NATHALIE G KASSIS (PT) – Physical Therapist, NPI 1851400402

NATHALIE G KASSIS (PT) is a healthcare provider. based in Fairfax station, Virginia. specializing in PHYSICAL THERAPIST IN PRIVATE PRACTICE. They hold the professional credentials PT. The NPI Number for NATHALIE G KASSIS (PT) is 1851400402

Main info

Female
30 Years Of Experience
Accepts Medicare Assignment
Name
NATHALIE G KASSIS (PT)
NPI
1851400402
Phone
(703) 426-4949
Address
5618 OX RD
Enumeration Date
29 August 2006
Last Update Date
19 November 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7034264949
Graduation Year
1996 (30 years ago)
PAC ID
0446344063
Group Practice PAC ID
3779588256
Professional Enrollment ID
I20080428000186
Address ID
VA220391018FA5618XRDXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience43
Completeness75
Years active:19State licenses:0Digital endpointsOther names

3,079 PHYSICAL THERAPIST IN PRIVATE PRACTICE in VA

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Provider Addresses for NATHALIE G KASSIS (PT)

  • Integrated Sports Medicine and Physical Therapy, 5618-H, Ox Road, Middleridge, Fairfax Station, Fairfax, Virginia, 22015-2805, United States

    SUITE H

    FAIRFAX STATION, VA 220391018

    Phone: (703) 426-4949

    Type: Location

  • 5008, Domain Place, Domian Condominium, John Adams, Alexandria West, Alexandria, Virginia, 22311, United States

    ALEXANDRIA, VA 223115016

    Phone: (703) 671-7707

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2008-04-28

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20080428000186IPhysical Therapist In Private PracticeDCTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
97110Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes2,706165$0
97140Therapy procedure using manual technique, each 15 minutes1,389151$0
G0283Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care36159$0
97112Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes19237$0
97161Evaluation for physical therapy, typically 20 minutes8473$0
View full utilization report →

Insurance plans in this area (ZIP 22039)

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Provider's Procedures

NATHALIE G KASSIS (PT) performs procedures in PHYSICAL THERAPIST IN PRIVATE PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PHYSICAL THERAPYVA97001Physical therapy evaluation8976

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3779588256View full group profile
NameSpecialtyState
Physical Therapist In Private PracticeVA
Physical Therapist In Private PracticeVA
-VA
Physical Therapist In Private PracticeVA
-MD
Physical Therapist In Private PracticeVA
Physical Therapist In Private PracticeVA
Physical Therapist In Private PracticeVA
Physical Therapist In Private PracticeVA
-VA

Reviews

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Frequently asked questions

How do payers reference NATHALIE G KASSIS (PT)?
For NATHALIE G KASSIS (PT), use NPI 1851400402 as the unique 10-digit identifier.
Would NATHALIE G KASSIS (PT) appear as active to a payer?
You can treat NATHALIE G KASSIS (PT) as active for directory purposes; confirm clinical privileges separately.
What expertise is attributed to NATHALIE G KASSIS (PT)?
NATHALIE G KASSIS (PT)'s specialty line reads Physical Therapist. Clinical services aligned with this taxonomy classification.
What practice footprint exists for NATHALIE G KASSIS (PT)?
Travel planning: use Fairfax Station, Virginia as the reference point for NATHALIE G KASSIS (PT), then confirm.
Can I trust this NPI listing for NATHALIE G KASSIS (PT)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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