ELLEN A MCGRATH PNP
NPI 1376802751
Nurse Practitioner - Pediatrics in Boston, MA

Active since May 07, 2012PECOS Enrolled
300 LONGWOOD AVE, 10 EAST, BOSTON, MA 02115(617) 851-1982 Get Directions Write a Review

NPPES record last updated: May 7, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ellen A Mcgrath Pnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELLEN A MCGRATH PNP (NPI 1376802751) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (215887) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376802751
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameELLEN A MCGRATHCredential: PNP
Location Address300 LONGWOOD AVE, 10 EASTBoston, MA 02115-5724
Mailing Address300 Longwood Ave, 10 EastBoston, MA 02115-5724 · (617) 851-1982
Sole ProprietorYes
Enumeration DateMay 7, 2012
✔ NPI 1376802751 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in MA · 215887
300 LONGWOOD AVE, Boston, MA 02115

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ellen A Mcgrath Pnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ellen Mcgrath reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pediatrics
300 LONGWOOD AVE
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 1,358 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 02115 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115

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 Ellen Mcgrath's NPI number?

The NPI number for Ellen Mcgrath is 1376802751. It was assigned to this individual provider in the NPPES registry on May 7, 2012.

Where is Ellen Mcgrath located?

Ellen Mcgrath practices at 300 Longwood Ave 10 East, Boston, MA 02115. The listed phone number is (617) 851-1982.

What is Ellen Mcgrath's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Ellen Mcgrath enrolled in Medicare?

Yes. Ellen Mcgrath is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ellen Mcgrath's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Mcgrath reassigns Medicare benefits to Children's Hospital Pediatric Associates, Inc (Boston, MA). 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 Ellen Mcgrath's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ellen Mcgrath accept?

Health plans from Taro Health list Ellen Mcgrath 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.

When was this NPI record last updated?

The NPPES record for Ellen Mcgrath was last updated on May 7, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.