Quick answers
- Where does Zachariah Hasan see patients?
- Medicare's clinician data lists 3 practice locations, including Ashburn, VA, Herndon, VA and Vienna, VA. Call before your visit to confirm the address.
- What is Zachariah Hasan's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Zachariah Hasan accept Medicare assignment?
- Yes. Medicare's clinician data says Zachariah Hasan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Zachariah Hasan offer telehealth?
- Medicare's clinician data says Zachariah Hasan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Zachariah Hasan?
- (703) 787-7638, as listed in official Medicare / NPI Registry data.
- What is Zachariah Hasan's NPI number?
- 1700414307. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Zachariah Hasan is enrolled with Medicare (CMS data updated 2026-10-02).
- 44335 Premier Plz, Suite 130Ashburn, VA 20147 (703) 787‑7638
- 722 Grant StHerndon, VA 20170 (703) 787‑7638
- 8320 Old Courthouse Rd, Suite 400Vienna, VA 22182 (703) 226‑4000
Group practices
Medicare enrollment lists Zachariah Hasan as a member of these groups (CMS data updated 2026-10-02).
- MS Center of Greater Washington PC3 clinicians in the group
- Shabih Hasan MD PC2 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Ashburn
Clinicians with the same Medicare primary specialty in Ashburn, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1700414307 |
| 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 2026-10-02, retrieved 2026-10-29
- 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