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CALLIE FRANCES HEADLEY
NPI 1912880253
Nurse Practitioner - Acute Care in Falls Church, VA

Active since July 25, 2025PECOS EnrolledAccepts Medicare Assignment
3300 GALLOWS RD, FALLS CHURCH, VA 22042(703) 776-4001 Get Directions Write a Review

NPPES record last updated: September 10, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Callie Frances Headley NPPES

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

CALLIE FRANCES HEADLEY (NPI 1912880253) is an individual acute care provider in Falls Church, Virginia, licensed in Virginia (0024194507) and active in the NPI registry since July 2025. She is enrolled in Medicare PECOS, is affiliated with Inova Fairfax Hospital, and is a graduate of George Washington University School Of Medicine (2025).

NPPES Registry Identity

NPI1912880253
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameCALLIE FRANCES HEADLEY
Location Address3300 GALLOWS RDFalls Church, VA 22042-3307
Mailing Address1787 Whisperhill DrReston, VA 20194-1807 · (703) 628-3393
Phone(703) 776-4001
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2025
Enumeration DateJuly 25, 2025
Last NPPES UpdateSeptember 10, 2025
NPPES CertifiedSeptember 10, 2025
✔ NPI 1912880253 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License✔ Licensed in VA · 0024194507
Also ListedRegistered NurseTaxonomy 163W00000X · License 0001285696 (VA)

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

Callie Frances Headley 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.

PECOS PAC ID8123513470
PECOS Enrollment IDI20251223004127, I20260122000243
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 Callie Headley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Inova Health Care Services
Internal Medicine
3300 GALLOWS RD, PHYSICIAN SERVICES
Falls Church, VA 22042
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • Also billed through NPI 1275886418 (Virginia)
  • 167 clinicians in this Medicare group
NPI 1952320061 (703) 321-2627

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Fairfax Hospital

Acute Care Hospitals · Falls Church, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490063
Location3300 Gallows RoadFalls Church, VA 22042 · Fairfax County
Emergency services Birthing friendly

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.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

ALLISON ELIZABETH TWEEDIE MD
Psychiatry & Neurology (Psychiatry)
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4001
DR. OLEG DOLGHI M.D
Obstetrics & Gynecology
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4001
MRS. CHERYL ANNE FRASER NP
Nurse Practitioner (Acute Care)
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4132
MISS CRYSTAL FALKE PA-C
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-3281
EMERGENCY MEDICINE ASSOCIATES
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4002
NARGES NAJMYAR PA-C
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 970-2670
SARAH MARAKOS DO
Pediatrics
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-6652
KARA STONE YOUNG CRNA
Nurse Anesthetist, Certified Registered
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4001

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 Callie Headley's NPI number?

The NPI number for Callie Headley is 1912880253. It was assigned to this individual provider in the NPPES registry on July 25, 2025.

Where is Callie Headley located?

Callie Headley practices at 3300 Gallows Rd, Falls Church, VA 22042. The listed phone number is (703) 776-4001.

What is Callie Headley's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Callie Headley enrolled in Medicare?

Yes. Callie Headley 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 Callie Headley's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Callie Headley reassigns Medicare benefits to Inova Health Care Services (Falls Church, 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 Callie Headley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Callie Headley affiliated with any hospitals?

According to CMS data, Callie Headley is affiliated with Inova Fairfax Hospital.

When was this NPI record last updated?

The NPPES record for Callie Headley was last updated on September 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.