DR. POUYA TAHSILI FAHADAN M.D.
NPI 1851602841
Psychiatry & Neurology - Vascular Neurology in Falls Church, VA
About Dr. Pouya Tahsili Fahadan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. POUYA TAHSILI FAHADAN M.D. (NPI 1851602841) is an individual vascular neurology provider in Falls Church, Virginia, licensed in Virginia (0101261445) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Fauquier Hospital, and is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses 4
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
Dr. Pouya Tahsili Fahadan M.d. 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
3Medicare enrollment records show Pouya Tahsili Fahadan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Falls Church, VA 22042
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- Also billed through NPI 1588717755 (Virginia), NPI 1538870191 (District of Columbia)
- 167 clinicians in this Medicare group
Washington, DC 20036
- Reassigned Medicare billing, Maryland enrollment
- 2,602 clinicians in this Medicare group
Stockbridge, GA 30281
- Reassigned Medicare billing, Georgia enrollment
- 12 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 4
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Fauquier Hospital
Acute Care Hospitals · Warrenton, VAInova Alexandria Hospital
Acute Care Hospitals · Alexandria, VAInova Loudoun Hospital
Acute Care Hospitals · Leesburg, VAInova Fairfax Hospital
Acute Care Hospitals · Falls Church, VAInova Fair Oaks Hospital
Acute Care Hospitals · Fairfax, VAPhysician 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
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 Pouya Tahsili Fahadan's NPI number?
The NPI number for Pouya Tahsili Fahadan is 1851602841. It was assigned to this individual provider in the NPPES registry on June 24, 2010.
Where is Pouya Tahsili Fahadan located?
Pouya Tahsili Fahadan practices at 3300 Gallows Rd Inova Fairfax Hospital, Falls Church, VA 22042. The listed phone number is (843) 566-2407.
What is Pouya Tahsili Fahadan's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Vascular Neurology, with taxonomy code 2084V0102X.
Is Pouya Tahsili Fahadan enrolled in Medicare?
Yes. Pouya Tahsili Fahadan 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 Pouya Tahsili Fahadan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Pouya Tahsili Fahadan reassigns Medicare benefits to 3 organizations: Inova Health Care Services (Falls Church, VA), Medstar Medical Group II LLC (Washington, DC) and Idoc Virtual Neuro Critical Care LLC (Stockbridge, GA). 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 Pouya Tahsili Fahadan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Pouya Tahsili Fahadan accept?
Health plans from Oscar Health list Pouya Tahsili Fahadan 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 Pouya Tahsili Fahadan affiliated with any hospitals?
According to CMS data, Pouya Tahsili Fahadan is affiliated with Fauquier Hospital, Inova Alexandria Hospital, Inova Loudoun Hospital, Inova Fairfax Hospital and Inova Fair Oaks Hospital.
When was this NPI record last updated?
The NPPES record for Pouya Tahsili Fahadan was last updated on March 22, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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. Pouya Tahsili Fahadan, M.D. · NPI 1851602841
Vascular Neurology physician in Falls Church, Virginia. Individual provider, active in the CMS NPPES registry since June 24, 2010.
## Identity
- **NPI:** 1851602841 (Entity type: Individual)
- **Enumerated:** June 24, 2010
- **Primary specialty:** Psychiatry & Neurology - Vascular Neurology · taxonomy 2084V0102X
- **State license:** 0101261445 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 3300 GALLOWS RD, INOVA FAIRFAX HOSPITAL, Falls Church, VA 22042-3307
- **Phone:** (843) 566-2407
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Inova Health Care Services (NPI 1952320061, Falls Church, VA); Medstar Medical Group II LLC (NPI 1376887844, Washington, DC); Idoc Virtual Neuro Critical Care LLC (NPI 1053926154, Stockbridge, GA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** March 22, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1851602841) · Data from the CMS NPPES public registry.