Quick answers
- Which hospitals does James W. Larson Iii work at?
- Medicare's official clinician data lists James W. Larson Iii at 5 hospitals: Grant Memorial Hospital, Shenandoah Memorial Hospital, Valley Health War Memorial Hospital, Warren Memorial Hospital and Winchester Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James W. Larson Iii see patients?
- Medicare's clinician data lists 4 practice locations, including Woodbridge, VA, Winchester, VA and Front Royal, VA. Call before your visit to confirm the address.
- What is James W. Larson Iii's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does James W. Larson Iii accept Medicare assignment?
- Yes. Medicare's clinician data says James W. Larson Iii 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 James W. Larson Iii?
- (703) 490-1112, as listed in official Medicare / NPI Registry data.
- What is James W. Larson Iii's NPI number?
- 1366644700. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James W. Larson Iii works
Medicare's Facility Affiliation Data lists James W. Larson Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grant Memorial HospitalPetersburg, WV · Critical Access Hospital · CCN 511316
- Shenandoah Memorial HospitalWoodstock, VA · Critical Access Hospital · CCN 491305
- Valley Health War Memorial HospitalBerkeley Springs, WV · Critical Access Hospital · CCN 511309
- Warren Memorial HospitalFront Royal, VA · Acute Care Hospital · CCN 490033
- Winchester Medical CenterWinchester, VA · Acute Care Hospital · CCN 490005
Practice locations
Addresses where James W. Larson Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 14605 Potomac Branch Dr, Suite 300Woodbridge, VA 22191 (703) 490‑1112
- 152 Linden DrWinchester, VA 22601 (540) 667‑9252
- 1830 Amherst StWinchester, VA 22601 (540) 536‑4787
- 50 Riverton Commons Dr, Suite 50cFront Royal, VA 22601 (540) 692‑8977
Group practices
Medicare enrollment lists James W. Larson Iii as a member of this group (CMS data updated 2026-10-02).
- Centers for Advanced Orthopaedics LLC604 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Woodbridge
Clinicians with the same Medicare primary specialty in Woodbridge, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Pittsburgh School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1366644700 |
| 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