DR. MARGARET-ANNE MCGIBBON FERNANDEZ M.D.
NPI 1609059005
Pediatrics in Falls Church, VA
About Dr. Margaret-anne Mcgibbon Fernandez M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARGARET-ANNE MCGIBBON FERNANDEZ M.D. (NPI 1609059005) is an individual pediatrics provider in Falls Church, Virginia, licensed in Virginia (0101257526) and active in the NPI registry since December 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Margaret-anne Mcgibbon Fernandez M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Margaret-anne Fernandez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Falls Church, VA 22044
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- Also billed through NPI 1134117393 (Virginia)
- 1,150 clinicians in this Medicare group
Falls Church, VA 22042
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- Also billed through NPI 1588717755 (Virginia)
- 2,618 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 22042 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 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FALLS CHURCH, VA 22042
FALLS CHURCH, VA 22042
FALLS CHURCH, VA 22042
FALLS CHURCH, VA 22042
FALLS CHURCH, VA 22042
FALLS CHURCH, VA 22042
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-anne Fernandez's NPI number?
The NPI number for Margaret-anne Fernandez is 1609059005. It was assigned to this individual provider in the NPPES registry on December 10, 2007.
Where is Margaret-anne Fernandez located?
Margaret-anne Fernandez practices at 6400 Arlington Blvd. Suite 200, Falls Church, VA 22042. The listed phone number is (703) 531-3100.
What is Margaret-anne Fernandez's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Margaret-anne Fernandez enrolled in Medicare?
Yes. Margaret-anne Fernandez is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Margaret-anne Fernandez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret-anne Fernandez reassigns Medicare benefits to 2 organizations: Emergency Medicine Associates P.A., P.C. (Falls Church, VA) and Inova Health Care Services (Falls Church, VA). 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-anne Fernandez'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 Margaret-anne Fernandez was last updated on March 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Margaret-Anne Mcgibbon Fernandez, M.D. · NPI 1609059005
Pediatrics physician in Falls Church, Virginia. Individual provider, active in the CMS NPPES registry since December 10, 2007.
## Identity
- **NPI:** 1609059005 (Entity type: Individual)
- **Enumerated:** December 10, 2007
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 0101257526 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 6400 ARLINGTON BLVD., SUITE 200, Falls Church, VA 22042
- **Phone:** (703) 531-3100 · **Fax:** (703) 531-3108
## 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): Emergency Medicine Associates P.A., P.C. (NPI 1639034960, Falls Church, VA); Inova Health Care Services (NPI 1952320061, Falls Church, VA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 3, 2021
- **Other identifiers:** Other ZZZ02040Z (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1609059005) · Data from the CMS NPPES public registry.