Quick answers
- Which hospitals does Margaret Mountcastle work at?
- Medicare's official clinician data lists Margaret Mountcastle at 3 hospitals: Bon Secours Memorial Regional Medical Center, Bon Secours Richmond Community Hospital and Sentara Williamsburg Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Margaret Mountcastle see patients?
- Medicare's clinician data lists 1 practice location in Mechanicsville, VA. Call before your visit to confirm the address.
- What is Margaret Mountcastle's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Margaret Mountcastle accept Medicare assignment?
- Yes. Medicare's clinician data says Margaret Mountcastle 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 Margaret Mountcastle?
- (804) 800-6600, as listed in official Medicare / NPI Registry data.
- What is Margaret Mountcastle's NPI number?
- 1497753032. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Margaret Mountcastle works
Medicare's Facility Affiliation Data lists Margaret Mountcastle at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bon Secours Memorial Regional Medical CenterMechanicsville, VA · Acute Care Hospital · CCN 490069
- Bon Secours Richmond Community HospitalRichmond, VA · Acute Care Hospital · CCN 490094
- Sentara Williamsburg Regional Medical CenterWilliamsburg, VA · Acute Care Hospital · CCN 490066
Practice locations
Addresses where Margaret Mountcastle is enrolled with Medicare (CMS data updated 2026-10-02).
- 8243 Meadowbridge RdMechanicsville, VA 23116 (804) 800‑6600
Group practices
Medicare enrollment lists Margaret Mountcastle as a member of this group (CMS data updated 2026-10-02).
- Richmond Heart and Vascular Associates25 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Mechanicsville
Clinicians with the same Medicare primary specialty in Mechanicsville, VA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Medical school | Virginia Commonwealth University, School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497753032 |
| 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