MARILYN MAGUIRE NP
NPI 1770752487
Nurse Practitioner in Roxbury Crossing, MA
About Marilyn Maguire Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARILYN MAGUIRE NP (NPI 1770752487) is an individual nurse practitioner in Roxbury Crossing, Massachusetts, licensed in Massachusetts (137531) and active in the NPI registry since February 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Marilyn Maguire Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Marilyn Maguire reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02120 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.
ROXBURY CROSSING, MA 02120
ROXBURY CROSSING, MA 02120
ROXBURY CROSSING, MA 02120
BOSTON, MA 02120
ROXBURY CROSSING, MA 02120
BOSTON, MA 02120
ROXBURY CROSSING, MA 02120
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 Marilyn Maguire's NPI number?
The NPI number for Marilyn Maguire is 1770752487. It was assigned to this individual provider in the NPPES registry on February 27, 2008.
Where is Marilyn Maguire located?
Marilyn Maguire practices at 125 Parker Hill Ave, Roxbury Crossing, MA 02120. The listed phone number is (617) 754-5800.
What is Marilyn Maguire's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Marilyn Maguire enrolled in Medicare?
Yes. Marilyn Maguire is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Marilyn Maguire's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marilyn Maguire reassigns Medicare benefits to 2 organizations: The General Hospital Corporation (Boston, MA) and Massachusetts General Physicians Organization Inc (Boston, 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 Marilyn Maguire'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 Marilyn Maguire was last updated on February 23, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Marilyn Maguire, NP · NPI 1770752487
Nurse Practitioner physician in Roxbury Crossing, Massachusetts. Individual provider, active in the CMS NPPES registry since February 27, 2008.
## Identity
- **NPI:** 1770752487 (Entity type: Individual)
- **Enumerated:** February 27, 2008
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 137531 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 125 PARKER HILL AVE, Roxbury Crossing, MA 02120-2847
- **Phone:** (617) 754-5800
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): The General Hospital Corporation (NPI 1023049236, Boston, MA); Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 23, 2010
- **Other identifiers:** Other NP3188 (MA); Medicare PIN PENDING (MA); Medicaid 0394441 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1770752487) · Data from the CMS NPPES public registry.