Quick answers
- Which hospitals does Grayce E. Hamlin work at?
- Medicare's official clinician data lists Grayce E. Hamlin at 1 hospital: Inova Mount Vernon Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Grayce E. Hamlin see patients?
- Medicare's clinician data lists 1 practice location in Lorton, VA. Call before your visit to confirm the address.
- What is Grayce E. Hamlin's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Grayce E. Hamlin accept Medicare assignment?
- Yes. Medicare's clinician data says Grayce E. Hamlin 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 Grayce E. Hamlin offer telehealth?
- Medicare's clinician data says Grayce E. Hamlin offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Grayce E. Hamlin?
- (703) 339-7550, as listed in official Medicare / NPI Registry data.
- What is Grayce E. Hamlin's NPI number?
- 1598446031. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Grayce E. Hamlin works
Medicare's Facility Affiliation Data lists Grayce E. Hamlin at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Inova Mount Vernon HospitalAlexandria, VA · Acute Care Hospital · CCN 490122
Practice locations
Addresses where Grayce E. Hamlin is enrolled with Medicare (CMS data updated 2026-10-02).
- 8988 Lorton Station Blvd, Suite 201Lorton, VA 22079 (703) 339‑7550
Group practices
Medicare enrollment lists Grayce E. Hamlin as a member of this group (CMS data updated 2026-10-02).
- Fairfax Family Practice Centers PC106 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Lorton
Clinicians with the same Medicare primary specialty in Lorton, VA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1598446031 |
| 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