Quick answers
- Which hospitals does April N. Obier work at?
- Medicare's official clinician data lists April N. Obier at 1 hospital: Rappahannock General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does April N. Obier see patients?
- Medicare's clinician data lists 1 practice location in Dulles, VA. Call before your visit to confirm the address.
- What is April N. Obier's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does April N. Obier accept Medicare assignment?
- Yes. Medicare's clinician data says April N. Obier 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 April N. Obier?
- (240) 686-2300, as listed in official Medicare / NPI Registry data.
- What is April N. Obier's NPI number?
- 1063454551. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where April N. Obier works
Medicare's Facility Affiliation Data lists April N. Obier at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Rappahannock General HospitalKilmarnock, VA · Critical Access Hospital · CCN 491308
Practice locations
Addresses where April N. Obier is enrolled with Medicare (CMS data updated 2026-10-02).
- 24570 Stone Springs BlvdDulles, VA 20166 (240) 686‑2300
Group practices
Medicare enrollment lists April N. Obier as a member of this group (CMS data updated 2026-10-02).
- Emergency Medicine Associates P.A., P.C.714 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Dulles
Clinicians with the same Medicare primary specialty in Dulles, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063454551 |
| 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