Quick answers
- Which hospitals does Greg E. Gaski work at?
- Medicare's official clinician data lists Greg E. Gaski at 3 hospitals: Fauquier Hospital, Inova Fairfax Hospital and Inova Loudoun Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Greg E. Gaski see patients?
- Medicare's clinician data lists 6 practice locations, including Ashburn, VA, Annandale, VA and Falls Church, VA. Call before your visit to confirm the address.
- What is Greg E. Gaski's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Greg E. Gaski accept Medicare assignment?
- Yes. Medicare's clinician data says Greg E. Gaski 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.
- What is the phone number for Greg E. Gaski?
- (703) 970-6464, as listed in official Medicare / NPI Registry data.
- What is Greg E. Gaski's NPI number?
- 1003017286. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Greg E. Gaski works
Medicare's Facility Affiliation Data lists Greg E. Gaski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fauquier HospitalWarrenton, VA · Acute Care Hospital · CCN 490023
- Inova Fairfax HospitalFalls Church, VA · Acute Care Hospital · CCN 490063
- Inova Loudoun HospitalLeesburg, VA · Acute Care Hospital · CCN 490043
Practice locations
Addresses where Greg E. Gaski is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 22505 Landmark CtAshburn, VA 20148 (703) 970‑6464
- 3299 Woodburn RdAnnandale, VA 22003 (703) 205‑2626
- 3299 Woodburn Rd, Suite 370Annandale, VA 22003 (703) 205‑2626
- 3300 Gallows RdFalls Church, VA 22042
- 44045 Rivderside PkwyLeesburg, VA 20176
Group practices
Medicare enrollment lists Greg E. Gaski as a member of this group (CMS data updated 2026-10-02).
- Inova Health Care Services1,817 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Ashburn
Clinicians with the same Medicare primary specialty in Ashburn, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003017286 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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