DR. JULIA SIEGEL BRETON M.D.
NPI 1912267915
Family Medicine - Geriatric Medicine in Cambridge, MA
About Dr. Julia Siegel Breton M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JULIA SIEGEL BRETON M.D. (NPI 1912267915) is an individual geriatric medicine provider in Cambridge, Massachusetts, licensed in Massachusetts (262662) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS, is affiliated with Medical College Of Virginia Hospitals, and is a graduate of Virginia Commonwealth University, School Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Julia Siegel Breton 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 Reassignment
Medicare enrollment records show Julia Breton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Richmond, VA 23298
- Reassigned Medicare billing, Virginia enrollment
- 2,481 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 7
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medical College Of Virginia Hospitals
Acute Care Hospitals · Richmond, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02141 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
CAMBRIDGE, MA 02141
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 Julia Breton's NPI number?
The NPI number for Julia Breton is 1912267915. It was assigned to this individual provider in the NPPES registry on May 23, 2012.
Where is Julia Breton located?
Julia Breton practices at 163 Gore St Elder Service Plan, Cambridge, MA 02141. The listed phone number is (617) 575-5850.
What is Julia Breton's specialty?
The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.
Is Julia Breton enrolled in Medicare?
Yes. Julia Breton 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 organization bills Medicare for Julia Breton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Julia Breton reassigns Medicare benefits to Mcv Associated Physicians (Richmond, VA). The 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 Julia Breton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Julia Breton accept?
Health plans from Oscar Health list Julia Breton 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 Julia Breton affiliated with any hospitals?
According to CMS data, Julia Breton is affiliated with Medical College Of Virginia Hospitals.
When was this NPI record last updated?
The NPPES record for Julia Breton was last updated on October 5, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. Julia Siegel Breton, M.D. · NPI 1912267915
Geriatric Medicine physician in Cambridge, Massachusetts. Individual provider, active in the CMS NPPES registry since May 23, 2012.
## Identity
- **NPI:** 1912267915 (Entity type: Individual)
- **Enumerated:** May 23, 2012
- **Primary specialty:** Family Medicine - Geriatric Medicine · taxonomy 207QG0300X
- **State license:** 262662 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 163 GORE ST, ELDER SERVICE PLAN, Cambridge, MA 02141-1119
- **Phone:** (617) 575-5850
## 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:** Mcv Associated Physicians (NPI 1710959457, Richmond, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Virginia Commonwealth University, School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** October 5, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1912267915) · Data from the CMS NPPES public registry.