Quick answers
- Which hospitals does Oliver Chen work at?
- Medicare's official clinician data lists Oliver Chen at 5 hospitals: Fulton County Medical Center, Inova Alexandria Hospital, Inova Fair Oaks Hospital, Inova Loudoun Hospital and Saint Agnes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Oliver Chen see patients?
- Medicare's clinician data lists 9 practice locations, including Hagerstown, MD, Mc Connellsburg, PA and Annandale, VA. Call before your visit to confirm the address.
- What is Oliver Chen's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Oliver Chen accept Medicare assignment?
- Yes. Medicare's clinician data says Oliver Chen 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 Oliver Chen?
- (301) 714-4200, as listed in official Medicare / NPI Registry data.
- What is Oliver Chen's NPI number?
- 1164654158. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Oliver Chen works
Medicare's Facility Affiliation Data lists Oliver Chen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fulton County Medical CenterMcConnellsburg, PA · Critical Access Hospital · CCN 391303
- Inova Alexandria HospitalAlexandria, VA · Acute Care Hospital · CCN 490040
- Inova Fair Oaks HospitalFairfax, VA · Acute Care Hospital · CCN 490101
- Inova Loudoun HospitalLeesburg, VA · Acute Care Hospital · CCN 490043
- Saint Agnes HospitalBaltimore, MD · Acute Care Hospital · CCN 210011
Practice locations
Addresses where Oliver Chen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 11110 Medical Campus Rd, Suite 204Hagerstown, MD 21742 (301) 714‑4200
- 214 Peach Orchard RdMc Connellsburg, PA 17233 (301) 739‑6144
- 3299 Woodburn Rd, Suite 110Annandale, VA 22003 (703) 698‑4488
- 3449 Wilkens AveBaltimore, MD 21229
- 4001 Prince William Pkwy, Suite 302Woodbridge, VA 22192 (703) 698‑4444
Group practices
Medicare enrollment lists Oliver Chen as a member of these groups (CMS data updated 2026-10-02).
- St Agnes Healthcare Inc260 clinicians in the group
- Fairfax Radiological Consultants154 clinicians in the group
- Ifrc LLC137 clinicians in the group
- Inova Reston Mri Center LLC106 clinicians in the group
- Diagnostic Imaging Services LLC16 clinicians in the group
- Fulton Diagnostic Radiology LLC11 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Hagerstown
Clinicians with the same Medicare primary specialty in Hagerstown, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Temple University School Of Medicine |
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164654158 |
| 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