MARGERY B BRENNER MD
NPI 1548291388
Anesthesiology in Newton, MA
About Margery B Brenner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGERY B BRENNER MD (NPI 1548291388) is an individual anesthesiology provider in Newton, Massachusetts, licensed in Massachusetts (49518) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Yale University School Of Medicine (1977).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
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
Margery B Brenner 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
3Medicare enrollment records show Margery Brenner reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newton, MA 02462
- Reassigned Medicare billing, Massachusetts enrollment
- 116 clinicians in this Medicare group
Stoneham, MA 02180
- Reassigned Medicare billing, Massachusetts enrollment
- 65 clinicians in this Medicare group
Andover, MA 01810
- Reassigned Medicare billing, Massachusetts enrollment
- 19 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 3
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.
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.
NEWTON, MA 02462
NEWTON, MA 02462
NEWTON, MA 02462
NEWTON, MA 02462
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 Margery Brenner's NPI number?
The NPI number for Margery Brenner is 1548291388. It was assigned to this individual provider in the NPPES registry on July 6, 2006. The provider is also known as Margery Buck.
Where is Margery Brenner located?
Margery Brenner practices at 2014 Washington St Dept Of Anesthesia, Newton, MA 02462. The listed phone number is (617) 243-6298.
What is Margery Brenner's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Margery Brenner enrolled in Medicare?
Yes. Margery Brenner 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 Margery Brenner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margery Brenner reassigns Medicare benefits to 3 organizations: Commonwealth Anesthesia Associates, Inc (Newton, MA), Dha Endoscopy LLC (Stoneham, MA) and Ivs Anesthesia, LLC (Andover, 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 Margery Brenner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Margery Brenner was last updated on July 8, 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.
# Margery B Brenner, MD · NPI 1548291388
Anesthesiology physician in Newton, Massachusetts. Individual provider, active in the CMS NPPES registry since July 6, 2006.
## Identity
- **NPI:** 1548291388 (Entity type: Individual)
- **Enumerated:** July 6, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 49518 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 2014 WASHINGTON ST, DEPT OF ANESTHESIA, Newton, MA 02462
- **Phone:** (617) 243-6298 · **Fax:** (617) 243-6184
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Commonwealth Anesthesia Associates, Inc (NPI 1184645194, Newton, MA); Dha Endoscopy LLC (NPI 1851921555, Stoneham, MA); Ivs Anesthesia, LLC (NPI 1740440163, Andover, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 1977
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicaid 6167098 (MA); Medicare ID-Type Unspecified BRB10032; Medicare UPIN B72689
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Source: [NPI Profile](https://npiprofile.com/npi/1548291388) · Data from the CMS NPPES public registry.