LINDSEY ARTHUR ORR
NPI 1417344516
Internal Medicine in Falls Church, VA
About Lindsey Arthur Orr NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LINDSEY ARTHUR ORR (NPI 1417344516) is an individual internal medicine provider in Falls Church, Virginia, licensed in Virginia (0101271988) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, is affiliated with Virginia Hospital Center, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Accepted Insurance
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
Lindsey Arthur Orr 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.
Medicare Billing Reassignments
2Medicare enrollment records show Lindsey Orr reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arlington, VA 22203
- Reassigned Medicare billing, District of Columbia enrollment
- 1,534 clinicians in this Medicare group
Falls Church, VA 22042
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- Also billed through NPI 1588717755 (Virginia)
- 167 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.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Virginia Hospital Center
Acute Care Hospitals · Arlington, VAInova Fairfax Hospital
Acute Care Hospitals · Falls Church, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 22046 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.
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 Lindsey Orr's NPI number?
The NPI number for Lindsey Orr is 1417344516. It was assigned to this individual provider in the NPPES registry on April 16, 2015. The provider is also known as Lindsey Ann Arthur.
Where is Lindsey Orr located?
Lindsey Orr practices at 500 W Annandale Rd, Falls Church, VA 22046. The listed phone number is (703) 521-5991.
What is Lindsey Orr's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Lindsey Orr enrolled in Medicare?
Yes. Lindsey Orr 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 organizations bill Medicare for Lindsey Orr's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lindsey Orr reassigns Medicare benefits to 2 organizations: Privia Medical Group, LLC (Arlington, 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 Lindsey Orr's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lindsey Orr accept?
Health plans from Oscar Health list Lindsey Orr 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.
Is Lindsey Orr affiliated with any hospitals?
According to CMS data, Lindsey Orr is affiliated with Virginia Hospital Center and Inova Fairfax Hospital.
When was this NPI record last updated?
The NPPES record for Lindsey Orr was last updated on April 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Lindsey Arthur Orr · NPI 1417344516
Internal Medicine physician in Falls Church, Virginia. Individual provider, active in the CMS NPPES registry since April 16, 2015.
## Identity
- **NPI:** 1417344516 (Entity type: Individual)
- **Enumerated:** April 16, 2015
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 0101271988 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 500 W ANNANDALE RD, Falls Church, VA 22046-4205
- **Phone:** (703) 521-5991
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **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): Privia Medical Group, LLC (NPI 1013042480, Arlington, VA); Inova Health Care Services (NPI 1952320061, Falls Church, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** April 20, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1417344516) · Data from the CMS NPPES public registry.