Quick answers
- Which hospitals does Jonathan R. Mason work at?
- Medicare's official clinician data lists Jonathan R. Mason at 5 hospitals: Riverside Doctors' Hospital of Williamsburg, Riverside Regional Medical Center, Riverside Walter Reed Hospital, Sentara Careplex Hospital and Sentara Williamsburg Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan R. Mason see patients?
- Medicare's clinician data lists 2 practice locations, including Williamsburg, VA and Hampton, VA. Call before your visit to confirm the address.
- What is Jonathan R. Mason's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Jonathan R. Mason accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan R. Mason 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 Jonathan R. Mason?
- (757) 206-1004, as listed in official Medicare / NPI Registry data.
- What is Jonathan R. Mason's NPI number?
- 1598923906. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan R. Mason works
Medicare's Facility Affiliation Data lists Jonathan R. Mason at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Riverside Doctors' Hospital of WilliamsburgWilliamsburg, VA · Acute Care Hospital · CCN 490143
- Riverside Regional Medical CenterNewport News, VA · Acute Care Hospital · CCN 490052
- Riverside Walter Reed HospitalGloucester, VA · Acute Care Hospital · CCN 490130
- Sentara Careplex HospitalHampton, VA · Acute Care Hospital · CCN 490093
- Sentara Williamsburg Regional Medical CenterWilliamsburg, VA · Acute Care Hospital · CCN 490066
Practice locations
Addresses where Jonathan R. Mason is enrolled with Medicare (CMS data updated 2026-10-02).
- 4037 Ironbound RdWilliamsburg, VA 23188 (757) 206‑1004
- 901 Enterprise PkwyHampton, VA 23666 (757) 827‑2480
Group practices
Medicare enrollment lists Jonathan R. Mason as a member of this group (CMS data updated 2026-10-02).
- Tidewater Orthopaedic Associates Inc.25 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Williamsburg
Clinicians with the same Medicare primary specialty in Williamsburg, VA — not a recommendation.
Clinician information
| Medical school | Eastern Virginia Medical School |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598923906 |
| 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