Quick answers
- Does Neggin Assadi accept Medicare assignment?
- Yes. Medicare's clinician data says Neggin Assadi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Neggin Assadi see?
- In 2024, CMS data shows 27 Original Medicare patients and 44 services for Neggin Assadi. This counts Original Medicare only and measures volume, not quality.
- What is Neggin Assadi's NPI number?
- 1427832559. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Neggin Assadi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 27 |
|---|---|
| Services billed to Medicare | 44 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Insertion of needle into vein (3 years or older) (36410)14 services
- Ultrasonic guidance for blood vessel access (76937)13 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis74%
- Anxiety56%
- Chronic kidney disease52%
- Depression44%
Practice locations
Addresses where Neggin Assadi is enrolled with Medicare (CMS data updated October 2, 2026).
- 11670 Sudley Manor DrManassas, VA 20109 (571) 569‑3526
- 180 Maple Ave WVienna, VA 22180 (703) 938‑5300
- 20070 Ashbrook Commons Plz, Unit 104Ashburn, VA 20147 (571) 479‑3116
Group practices
Medicare enrollment lists Neggin Assadi as a member of this group (CMS data updated October 2, 2026).
- Inova Ucc LLC155 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Manassas
Clinicians with the same Medicare primary specialty in Manassas, VA — not a recommendation.
Other clinicians in Inova Ucc LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1427832559 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians