Quick answers
- Which hospitals does Martelle E. Simpson work at?
- Medicare's official clinician data lists Martelle E. Simpson at 4 hospitals: Inova Alexandria Hospital, Inova Fair Oaks Hospital, Inova Mount Vernon Hospital and Virginia Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Martelle E. Simpson see patients?
- Medicare's clinician data lists 4 practice locations, including Alexandria, VA, Arlington, VA and Annandale, VA. Call before your visit to confirm the address.
- What is Martelle E. Simpson's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Martelle E. Simpson accept Medicare assignment?
- Yes. Medicare's clinician data says Martelle E. Simpson 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 Martelle E. Simpson?
- (703) 892-6500, as listed in official Medicare / NPI Registry data.
- What is Martelle E. Simpson's NPI number?
- 1306494190. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Martelle E. Simpson works
Medicare's Facility Affiliation Data lists Martelle E. Simpson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Inova Alexandria HospitalAlexandria, VA · Acute Care Hospital · CCN 490040
- Inova Fair Oaks HospitalFairfax, VA · Acute Care Hospital · CCN 490101
- Inova Mount Vernon HospitalAlexandria, VA · Acute Care Hospital · CCN 490122
- Virginia Hospital CenterArlington, VA · Acute Care Hospital · CCN 490050
Practice locations
Addresses where Martelle E. Simpson is enrolled with Medicare (CMS data updated 2026-10-02).
- 2501 Parkers LnAlexandria, VA 22306 (703) 892‑6500
- 2800 S Shirlington Rd, Suite 1000Arlington, VA 22206
- 2800 S Shirlington Rd, Suite 1100Arlington, VA 22206
- 3299 Woodburn Rd, Suite 480Annandale, VA 22003 (703) 892‑6500
Group practices
Medicare enrollment lists Martelle E. Simpson as a member of this group (CMS data updated 2026-10-02).
- Anderson Clinic LLC76 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Alexandria
Clinicians with the same Medicare primary specialty in Alexandria, VA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306494190 |
| 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