Nathalie Kassis, PT
NPI 1851400402 · Physical Therapist · Fairfax Station, VA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathalie Kassis, PT is a Physical Therapist provider in Fairfax Station, VA (NPI 1851400402).
Provider details
- NPI number
- 1851400402
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,797 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 3,189 | $27 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 1,700 | $22 |
| Electrical Stimulation (unattended), to One Or More Areas for Indication(s) Other Than Wound Care, As Part of a Therapy Plan of CareG0283 | 506 | $10 |
| Application of Mechanical Traction97012 | 149 | $12 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 127 | $35 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 80 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-29
- Last updated
- 2007-11-19
Frequently asked questions
- What is Nathalie Kassis's NPI number?
- Nathalie Kassis's National Provider Identifier (NPI) is 1851400402, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathalie Kassis's specialty?
- Nathalie Kassis is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Nathalie Kassis located?
- Nathalie Kassis's practice location on file with NPPES is 5618 Ox Rd, Fairfax Station, VA 22039-1018.
- What is Nathalie Kassis's phone number?
- The practice phone number listed in the NPPES registry for Nathalie Kassis is (703) 426-4949.
- Does Nathalie Kassis accept Medicare?
- Nathalie Kassis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathalie Kassis's NPI active?
- Yes — Nathalie Kassis's NPI (1851400402) is active in the NPPES registry as of the last update on 2007-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.