Quick answers
- Which hospitals does Gregory P. Harris Sr. work at?
- Medicare's official clinician data lists Gregory P. Harris Sr. at 1 hospital: Winchester Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory P. Harris Sr. see patients?
- Medicare's clinician data lists 2 practice locations, including Winchester, VA. Call before your visit to confirm the address.
- What is Gregory P. Harris Sr.'s specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Gregory P. Harris Sr. accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory P. Harris Sr. 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 Gregory P. Harris Sr.?
- (540) 536-8000, as listed in official Medicare / NPI Registry data.
- What is Gregory P. Harris Sr.'s NPI number?
- 1629041637. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory P. Harris Sr. works
Medicare's Facility Affiliation Data lists Gregory P. Harris Sr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Winchester Medical CenterWinchester, VA · Acute Care Hospital · CCN 490005
Practice locations
Addresses where Gregory P. Harris Sr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 1840 Amherst StWinchester, VA 22601 (540) 536‑8000
- 190 Campus Blvd, Suite 100Winchester, VA 22601 (540) 536‑7140
Group practices
Medicare enrollment lists Gregory P. Harris Sr. as a member of this group (CMS data updated 2026-10-02).
- Valley Health Anesthesia Services, LLC125 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Winchester
Clinicians with the same Medicare primary specialty in Winchester, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629041637 |
| 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