-4169.
What is Rene Umanzor's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Rene Umanzor enrolled in Medicare?
Yes. Rene Umanzor 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 Rene Umanzor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rene Umanzor reassigns Medicare benefits to 4 organizations: Umass Memorial Medical Group Inc (Worcester, MA), Lawrence General Hospital (Methuen, MA), Sturdy Health Inc (Attleboro, MA) and Southcoast Physicians Group, Inc. (Fairhaven, 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 Rene Umanzor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rene Umanzor accept?
Health plans from Taro Health list Rene Umanzor 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 Rene Umanzor affiliated with any hospitals?
According to CMS data, Rene Umanzor is affiliated with Sturdy Memorial Hospital, Brigham And Women's Hospital, Rhode Island Hospital and The Miriam Hospital.
When was this NPI record last updated?
The NPPES record for Rene Umanzor was last updated on January 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.
# Rene A Umanzor, MD · NPI 1508890708
Internal Medicine physician in Leominster, Massachusetts. Individual provider, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1508890708 (Entity type: Individual)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 151147 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 60 HOSPITAL RD, Leominster, MA 01453-2205
- **Phone:** (978) 465-4169 · **Fax:** (978) 466-4017
## 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): Umass Memorial Medical Group Inc (NPI 1760445373, Worcester, MA); Lawrence General Hospital (NPI 1922514744, Methuen, MA); Sturdy Health Inc (NPI 1063866176, Attleboro, MA); Southcoast Physicians Group, Inc. (NPI 1861830143, Fairhaven, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** January 22, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1508890708) · Data from the CMS NPPES public registry.