MARGARET ANNE GILFILLAN MD
NPI 1750698569
Pediatrics - Neonatal-Perinatal Medicine in Philadelphia, PA
About Margaret Anne Gilfillan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET ANNE GILFILLAN MD (NPI 1750698569) is an individual neonatal-perinatal medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD448216) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.
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 (PECOS)
Margaret Anne Gilfillan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Margaret Gilfillan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Philadelphia, PA 19134
- Reassigned Medicare billing, Pennsylvania enrollment
- 479 clinicians in this Medicare group
Phoenixville, PA 19460
- Reassigned Medicare billing, Pennsylvania enrollment
- 529 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.
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.
PHILADELPHIA, PA 19134
PHILADELPHIA, PA 19134
PHILADELPHIA, PA 19134
PHILADELPHIA, PA 19134
PHILADELPHIA, PA 19134
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 Margaret Gilfillan's NPI number?
The NPI number for Margaret Gilfillan is 1750698569. It was assigned to this individual provider in the NPPES registry on September 1, 2010.
Where is Margaret Gilfillan located?
Margaret Gilfillan practices at 160 E Erie Ave St Christopher's Hospital For Children, Philadelphia, PA 19134. The listed phone number is (215) 762-7000.
What is Margaret Gilfillan's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Margaret Gilfillan enrolled in Medicare?
Yes. Margaret Gilfillan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Margaret Gilfillan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Gilfillan reassigns Medicare benefits to 2 organizations: Stc Pediatrics LLC (Philadelphia, PA) and Phoenixville Clinic Company LLC (Phoenixville, PA). 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 Margaret Gilfillan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Gilfillan accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Margaret Gilfillan 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 Margaret Gilfillan was last updated on May 21, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Margaret Anne Gilfillan, MD · NPI 1750698569
Neonatal-Perinatal Medicine physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since September 1, 2010.
## Identity
- **NPI:** 1750698569 (Entity type: Individual)
- **Enumerated:** September 1, 2010
- **Primary specialty:** Pediatrics - Neonatal-Perinatal Medicine · taxonomy 2080N0001X
- **State license:** MD448216 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 160 E ERIE AVE, ST CHRISTOPHER'S HOSPITAL FOR CHILDREN, Philadelphia, PA 19134-1011
- **Phone:** (215) 762-7000
## 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): Stc Pediatrics LLC (NPI 1346884574, Philadelphia, PA); Phoenixville Clinic Company LLC (NPI 1275173957, Phoenixville, PA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 21, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1750698569) · Data from the CMS NPPES public registry.