HASSEN M. SEID NP
NPI 1922453711
Nurse Practitioner - Family in Fairfax, VA

Active since April 28, 2016PECOS EnrolledAccepts Medicare Assignment
8221 WILLOW OAKS CORPORATE DR, 450, FAIRFAX, VA 22031(703) 289-7560 Get Directions Write a Review

NPPES record last updated: August 21, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Hassen M. Seid Np NPPES

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

HASSEN M. SEID NP (NPI 1922453711) is an individual family provider in Fairfax, Virginia, licensed in Virginia (0024173437) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1922453711
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameHASSEN M. SEIDCredential: NP
Location Address8221 WILLOW OAKS CORPORATE DR, 450Fairfax, VA 22031-4512
Mailing Address8221 Willow Oaks Corporate Dr, 450Fairfax, VA 22031-4512
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateApril 28, 2016
Last NPPES UpdateAugust 21, 2016
NPI 1922453711 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses Licensed in VA · 0024173437 Licensed in MD · AC001763 Licensed in DC · RN1031886
8221 WILLOW OAKS CORPORATE DR, Fairfax, VA 22031

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Hassen M. Seid Np 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 ID8527350107
PECOS Enrollment IDI20160706000081
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22031 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.

Psychiatry & Neurology (Psychiatry)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Clinic/Center (Federally Qualified Health Center (FQHC))
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Nurse Practitioner (Psychiatric/Mental Health)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Social Worker (Clinical)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Pharmacy (Long Term Care Pharmacy)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Social Worker (Clinical)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Social Worker (Clinical)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Counselor (Professional)
8221 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031

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 Hassen Seid's NPI number?

The NPI number for Hassen Seid is 1922453711. It was assigned to this individual provider in the NPPES registry on April 28, 2016.

Where is Hassen Seid located?

Hassen Seid practices at 8221 Willow Oaks Corporate Dr 450, Fairfax, VA 22031. The listed phone number is (703) 289-7560.

What is Hassen Seid's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Hassen Seid enrolled in Medicare?

Yes. Hassen Seid 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.

When was this NPI record last updated?

The NPPES record for Hassen Seid was last updated on August 21, 2016. 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.